PHENOXETOL

CAS Number: 122-99-6 (2-phenoxyethanol; applies to the identified active substance rather than any unspecified blended preservative).
EC Number: 204-589-7.
Molecular Formula: C8H10O2.
Molecular Weight: 138.17 g/mol.
INCI Name: Phenoxyethanol (for cosmetic ingredient declaration of the corresponding substance).
E Number / INS Number: Not applicable; 2-phenoxyethanol is not identified here as an E-numbered food additive.
Boiling Point: Approximately 237-245 °C at atmospheric pressure; published pure-substance references differ, and the value is not a guaranteed grade specification.
Melting Point: Approximately 12-14 °C for the neat substance; crystallization or clouding at cooler temperatures should not be confused with an aqueous product property.
Viscosity: Representative dynamic viscosity approximately 18 mPa·s at 25 °C in one supplier's technical data; verify the value and method for the ordered grade.
Density: Approximately 1.10-1.11 g/cm3 near 20 °C for neat 2-phenoxyethanol, depending on reference temperature and grade.

COMMON PRODUCT AND CHEMICAL NAMES

Phenoxetol
2-Phenoxyethanol
Phenoxyethanol
Phenoxethol
Phenoxytol
Ethylene glycol monophenyl ether
Ethylene glycol phenyl ether
Phenoxyethyl alcohol
2-Phenoxyethyl alcohol
1-Hydroxy-2-phenoxyethane
2-Phenoxyethan-1-ol
Ethanol, 2-phenoxy-
Phenyl glycol

These are names associated with CAS 122-99-6 in chemical references or established product usage; a name on a catalog page does not independently establish the purity, regulatory grade or additive content of a purchased lot. Phenoxetol SG and other modified grade names may refer to distinct sourcing or quality claims, and those claims should not be transferred to the standard Phenoxetol product without corresponding documentation. Names for formulated preservative blends containing phenoxyethanol should not be treated as synonyms for the pure compound.

WHAT IS PHENOXETOL?

Phenoxetol is a 2-phenoxyethanol-based liquid ingredient used to control microbial contamination in suitable formulations. The core chemical is an aromatic glycol ether with a primary alcohol group; it is not a salt, polymer, quaternary ammonium compound or mixture of different antimicrobial actives by definition. Chemical descriptions frequently use “phenoxyethanol” and “ethylene glycol monophenyl ether” interchangeably for this substance.

Commercial documentation identifies Phenoxetol as a preservative for hand dishwashing formulations, hard-surface cleaning products, laundry additives and laundry detergents. The objective in these uses is generally protection of the formulated product itself, such as preventing changes caused by bacteria or other microorganisms that enter through raw materials, processing equipment or consumer use. A material described as a product preservative should not automatically be marketed as a surface disinfectant or as a sanitizer for users.

A separate, well-established use of phenoxyethanol is as a preservative in cosmetic and personal care formulations. This application has specific rules: in the European Union, phenoxyethanol is listed as a cosmetic preservative in Annex V, entry 29, with a maximum concentration of 1.0% in ready-for-use cosmetics. The authorized cosmetic use does not establish an equivalent permitted level or labeling regime for household detergents, industrial preservatives, medical products or biocides.

Phenoxetol is normally handled as a colorless to nearly colorless, somewhat oily liquid. Phenoxetol has a measurable but limited solubility in water, a comparatively high boiling point and a low vapor pressure at room temperature. These properties explain why it is convenient in many liquid compositions while also making phase stability and careful dispersion relevant technical questions.

The composition behind a trade name must always be confirmed against the commercial product's technical data sheet (TDS), safety data sheet (SDS) and certificate of analysis (COA). Those documents answer different questions: whether a grade meets a performance specification, what hazards accompany its handling, and whether a specific batch meets agreed analytical criteria.

CAS NUMBER, EC / EINECS NUMBER AND CHEMICAL IDENTIFICATION

Commercial Product Name: Phenoxetol.
Principal Chemical Substance: 2-Phenoxyethanol.
CAS Registry Number: 122-99-6.
EC / EINECS Number: 204-589-7.
IUPAC-Type Name: 2-Phenoxyethan-1-ol.
Molecular Formula: C8H10O2.
Molecular Mass: 138.17 g/mol.
Structural Formula: C6H5-O-CH2-CH2-OH.
Chemical Class: Aromatic glycol ether / ether alcohol.
Physical Presentation: Clear liquid, sometimes described as oily or slightly viscous.
Key Function: Antimicrobial preservation in suitable industrial or personal care formulations.
Other Functional Characteristic: Organic solvent or cosolvent behavior in selected technical applications.
INCI Declaration for Cosmetics: Phenoxyethanol.
Cosmetic Regulatory Reference: EU Cosmetics Regulation (EC) No 1223/2009, Annex V, entry 29, for preservative use.

The structure and registry numbers identify the phenoxyethanol active substance rather than promising that every trade-named container has a certain assay. Standard grades may have differences in water content, color, trace phenol, related glycol ethers, odor or manufacturing origin. Such differences can matter to fragrance-sensitive consumer products, transparent liquid detergents and formulations with strict purity requirements.

A product identified as phenoxyethanol must also be distinguished from ethylene glycol itself, phenol, 2-(2-phenoxyethoxy)ethanol and benzyl alcohol. These substances have different chemical identities, CAS numbers, physicochemical behavior and toxicological profiles. Substituting them based only on the similarity of their names would be chemically incorrect.

The absence of an E number is important: Phenoxetol is not presented as a food additive or a food preservative for unrestricted direct addition to foods. Biocidal, pharmaceutical and specialized medical uses require their own authorization, quality and application-specific assessment, and cannot be inferred from the general CAS identity.

CHEMICAL STRUCTURE AND MOLECULAR CHARACTERISTICS

2-Phenoxyethanol consists of an unsubstituted benzene ring attached to an oxygen atom, followed by an ethylene unit terminating in a hydroxyl group. In condensed notation the arrangement is C6H5-O-CH2-CH2-OH. It contains one ether linkage and one primary alcohol functionality, while the aromatic phenyl portion contributes a pronounced nonpolar region.

The terminal hydroxyl group can participate in hydrogen bonding with water and other polar compounds. The ether oxygen is a second hydrogen-bond acceptor, but the phenyl ring limits overall water affinity. Consequently, phenoxyethanol is neither fully hydrophobic nor miscible with water at every concentration; it occupies an intermediate polarity range relevant to solvent partitioning and preservation behavior.

Unlike a typical anionic surfactant, phenoxyethanol has no long ionic sulfonate or sulfate head group and no strong hydrophilic charge. It is therefore not a direct replacement for the cleansing, wetting and foaming action of a detergent surfactant. In detergent products it is ordinarily a preservation ingredient located within a larger formulation containing surfactants, water, builders, solvents, thickeners and fragrances.

The molecule also has no covalently bound “release mechanism” that makes it equivalent to formaldehyde-releasing preservatives. Its preservative action is associated with the behavior of the intact molecule in the formulation and at microbial interfaces; no claim is made here that all its antimicrobial action can be assigned to a single receptor or enzyme.

Composition-related interactions are important in real applications. Phenoxyethanol may distribute between aqueous phases, surfactant structures, dispersed oil or fragrance phases and packaging materials, which can alter the concentration available to contact microorganisms. The total amount added and the concentration effectively available in the water-containing phase are not necessarily the same.

PHYSICAL AND CHEMICAL PROPERTIES

Chemical Identity: 2-Phenoxyethanol, CAS 122-99-6.
Appearance: Colorless to nearly colorless liquid, often described as slightly oily.
Odor: Mild characteristic odor; odor acceptability is grade and formulation dependent.
Molecular Formula: C8H10O2.
Molecular Weight: 138.17 g/mol.
Melting / Freezing Region: Approximately 12-14 °C; published references include approximately 12 °C and 14 °C.
Boiling Point: Approximately 237-245 °C under atmospheric conditions; values differ between recognized reference sources.
Density / Specific Gravity: Approximately 1.10-1.11 at about 20 °C; one supplier gives specific gravity 1.105-1.113 at 20/20 °C.
Dynamic Viscosity: Representative value 18 mPa·s at 25 °C reported in a technical data sheet; not a universal Phenoxetol specification.
Water Solubility: Approximately 27 g/L (2.7 g/100 mL) near ambient temperature in established references; do not describe neat phenoxyethanol as fully miscible with water.
Vapor Pressure: Approximately 0.0013 kPa at 20 °C in an international chemical safety reference.
Flash Point: Approximately 127 °C, closed-cup reference; verify grade and test method if specifying fire-safety design values.
Autoignition Temperature: Approximately 500 °C as reported in an international chemical safety reference; not a suggested processing temperature.
Refractive Index: Representative nD at 20 °C around 1.537-1.539, depending on grade and measurement source.
Octanol / Water Partitioning: Representative log Pow around 1.1-1.2, consistent with moderate organic affinity.
pH of Neat Material: Not a meaningful stand-alone pH specification for this essentially nonaqueous liquid.
Assay / Active Concentration: Verify by GC using the exact ordered grade specification; examples of distinct commercial pure-substance grades range from about 98.5% minimum to 99.5% minimum, not a guaranteed value for every Phenoxetol lot.
Color: Commonly specified by visual standard or an APHA/Pt-Co method on applicable technical grades; request the selected product limit.
Water Content: Grade and specification dependent; confirm the actual analytical test and maximum in the relevant COA.
Free Phenol: Potential quality-control impurity for certain 2-phenoxyethanol grades; request an appropriate analytical limit rather than assuming none is present.
Shelf Life: Manufacturer-, packaging-, purity- and storage-dependent; request the valid product-specific shelf-life statement.

Different published physical properties refer to different samples, analytical methods, temperatures or levels of precision. A range compiled from independent sources must not be reinterpreted as a validated release specification. For example, a dynamic viscosity reported at 25 °C cannot be compared directly with a value at 20 °C without temperature considerations, and a density stated as specific gravity 20/20 °C is not identical in notation to a mass density in kg/m3.

Water solubility deserves particular attention. A liquid ingredient may disperse readily into a complete surfactant system while having only limited solubility in pure water. Surfactant micelles and other formulation components can change the apparent solubilization capacity, but that capacity is not evidence of unlimited water miscibility or guaranteed clarity in every finished formula.

The flash point is substantially higher than room temperature, but that does not justify describing Phenoxetol as incapable of burning. Fire conditions, heated processing, finely dispersed liquid mist, contaminated packaging and other combustible ingredients must be considered during engineering and emergency planning.

HOW DOES PHENOXETOL WORK AT THE MOLECULAR LEVEL?

Phenoxetol is a preservative because phenoxyethanol can interfere with the viability and growth of susceptible microorganisms under suitable use conditions. Available regulatory descriptions of 2-phenoxyethanol discuss nonspecific antimicrobial effects, including disruption of cell-membrane functions and interference with intracellular processes. It is more accurate to speak of multiple interacting effects than to claim a single, universally proven molecular target in all microbial species.

The aromatic part of the molecule contributes affinity for less polar microenvironments, while the glycol ether and hydroxyl functions support interaction with water-containing systems. This balance may permit phenoxyethanol to associate with microbial membranes and other cellular structures. Membrane perturbation can compromise normal transport or integrity, but the outcome depends on the organism, concentration, exposure and surrounding formulation.

Microbial preservation must be evaluated in the context of bacteria, yeasts and molds rather than inferred from chemical identity alone. Phenoxyethanol is often considered particularly useful against certain bacteria, including Gram-negative organisms, yet yeast and mold performance varies and a standalone preservation system may require a complementary antimicrobial strategy. Statements that the ingredient is universally broad-spectrum without limitations can create unrealistic expectations for high-risk products.

Preservative effectiveness depends on the chemical activity of the available phenoxyethanol rather than just its nominal percentage in a recipe. Oils, perfume materials, nonionic surfactants, polymers, packaging contact and other constituents can influence distribution within the product. This is why controlled microbial challenge testing is an essential practical step even if the preservative has demonstrated activity in other formulations.

Phenoxetol does not sterilize a contaminated product merely by being present at a normal use level. Good manufacturing practice, low initial bioburden, hygienic equipment and clean packaging remain critical because preservative systems are designed to prevent deterioration under foreseeable conditions, not to compensate for uncontrolled contamination. A consumer product that has already developed microbial growth or odor may not be salvageable by adding more preservative.

In applications where phenoxyethanol also acts as a cosolvent, the solvent function and antimicrobial function must be distinguished. Dissolving an ingredient or improving liquid-phase uniformity does not prove that the resulting composition passes a preservation efficacy test. Both functions should be independently documented where they are commercially important.

WHICH INDUSTRIES USE PHENOXETOL?

Home Care and Household Detergents: Phenoxetol is positioned as a preservative in hand dishwashing liquids, hard-surface cleaners, laundry detergents and laundry additives. The material may be considered in water-containing products that can encounter microorganisms during processing or use, subject to efficacy and product-category regulations.

Cosmetics and Personal Care: The chemical substance phenoxyethanol is widely used in skin care, cleansers, shampoos, lotions and other appropriately formulated personal care products. The European cosmetic maximum concentration for its preservative function is 1.0% in the ready-for-use product, and each finished formula needs a safety assessment and suitable efficacy validation.

Industrial and Institutional Cleaning: Phenoxyethanol-based preservation may be evaluated in certain non-food-contact process cleaners and institutional formulations. Claims about disinfection, sanitation or antimicrobial treatment of external surfaces are separate claims requiring their own evidence and legal authorization.

Technical Solvent Applications: 2-Phenoxyethanol is also known as an organic solvent in selected coatings, inks, resin and related specialty chemical contexts. A grade sold specifically as a household-product preservative must not automatically be presumed to meet the specifications or regulatory requirements of those solvent applications.

Pharmaceutical or Medical Formulations: Certain specially documented phenoxyethanol grades have uses in topical medical products. These applications require substantially more specific quality, regulatory and suitability documentation than a general household-preservative product profile can provide; no such certification is implied for standard Phenoxetol.

Because one chemical may enter multiple supply chains, distinctions between application categories are commercially important. An INCI name, a CAS number or a statement of antimicrobial function alone does not provide permission to use a particular purchased grade in foods, medicines, cosmetics, medical devices or regulated biocidal products.

PHENOXETOL IN HAND DISHWASHING LIQUIDS

Hand dishwashing liquids are commonly water-rich mixtures of surfactants, hydrotropes, salts, fragrances and other functional additives. They may be exposed to microorganisms through process water, vessels, transfer lines, caps and repeated consumer use. Phenoxetol can be considered to help preserve these finished liquids against microbial growth during expected product life, assuming the complete formulation passes an appropriate efficacy assessment.

The principal practical reason to evaluate Phenoxetol in this category is that it is a liquid preservative ingredient with an established role in surfactant systems. The ingredient must not be described as the source of dishwashing foam, grease removal or wetting performance: those functions primarily depend on the surfactant package and other cleaning constituents. Its role is in-can preservation, and any indirect support for product appearance or odor comes from controlling microbial spoilage.

A formulator should examine anionic, nonionic and amphoteric surfactants, fragrance solvents, salts, water hardness and the pH of the final detergent. Changes in viscosity or a fragrance addition can affect solubilization and the amount of active preservative available in the aqueous environment. Visual clarity alone does not prove microbial robustness, so an aged formula should be checked for both physical and microbiological stability.

The appropriate Phenoxetol level cannot be obtained from a universal detergent rule, because it will depend on the actual product, microorganism panel, intended packaging and relevant regional rules. Guidance quoted for one supplier's surfactant formulation or cosmetic line is a starting point for technical assessment, not a validated dose for every dishwashing product. Good practice includes laboratory challenge testing and repeat checks after relevant reformulations.

PHENOXETOL IN HARD-SURFACE CLEANERS

A hard-surface cleaner may be aqueous, solvent-containing, acidic, alkaline, concentrated or ready to use. Those differences can change the survival of contaminating organisms and the stability of a preservative system. Product literature identifies hard-surface cleaning as an application for Phenoxetol, but the designation does not mean that phenoxyethanol imparts a registered disinfectant claim to the finished cleaner.

For an ordinary cleaner, the preservative's purpose is to protect the liquid in the bottle, not to guarantee a kill rate on kitchen counters, bathroom fixtures or public surfaces. Germicidal or biocidal labeling requires product-category-specific testing and regulatory review, which cannot be replaced with a general assertion that the formula contains phenoxyethanol. The distinction should be maintained throughout product literature and customer discussions.

Compatibility checks are particularly important in hard-surface cleaners because some products contain reactive oxidants or extreme-pH constituents. Phenoxyethanol is incompatible with strong oxidizing agents, and its suitability in a formulation containing such ingredients should not be assumed. Any study of a complex industrial cleaner should include chemical stability as well as antimicrobial efficacy.

The amount of organic fragrance, solvent or hydrotrope may change the distribution of phenoxyethanol across phases, while surfactant and salt concentration may affect cloud point or clarity. Appropriate stability studies therefore include appearance, pH, viscosity, odor and preservative performance under the manufacturer's anticipated distribution and storage conditions.

PHENOXETOL IN LAUNDRY DETERGENTS AND LAUNDRY ADDITIVES

Liquid laundry detergents often contain surfactants, polymers, builders, enzymes, sequestrants, fragrance components and water. Some of these raw materials or processing steps can introduce microorganisms, making microbial control relevant to the packaged formulation. Phenoxetol is specifically identified in commercial product information as a preservative for laundry detergents and laundry additives.

The preservation problem may differ between a dilute laundry additive and a high-surfactant concentrated detergent. Ionic strength, surfactant aggregation, solvent content, pH and phase separation behavior can all influence phenoxyethanol distribution. Manufacturers should therefore assess the intended product, not transfer results indiscriminately from a hand dishwashing liquid or a cosmetic shampoo.

Enzymes, fragrances and colorants can be sensitive to the overall formulation environment. The relevant question is whether the Phenoxetol-containing product remains physically stable and retains required functionality during aging, rather than presuming that all components are mutually compatible because phenoxyethanol is broadly used. If the detergent contains oxidizing bleach chemistry, the full compatibility and stability implications require particular attention.

Phenoxetol is not a fabric softener, soil-release polymer, optical brightener or detergent builder. Its value proposition in laundry applications is helping prevent product spoilage where microbial contamination is a relevant hazard. Sensory improvements such as the absence of off-odor should be demonstrated in appropriate storage and challenge studies.

PHENOXETOL IN COSMETICS AND PERSONAL CARE

Phenoxyethanol is an established cosmetic preservative, and Phenoxetol shares the chemical identity when it consists of 2-phenoxyethanol meeting an appropriate cosmetic-grade specification. Typical product families in which the substance is used include shampoos, shower gels, liquid soaps, rinse-off cleansers, lotions, creams, wet wipes and selected color cosmetics. The exact material must be qualified for the intended cosmetic application and market.

European Union cosmetic rules list phenoxyethanol under Annex V, reference number 29, with a maximum permitted concentration of 1.0% in ready-for-use cosmetic products. The scientific safety assessment associated with this limit is specific to the evaluated exposure context; it is not proof that undiluted raw material is non-irritating or safe to swallow. Finished cosmetic products remain subject to their own safety and microbiological quality responsibilities.

Manufacturers frequently incorporate phenoxyethanol into preservation systems rather than assuming one ingredient can cover every bacterium, yeast and mold. The need for a partner preservative or chelating agent depends on the finished formula and is confirmed through efficacy studies, not by an automatic recipe. No partner ingredient or concentration should be presented as obligatory for all formulas.

Emulsions introduce additional considerations because preservative molecules may partition between an aqueous continuous phase, oil droplets and interfacial structures. Fragrance-rich products, wet wipes and surfactant cleansers present different challenges in preservative accessibility. A successful product should be assessed by the applicable preservation efficacy method, microbiological specifications and packaging/use conditions.

Product claims such as “preservative-free,” “hypoallergenic,” “safe for all infants,” “non-irritating” or “natural” have independent evidentiary and legal implications. Phenoxetol's chemical identity or common use does not validate those claims. The appropriate INCI declaration is Phenoxyethanol, rather than simply copying the commercial trade name onto a cosmetic ingredient list.

PHENOXETOL IN SHAMPOOS, SHOWER GELS AND LIQUID SOAPS

Surfactant-rich rinse-off personal care products are a technically relevant setting for phenoxyethanol because they contain water, frequently have repeated user contact and may allow contamination to enter after the container has been opened. Their surfactant structures can also influence preservative solubilization and availability.

Phenoxyethanol may be evaluated with anionic, amphoteric and nonionic surfactant systems, but simple compatibility does not demonstrate full antimicrobial protection. A shampoo with high fragrance loading, a pearlizing additive or unusually high salt content may behave differently from a clear detergent base. The developer should therefore assess the actual shampoo's pH, clouding behavior, viscosity and microbial challenge results after incorporating the preservative.

The way a formula is manufactured can alter the preservative's distribution. Rather than prescribing one universal addition temperature or sequence, the manufacturer should follow grade-specific handling guidance and check that the active remains homogeneous after cooling, thickening and packaging. Test specimens must represent the final formula and production process, not a simplified laboratory water phase.

Because a rinse-off product generally reaches skin or hair only briefly, its cosmetic risk profile differs from that of a leave-on lotion; nevertheless, the same permitted cosmetic maximum may apply to preservative use under the cited EU entry. It is not scientifically sound to assume that short contact eliminates all skin or eye risks. Product-level tolerability and safety should be evaluated independently of the preservative's microbiological performance.

PHENOXETOL IN CREAMS, LOTIONS AND WET WIPES

Creams and lotions usually contain distinct oil- and water-associated domains, stabilizing emulsifiers and polymers. Phenoxyethanol may distribute between these domains rather than staying entirely in the water phase. When microbial contamination is introduced, the available concentration in the phase accessible to organisms can be more informative than the total nominal ingredient percentage.

This is one reason to test preservation systems in the finished emulsion rather than relying on a supplier's minimum inhibitory concentration measured in a simplified broth. A change in emulsifier system or oil phase may change partitioning and apparent performance. Emulsion stability, preservative retention and challenge-test results should be reviewed together.

Wet wipes present an additional challenge because the liquid formulation contacts a fibrous substrate and is packaged in a format that can be repeatedly opened. Preservative retention on the substrate, release into expressed liquid and exposure over the intended use life may differ from an equivalent bulk solution. Testing only the loose lotion can miss conditions that arise in the finished wipe system.

The EU cosmetic preservative concentration limit remains relevant when the end product is a cosmetic, but a wet wipe marketed for a biocidal use may be subject to a different regulatory framework. The intended product claim and classification should be established before selecting the preservative system. Neither “contains phenoxyethanol” nor “passes a lab screening test” is sufficient on its own to justify a disinfection claim.

PHENOXETOL AS A SOLVENT AND COSOLVENT

The same aromatic glycol ether structure that contributes to phenoxyethanol's antimicrobial behavior also makes it useful in selected solvent applications. Chemical suppliers describe 2-phenoxyethanol as a solvent for certain inks, resins and other organic materials. It can therefore be investigated for dual preservation and solvency functions, provided the application supports both.

Phenoxetol's comparatively high boiling point and low vapor pressure may be useful where slower evaporation is wanted. However, these traits do not establish a universal advantage: slow removal can be undesirable when rapid drying is central to a process. Solvent power and evaporation profile must be evaluated against the binder, solvent blend, substrate and drying method.

Phenoxyethanol also has some affinity for water-containing media, which is relevant to solvent blends and certain emulsified systems. The fact that the pure chemical is soluble in water to only a few percent under standard conditions means it should not be described as universally water-miscible. High solubility in one surfactant-containing formula may not transfer to another.

A solvent-grade specification may prioritize assay, evaporation behavior, color, water content and resin compatibility; a personal care preservative grade may focus additionally on odor, trace impurities and appropriate regulatory documents. Matching only CAS 122-99-6 is not enough to establish equivalence for commercial substitution.

COSMETIC REGULATION AND OTHER CONTROLLED USES

European Union Cosmetics: Phenoxyethanol is included in Annex V of Regulation (EC) No 1223/2009 as a permitted preservative at a maximum of 1.0% in ready-for-use cosmetic products. This numerical rule is a finished-product concentration ceiling for its defined use, not a statement that every purchased phenoxyethanol grade may be used without further safety, purity or product documentation.

Scientific Evaluation: The European Scientific Committee on Consumer Safety concluded in its 2016 opinion that 2-phenoxyethanol is safe for cosmetic preservative use up to the evaluated 1.0% maximum, considering the data reviewed. That conclusion must not be generalized to unrestricted occupational exposure, inhalation of concentrated mists, ingestion or unapproved uses in other product classes.

Household and Industrial Detergents: Preservative use in a formulated cleaner should be checked against chemical labeling rules and any national or regional legislation relevant to preservation claims and active substances. A product described as a detergent preservative is not automatically authorized as a disinfectant or as a preservative for every possible product type in the biocidal regulatory system.

Biocidal and Disinfectant Products: Where the intended claim or use constitutes a regulated biocidal function, the relevant active-substance status, product type, authorization route and product labeling need to be established. Antimicrobial action demonstrated in a formula is not in itself a regulatory approval. This distinction matters when wording marketing materials for hard-surface or institutional cleaning products.

Pharmaceutical Products and Medical Devices: Certain phenoxyethanol grades have documented applications under specialized standards, but a general Phenoxetol profile does not certify compliance with any pharmacopoeia or sterile-product requirements. Whether a substance is appropriate for pharmaceutical or medical use depends on the grade, exposure route, regulatory dossier and validated process.

Food and Food Contact: No E-number or INS number is assigned here to justify use of Phenoxetol as a direct food additive. The presence of phenoxyethanol in a chemical inventory cannot be taken as evidence of permission to include it in food, beverages or food-contact articles.

Different jurisdictions can impose different registration, ingredient declaration, worker safety and finished-product requirements. Before commercial placement, customers should review the current rules for the market of sale and obtain the appropriate ingredient or regulatory statements for their actual grade.

INDUSTRIAL APPLICATIONS AND PERFORMANCE

In a preservative application, the practical measure of performance is whether a product remains within defined microbiological limits under controlled challenge and storage conditions. Phenoxetol does not have a universal “preservation strength” that can be translated directly from one formula to another. Microbial species, inoculum load, pH, preservative partitioning and contact time can all alter results.

In transparent household liquids, both microbial protection and a stable physical appearance are important. A formula that preserves effectively but develops haze, separated droplets or unacceptable odor may still fail product requirements. Conversely, visually clear product does not guarantee that the preservative is at an effective available concentration in the water phase.

Temperature can influence both microbiological growth and material distribution. Storage at elevated temperatures may accelerate ingredient reactions or packaging interactions, while cooler temperatures may affect solubility and viscosity. Appropriate stability testing should reflect real distribution risks and should not rely solely on a single short thermal experiment.

The choice between single-active and blended preservative systems depends on efficacy, compatibility, user exposure, environmental considerations and cost. For Phenoxetol, complementary preservation ingredients can sometimes improve coverage or robustness, but the selection and level of each component must be supported by data and compliant with the intended product category.

A responsible performance statement describes the tested formula, test method, acceptance criterion and conditions. It should not convert one supplier's generic product-positioning statement into a guarantee that a particular customer's liquid detergent or cosmetic will remain uncontaminated throughout its shelf life.

WHAT PROBLEMS CAN PHENOXETOL HELP ADDRESS?

Microbiological Spoilage: Phenoxetol can contribute to a formulation's resistance to microbial contamination and thereby help reduce spoilage-related changes when used in a suitable, validated preservation system. It is not a replacement for hygiene controls or clean raw materials.

Odor and Appearance Instability Associated with Contamination: Microorganisms can cause undesirable odors, cloudiness or discoloration. Effective preservation may help address those specific causes, but phenoxyethanol will not correct oxidation, fragrance incompatibility or pigment instability that has no microbial origin.

Repeated-Use Contamination: Consumer bottles and wipe packs can be exposed to microorganisms during normal handling. An appropriately validated preservative system can help protect the packaged product, though actual performance depends on packaging design, dosage, contact with contaminants and use patterns.

Compatibility Challenges in Surfactant-Rich Products: Phenoxyethanol is known as a liquid preservative suitable for consideration in many surfactant formulations. Its formulation fit can be useful when preservation ingredients need to be incorporated without compromising product clarity or rheology, but such compatibility remains product specific.

Manufacturing and Storage Consistency: A well-controlled preservation approach supports consistent microbiological quality from batch release through intended shelf life. This benefit depends on proper dosing, manufacturing controls, representative microbial testing and release procedures rather than any ingredient alone.

These potential benefits do not amount to a guarantee of sterility, universal antimicrobial efficacy or authorization for disinfectant claims. Any performance claim should be limited to what has actually been demonstrated in the final product.

IMPORTANT CONSIDERATIONS WHEN USING PHENOXETOL

Water Solubility: Neat phenoxyethanol has finite water solubility, commonly reported near 27 g/L at ambient conditions. A formulator should verify that the intended concentration is compatible with the full solvent and surfactant system, especially when clarity or cold-temperature storage is important.

Preservation Spectrum: Phenoxetol should be selected against a known or anticipated contamination profile. Its strong association with bacterial control does not justify assuming equivalent performance against every fungus or yeast. Appropriate challenge testing can identify whether additional preservation measures are necessary.

Phase Partitioning: Oils, fragrance components, nonionic surfactants and structured liquid phases may change the chemical's location in a formula. That redistribution can affect the amount that remains microbiologically available, making revalidation necessary after apparently minor composition changes.

Finished-Product Regulation: A 1.0% ceiling in EU cosmetics cannot automatically be carried over to detergents or industrial products, nor can detergent use levels be borrowed for cosmetics. Choose limits and claim language according to the actual finished-product category and country.

Raw-Material Hazards: Concentrated 2-phenoxyethanol can cause significant eye injury and is harmful if swallowed under applicable safety classifications. Finished products at lower concentrations have their own classification assessment; worker protection cannot be based on the safety of a dilute consumer product.

Odor and Impurities: Some applications are sensitive to subtle background odors, trace phenol or discoloration. Ask for a suitable grade specification and consider sensory testing where relevant rather than assuming that every chemical-grade sample will behave identically.

Interactions with Oxidants: Strong oxidizing chemicals are recognized incompatibilities for phenoxyethanol. A product containing bleach or other reactive oxidants should not be presumed compatible without an appropriate safety and stability evaluation.

Packaging and Dosing: The selected container and transfer equipment should be suited to a liquid organic chemical. Material compatibility, contamination control, residual hold-up and accuracy of dosing are relevant to both safety and consistent preservation performance.

STARTING FORMULATION AND VALIDATION APPROACHES

A sound starting point is a clear statement of the finished product's purpose, regulatory category, microbial risk and required service life. The formulator should establish whether Phenoxetol is intended only to preserve the product against deterioration or whether a separately regulated antimicrobial claim is proposed. Those are different development pathways with different evidence requirements.

Screening should use the actual product base rather than water alone. Relevant variables include water activity, pH, surfactant identity, total electrolyte concentration, perfume and solvent loading, polymer content, packaging type and distribution conditions. Test the candidate grade under the intended mixing and processing conditions while respecting its SDS and supplier technical guidance.

For a cosmetic product in the EU, the phenoxyethanol concentration must not exceed the stated 1.0% preservative limit in the ready-for-use product. That ceiling is not a recommendation to use the maximum permitted level and does not establish an effective minimum. Exact addition amounts, combined preservative ratios and microbial challenge acceptance criteria must come from an appropriate, application-specific development program.

Microbial efficacy testing should be chosen for the final product category, supported by suitable methods and acceptance criteria. In cosmetics, a recognized preservative efficacy framework may be applied in the context of finished-product safety and quality management. In other consumer or industrial products, the selected methods should reflect intended use and applicable standards.

Alongside efficacy, evaluate physical clarity, viscosity, color, odor, compatibility with other actives, container appearance and analytic retention of phenoxyethanol through storage. A result obtained immediately after blending should be reviewed alongside accelerated and real-time stability observations, with the limitations of each approach clearly understood.

These principles are formulation-development considerations, not a validated commercial recipe. No single dosage, mixing temperature, processing time or antimicrobial “kill claim” is implied for all Phenoxetol-containing products.

SIMILAR PRODUCTS AND ALTERNATIVES

Other preservatives considered for water-containing consumer products include benzyl alcohol, certain organic acid systems and a variety of approved or permitted blends appropriate to the market and product type. These ingredients differ substantially in antimicrobial spectrum, solubility, pH response, odor, exposure profile and legal status. Similar function does not mean chemical equivalence.

Benzyl alcohol is also an aromatic alcohol, but its molecular structure and properties are not the same as those of 2-phenoxyethanol. Substitution can affect odor, preservation performance, solvent behavior and finished-product classification, so it should be treated as a reformulation project rather than a name-for-name swap.

Organic acid preservation systems may depend more strongly on pH because the proportion of undissociated acid affects activity. Phenoxyethanol is not an organic acid preservative and does not follow the same acid dissociation mechanism. This distinction can matter when selecting a strategy for acidic versus near-neutral formulations.

Preservative blends may offer broader or more robust activity for a particular product, but they also introduce additional ingredients, documentation and possible regulatory restrictions. A blend's trade name must not be mistaken for pure Phenoxetol, and the stated total blend percentage is not the same as the concentration of each active ingredient.

Alternative solvents used in coatings or industrial formulations are compared on solvency, evaporation, compatibility, odor, toxicological properties and process requirements rather than simply on antimicrobial activity. A direct replacement for phenoxyethanol as a solvent may be inappropriate as a preservative, and the reverse is equally true.

A purchasing comparison should therefore include the identity of every candidate, grade assay, residual impurities, material compatibility, test data, regulatory fitness and total formulation cost. Price per kilogram alone does not establish the most effective or compliant preservative system.

QUALITY CONTROL AND PURCHASING CRITERIA

Identity Confirmation: Check the trade name Phenoxetol against the supplier's description of 2-phenoxyethanol, CAS 122-99-6, and EC 204-589-7. Confirm whether the material is neat phenoxyethanol or a blended solution, since the latter requires separate composition and regulatory evaluation.

Assay and Composition: A suitable gas-chromatographic method can be used to determine phenoxyethanol content in the incoming raw material. A minimum assay stated for another supplier's grade must not be reproduced as a guarantee for a proposed purchase. The target assay and acceptance tolerance should be contractual specifications.

Water and Trace Impurities: Depending on the market, relevant measurements may include water content, free phenol, other organic impurities and residual process components. Specifications should reflect realistic analytical detection limits, exposure concerns and the requirements of the end application.

Appearance, Odor and Color: Clear liquid appearance and controlled color are important for aesthetically sensitive clear liquids and personal care formulas. Odor, even if mild, can interact with perfume composition, so it may be useful to compare raw material batches using an agreed method.

Physical Checks: Density, refractive index or other agreed physical measurements can provide useful secondary identity and consistency signals. These tests do not replace a chemical assay and should be interpreted under defined temperature and method conditions.

Documentation: The TDS describes typical properties, functions and application information; the SDS describes hazards, protective measures and applicable classification; the COA documents specified batch results. A cosmetic, biocidal, pharmaceutical or other controlled end use can require further regulatory or quality statements independent of those three documents.

Packaging and Traceability: Ask about standard pack types, packaging material compatibility, tamper protection, batch coding and storage requirements. Confirm the actual shipping quantity, handling conditions and current availability rather than presuming a specific container size or lead time.

Quality Management: Compare the declared manufacturer's specifications with the intended application and review change-control arrangements when consistent sourcing matters. If a grade has different raw-material origins or sustainability claims, require documentation rather than inferring those properties from the chemical formula.

FIRST AID

INHALATION
If Phenoxetol vapor or mist is inhaled and causes symptoms, move the exposed person to fresh air and keep them at rest. Obtain medical advice if cough, dizziness, headache, breathing discomfort or other symptoms occur, and seek urgent attention for significant respiratory distress. In normal ambient conditions evaporation is comparatively limited, but heating or mist generation can increase exposure.

SKIN CONTACT
For skin contact with Phenoxetol or concentrated 2-phenoxyethanol, remove contaminated clothing and wash the affected area thoroughly with water and mild soap. Seek medical advice if irritation persists, symptoms develop or a large area has been exposed; phenoxyethanol can be absorbed through skin, so prolonged wet contact should be avoided. Launder affected clothing before reuse.

EYE CONTACT
If Phenoxetol enters the eyes, immediately start cautious, continuous rinsing with clean water for at least 15 minutes while holding the eyelids open, and remove contact lenses if easy to do. Obtain immediate medical attention or contact a poison center because some current supplier classifications identify serious eye damage as a hazard of concentrated 2-phenoxyethanol. Do not delay rinsing to locate eyewash additives or attempt chemical neutralization.

INGESTION
If Phenoxetol is swallowed, rinse the mouth if the person is conscious and seek prompt poison-center or medical guidance. Do not induce vomiting, and never give anything by mouth to an unconscious person. Because concentrated phenoxyethanol is harmful if swallowed, the amount, product composition and symptoms should be communicated to the healthcare professional.

NOTE TO PHYSICIANS
Management of exposure to 2-phenoxyethanol is based on clinical assessment and supportive treatment; the current SDS and exposure details should be supplied to medical staff. Eye injury, neurological symptoms and any delayed or worsening effects require professional evaluation, while treatment should not rely on improvised chemical neutralization.

HANDLING AND STORAGE

HANDLING
Handle Phenoxetol as a liquid organic chemical with appropriate hygiene, containment and spill prevention. Avoid skin and eye contact, inhalation of mists and accidental swallowing; do not eat, drink or smoke in chemical-handling areas. Use suitably maintained equipment and prevent unintended contamination of packaging or raw-material transfer systems.

ENGINEERING CONTROLS
Provide general ventilation for routine Phenoxetol handling and local exhaust where heated transfer, mixing, spraying or aerosol generation could increase airborne exposure. The need for specific ventilation performance should be established from occupational risk assessment and the current SDS rather than by assuming low room-temperature volatility removes all exposure concerns.

PERSONAL PROTECTION
Use chemical splash goggles or equivalent eye protection when handling concentrated Phenoxetol, together with gloves and protective clothing selected for the exposure scenario. The glove material and breakthrough time should be assessed using the selected supplier's chemical compatibility information, because no single glove material is guaranteed suitable for every operation.

RESPIRATORY PROTECTION
Normal closed handling of Phenoxetol may not require a respirator if ventilation controls exposures adequately, but operations generating mist or excessive vapor need additional assessment. If respiratory protection is required, choose approved equipment under an established occupational respiratory protection program, considering local standards and measured or estimated exposures.

STORAGE
Store Phenoxetol in tightly closed, appropriately labeled containers in a cool, dry, well-ventilated location away from incompatible materials. Protect containers from unnecessary heat and maintain good stock rotation; a grade-specific shelf-life and temperature recommendation should be obtained from the supplier. Because the melting range is near some cool warehouse temperatures, a change in viscosity or appearance in cold storage requires grade-specific assessment rather than an assumption of chemical decomposition.

MATERIAL COMPATIBILITY
Separate Phenoxetol from strong oxidizing agents and evaluate compatibility with seals, flexible hoses, pumps, coatings and packaging materials before bulk use. A favorable experience in one polymer container does not establish compatibility with all plasticizers, elastomers or engineering materials.

SPILL PROCEDURES
For a Phenoxetol spill, restrict access, ventilate the area and prevent the liquid from reaching drains or waterways. Trained personnel should wear appropriate protection, contain the release and recover the material using suitable inert absorbent and approved waste procedures. Large releases and exposure incidents require site emergency plans and local response requirements.

ENVIRONMENTAL PRECAUTIONS
Prevent uncontrolled release of concentrated Phenoxetol to soil, water or wastewater systems. Even when biodegradability data suggest potential degradation under particular test conditions, environmental release and disposal must be controlled according to the current SDS and local rules.

FIRE RESPONSE
Phenoxetol is combustible under appropriate heating and ignition conditions, although its flash point is far above typical ambient temperatures. Use fire-extinguishing media appropriate to the incident, such as water spray, foam, dry chemical or carbon dioxide where suitable, and protect responders from potentially hazardous decomposition smoke. Firefighters should use appropriate protective equipment and follow site emergency procedures.

WASTE DISPOSAL
Dispose of waste Phenoxetol, spill residues and contaminated packaging through authorized chemical-waste routes in accordance with local regulations. Do not discharge undiluted phenoxyethanol to sewers, and do not assume that a container that appears empty is safe for uncontrolled reuse.

INITIAL FORMULATION APPROACHES FOR PHENOXETOL

The following examples illustrate how Phenoxetol can be evaluated during formulation and preservation-system development. These are proposed laboratory starting approaches, not validated commercial recipes, production instructions or regulatory-compliant final formulations.

Phenoxetol is a commercial preservative based on 2-phenoxyethanol, with the cosmetic INCI name Phenoxyethanol. Clariant's cosmetic technical literature identifies surfactant-based aqueous products among its applications. [1] The examples below concern a suitable cosmetic grade; confirm the exact supplier product, specification, assay and Safety Data Sheet before testing.

All percentages are by weight of the complete trial mixture and refer to raw materials as supplied unless stated otherwise. The proposed compositions and screening levels are development examples, not manufacturer-published recipes. Keep raw-material grades and processing conditions constant within each series. Adjust water to bring every trial to 100%.

For cosmetics marketed in the European Union, phenoxyethanol is permitted as a preservative at a maximum concentration of 1.0% in the finished product. [2] This ceiling is not a recommended dosage or proof of preservation efficacy. Calculate total phenoxyethanol from Phenoxetol and every other source, including pre-preserved ingredients. Confirm requirements for the target market and product category.

Prepare a matched control without added Phenoxetol, replacing it with water and documenting any preservative carried in by other ingredients. Controls and experimental samples are for laboratory evaluation, not consumer use. A qualified microbiology laboratory must assess preservation efficacy in the complete formulation using an appropriate challenge-test method and validated recovery procedures. Appearance, odour and initial microbial counts alone cannot establish adequate protection.

EXAMPLE 1: PHENOXETOL DOSAGE SCREENING IN A SHOWER GEL BASE

Objective: Evaluate Phenoxetol dosage against preservation requirements while monitoring clarity, viscosity and compatibility in an anionic/amphoteric cleansing system.

Starting components:

Phenoxetol: approximately 0.50%, 0.75% and 0.90% in separate trials.

Sodium Laureth Sulfate solution, 70% active: approximately 12.00%.

Cocamidopropyl Betaine solution, 30% active: approximately 8.00%.

Glycerin: approximately 2.00%.

Sodium chloride: approximately 0.50%, held constant for the initial comparison.

Dilute citric acid solution: as needed for pH approximately 5.0–5.5; include its mass in the total formula.

Demineralized water: balance to 100%.

Application approach:

Prepare a uniform surfactant base with most of the water and glycerin, using controlled mixing to minimize entrained air.
Add the selected Phenoxetol level and mix until uniformly incorporated.
Introduce sodium chloride in a controlled manner, adjust pH and complete to final weight with water.
After a fixed equilibration period, measure pH, viscosity, clarity and foam behaviour.
Submit representative samples of each formulation and the control for laboratory preservation-efficacy assessment.
Compare microbiological findings with physical stability and packaging compatibility.
Select a Phenoxetol level only when both preservation and product-performance criteria are met.

The stated surfactant quantities correspond to approximately 10.8% total surfactant active matter. Do not substitute different supplied concentrations without recalculating water and actives. If viscosity needs adjustment, carry out a separate salt-response study and revalidate the final composition; do not change salt independently during the initial Phenoxetol comparison.

EXAMPLE 2: PHENOXETOL COMPATIBILITY AND PRESERVATION SCREENING IN AN O/W LOTION

Objective: Examine whether Phenoxetol provides adequate preservation without unacceptable changes in an oil-in-water lotion's structure, viscosity or storage stability.

Starting approach:

Phenoxetol: approximately 0.50%, 0.75% and 0.90% in separate trials.

Caprylic/Capric Triglyceride: approximately 10.00%.

Cosmetic O/W emulsifier blend: approximately 4.00%; select one grade for which this dosage is supplier-supported.

Cetearyl Alcohol: approximately 2.00%.

Glycerin: approximately 3.00%.

Xanthan Gum: approximately 0.20%.

Dilute pH-adjusting solution: as needed for approximately pH 5.0–5.5; included in the total weight.

Demineralized water: balance to 100%.

Application approach:

Prepare the aqueous and oil phases according to the selected emulsifier's processing instructions, ensuring complete gum hydration and melting of solid ingredients.
Emulsify using the same procedure and energy input for every trial.
Incorporate Phenoxetol at a consistent, supplier-compatible processing stage and temperature, with sufficient mixing for uniform distribution.
Adjust pH and final weight, then cool and allow a defined maturation period.
Assess viscosity, droplet appearance, separation, colour and odour during a defined stability programme.
Arrange preservation-efficacy testing on the complete lotion and evaluate compatibility with the intended packaging.
Compare the Phenoxetol levels using both physical and microbiological results.

The emulsifier blend is a selected experimental ingredient, not an interchangeable generic component. An unchanged bulk Phenoxetol concentration does not guarantee identical antimicrobial availability after changing the oil phase, emulsifier or packaging. Reassess preservation after material formulation changes rather than relying on a previously successful prototype.

EXAMPLE 3: PHENOXETOL AND ETHYLHEXYLGLYCERIN COMBINATION SCREENING IN AN AQUEOUS GEL

Objective: Determine whether adding a preservation booster improves the performance of a fixed Phenoxetol level while maintaining gel uniformity and physical stability. Clariant markets a separate phenoxyethanol/ethylhexylglycerin blend for cosmetic preservation; this supports evaluating the combination but does not validate the ratios proposed here. [3]

Starting approach:

Phenoxetol: approximately 0.60%, held constant.

Ethylhexylglycerin: 0.00%, approximately 0.10% and approximately 0.20% in separate trials.

Glycerin: approximately 3.00%.

Hydroxyethylcellulose: approximately 0.50%; use one grade suitable for the intended viscosity.

Dilute pH-adjusting solution: as needed for approximately pH 5.0–5.5; included in the total weight.

Demineralized water: balance to 100%.

Additional control: the same gel without added Phenoxetol or ethylhexylglycerin, replacing both with water.

Application approach:

Prepare the gel base and fully hydrate the cellulose thickener according to its supplier's procedure.
For the booster-containing trials, check whether ethylhexylglycerin can be uniformly incorporated through a Phenoxetol premix under supplier-compatible conditions.
Add the selected preservative combination to the base, adjust pH and complete to final weight.
Inspect for droplets, haze, separation and viscosity changes after equilibration and during storage.
If uniform incorporation is not achieved, reformulate the incorporation system and repeat all comparisons consistently; do not assume that a visually dispersed booster is fully solubilized.
Have the complete samples assessed by a qualified microbiology laboratory and compare the fixed Phenoxetol-only trial with the two booster levels.
Select a system only after preservation efficacy, physical stability and finished-product safety have been demonstrated.

Ethylhexylglycerin is not automatically a complete preservative system on its own. A favourable result at one ratio cannot be transferred to every gel, lotion or cleanser. Do not describe these experimental mixtures as equivalent to a commercial blended preservative without supporting data.

For all three examples, use suitable ingredient grades, hygienic processing and the protection specified in current Safety Data Sheets. Phenoxetol does not replace good manufacturing practice or make a product sterile. Review total preservative exposure, finished-product safety, labeling, packaging and shelf life before release. If a sample fails preservation testing, revise the formulation or preservation strategy within applicable limits and repeat validation; do not simply exceed the permitted phenoxyethanol concentration.

SAFETY AND TRANSPORT INFORMATION

Concentrated phenoxyethanol requires hazard-based handling despite its common use at low concentrations in finished consumer products. Regulatory and supplier classifications for CAS 122-99-6 identify harmful effects if swallowed and significant eye hazards. Some recent supplier SDS documents classify serious eye damage and respiratory irritation, while certain harmonized classification references and older documents show eye irritation instead; consult the current jurisdiction-specific SDS for the exact product to establish the controlling labeling.

Representative Hazard Statement: H302, harmful if swallowed, is consistently associated with 2-phenoxyethanol in key chemical classification references.
Eye Hazard: Current supplier documents may use H318 (causes serious eye damage), whereas other regulatory entries or document vintages use H319 (causes serious eye irritation); the applicable legal classification must be confirmed rather than combining the two as though they were identical.
Respiratory Effects: Some current supplier SDS classifications include H335 for respiratory irritation; conditions such as mist generation are particularly relevant to worker exposure.
Combustibility: The chemical is combustible, but published closed-cup flash-point information near 127 °C should not be confused with classification as an ordinary low-flash-point flammable liquid.
Incompatibilities: Strong oxidizing agents.

Transport Classification: Several current SDS documents for neat 2-phenoxyethanol state that the substance is not regulated as dangerous goods for road, sea or air transport under the listed systems. This is a finding from those specific materials and documentation dates, not proof that every Phenoxetol-containing mixture has the same transport status.
UN Number: Not assigned for the neat substance in the referenced non-dangerous-goods transport classifications.
UN Proper Shipping Name: Not applicable where the transported grade is not regulated as dangerous goods.
Transport Hazard Class: Not assigned for the referenced neat-substance transport classifications.
Packing Group: Not assigned for the referenced neat-substance transport classifications.
Transport Verification: Obtain the current SDS for the actual shipment and follow ADR/RID, IMDG and ICAO/IATA rules applicable to its composition, packaging and destination.

Hazard communication for workplace raw-material handling is distinct from finished-product cosmetic safety evaluation. A preservative used within the applicable cosmetic concentration limit can still be a hazardous concentrate during transport, warehousing and formulation. Conversely, a current SDS entry for neat phenoxyethanol does not automatically determine the hazard classification of a dilute formulated detergent or cosmetic.

Waste and environmental obligations must be evaluated at the relevant concentrations and jurisdiction. The fact that some sources report environmental biodegradability does not authorize discharge, and the absence of dangerous-goods transport classification does not mean a chemical is harmless to personnel or the environment.

FREQUENTLY ASKED QUESTIONS ABOUT PHENOXETOL

What is Phenoxetol?
Phenoxetol is a commercial designation for 2-phenoxyethanol, a liquid aromatic glycol ether used principally as a preservative in suitable formulations.

What is the CAS number of Phenoxetol?
The chemical identity associated with Phenoxetol is CAS 122-99-6, provided the supplied material is 2-phenoxyethanol and not a blend.

What is the EC number of Phenoxetol?
2-Phenoxyethanol has EC / EINECS number 204-589-7.

Is Phenoxetol the same substance as phenoxyethanol?
Yes, the conventional Phenoxetol designation refers to the chemical 2-phenoxyethanol. Grade-specific purity and other specifications still require confirmation.

What is the INCI name of Phenoxetol?
The INCI name for 2-phenoxyethanol in cosmetics is Phenoxyethanol.

What is Phenoxetol's molecular formula?
The formula is C8H10O2, corresponding to a phenyl ether with a two-carbon alcohol-bearing chain.

What is its molecular weight?
The molecular weight of 2-phenoxyethanol is approximately 138.17 g/mol.

Which chemical family does Phenoxetol belong to?
Phenoxetol belongs to the aromatic glycol ethers and can also be described as an ether alcohol.

Is Phenoxetol a single chemical or a mixture?
2-Phenoxyethanol itself is a single chemical substance, but specific purchased grades can differ in purity and trace components, and blends must be identified separately.

What does Phenoxetol look like?
Phenoxetol is generally a clear, colorless or nearly colorless liquid, sometimes described as slightly oily.

Does Phenoxetol have a characteristic odor?
Phenoxetol may have a mild characteristic odor; fragrance-sensitive products should use an appropriate grade and sensory assessment.

What is the melting point of 2-phenoxyethanol?
Published values for the neat chemical are near 12-14 °C, with small differences among recognized references.

What is its boiling point?
Reference values are approximately 237-245 °C at atmospheric pressure; grade and test conditions should be recorded when publishing a specification.

What is the density of Phenoxetol?
A typical density is approximately 1.10-1.11 g/cm3 near 20 °C for neat 2-phenoxyethanol.

What is the dynamic viscosity of Phenoxetol?
One technical reference reports about 18 mPa·s at 25 °C; this is representative, not a guaranteed specification for every grade.

Is Phenoxetol soluble in water?
Phenoxetol has limited but significant solubility, around 27 g/L at ambient temperature; it is not fully miscible with water at all proportions.

Why does Phenoxetol disperse in some detergent bases more easily than in pure water?
Surfactants and cosolvents can alter solubilization and partitioning, but this must be verified in the specific detergent formulation.

What is the approximate flash point of phenoxyethanol?
An established closed-cup reference gives approximately 127 °C; the current supplier SDS should be used for safety design.

Does a high flash point mean Phenoxetol is noncombustible?
No. Phenoxetol is a combustible organic liquid and requires appropriate fire precautions, particularly during heating or mist generation.

Why is Phenoxetol used in household cleaning products?
Phenoxetol's documented function is preservative protection against microbial deterioration in suitable hand dishwashing, hard-surface cleaning and laundry formulations.

Does Phenoxetol make a detergent clean more effectively?
Not as its primary function. Surfactants and other cleaning agents provide the main cleaning activity; phenoxyethanol is used mainly for in-can preservation.

Is Phenoxetol suitable for hand dishwashing liquid?
Phenoxetol is listed for that application, but final suitability depends on formula composition, microbiological challenge testing and applicable regulations.

Can Phenoxetol be used in hard-surface cleaners?
Yes, its product literature identifies hard-surface cleaning formulations as an application for preservation, not as automatic evidence of a disinfectant claim.

Is Phenoxetol used in laundry detergents?
Yes. It is positioned as a preservative for liquid laundry detergents and laundry additives where microbial control is relevant.

Can Phenoxetol be used in industrial cleaning products?
Phenoxetol may be evaluated in suitable industrial formulations, provided performance, compatibility and applicable regulatory requirements are established.

Is Phenoxetol a surface disinfectant?
Not by virtue of its name or its use as an in-can preservative. Disinfection claims require dedicated efficacy evidence and the appropriate legal authorization.

How does phenoxyethanol inhibit microorganisms?
Phenoxetol's activity involves nonspecific disturbance of microbial cell functions, including membrane-associated effects; performance depends on organism and formulation.

Is Phenoxetol effective against bacteria?
Phenoxyethanol has established preservative activity against susceptible bacteria, including organisms relevant to aqueous products, but it must be tested in the finished formula.

Does Phenoxetol control yeast and mold?
Phenoxetol may contribute to control of some yeasts and molds, but effectiveness varies and complementary preservation may be needed.

Does Phenoxetol replace good manufacturing hygiene?
No. Clean process equipment, controlled water quality and low initial contamination remain necessary.

Can a contaminated product be restored simply by adding Phenoxetol?
No. A preservative should not be treated as a method for making a spoiled or heavily contaminated batch suitable for sale.

Is phenoxyethanol permitted in EU cosmetics?
Yes. Phenoxyethanol is listed as a cosmetic preservative in EU Regulation (EC) No 1223/2009, Annex V, entry 29.

What is the EU maximum concentration for phenoxyethanol in cosmetic products?
The maximum for its listed preservative use is 1.0% in ready-for-use cosmetic products, subject to the current legislation and overall product safety obligations.

Does the EU cosmetic 1.0% limit apply automatically to household detergents?
No. Cosmetic and detergent applications are subject to different legal frameworks; a cosmetic concentration limit is not a universal detergent specification.

Is 1.0% a recommended dosage for every cosmetic formula?
No. It is a regulatory ceiling for the identified EU preservative use, not a universally necessary or effective formulation level.

Can Phenoxetol be used in rinse-off personal care products?
Suitable phenoxyethanol grades can be used in appropriately formulated and evaluated shampoos, body washes and related cosmetics, within the applicable limits.

Can Phenoxetol be used in leave-on creams?
Phenoxyethanol is used in leave-on cosmetics, but the exact raw-material grade, formulation efficacy and finished-product safety must be assessed.

Is Phenoxetol suitable for wet wipes?
Phenoxetol may be part of a wet-wipe preservative system when appropriate to the wipe's regulatory category, but testing should consider the substrate, pack and final lotion.

Is Phenoxetol safe for babies and children?
Safety depends on the finished product, exposure, regulatory category and current evaluation; no general assurance should be made from the raw-material name alone.

Is concentrated Phenoxetol non-irritating because it is used in cosmetics?
No. Concentrated 2-phenoxyethanol has recognized occupational hazards, including serious eye effects in some current classifications.

Is Phenoxetol a paraben?
No. Phenoxetol is 2-phenoxyethanol, an aromatic glycol ether, not a paraben ester.

Is Phenoxetol a formaldehyde-releasing preservative?
No. It is not classified chemically as a formaldehyde-releasing preservative.

Can Phenoxetol be used with surfactants?
Phenoxetol is marketed for surfactant-based product categories, but solubilization, clarity and antimicrobial efficacy must be tested in the actual formula.

Does Phenoxetol work over every pH value?
No universal pH range should be assumed. The ingredient can be useful across various formulations, but its suitability and preservation performance require verification at the intended pH.

Is Phenoxetol compatible with strong oxidizing agents?
Strong oxidizing agents are recognized incompatibilities; chemical stability and safety should be evaluated before any such combination is attempted.

Does the preservative remain entirely in the water phase?
Not necessarily. Fragrances, oils, emulsifier structures and surfactant micelles can affect phenoxyethanol partitioning.

Why is microbial challenge testing necessary?
It tests the finished formula's ability to resist defined contamination challenges under a relevant method and therefore addresses variables not captured by a raw-material specification.

Is phenoxyethanol also a solvent?
Yes. The substance has solvent or cosolvent applications in selected technical systems; this function is distinct from its preservative activity.

Can Phenoxetol replace all other preservatives?
Not automatically. A single ingredient may not cover the full microbial challenge profile of a particular formulation.

How does Phenoxetol compare with benzyl alcohol?
They are different aromatic alcohol-related chemicals with different odor, solubility, efficacy and regulatory considerations; substitution requires testing.

How does it compare with organic acid preservatives?
Organic acids may rely strongly on pH-dependent dissociation; phenoxyethanol acts differently and should be compared using application-specific efficacy data.

Is Phenoxetol a food additive with an E number?
No E number or INS designation is established here for direct food-additive use of 2-phenoxyethanol.

Can a cosmetic-grade Phenoxetol product automatically be used in pharmaceuticals?
No. Pharmaceutical applications need their own qualified grade, required documentation and product-specific regulatory assessment.

What raw-material purity should a buyer request?
Specify a grade-dependent minimum assay and impurity requirements that match the application, then review the batch-specific COA rather than assuming universal purity.

Why might free phenol be a quality-control parameter?
Free phenol is a potential trace impurity of concern for some phenoxyethanol grades, so an appropriate limit can help support quality and sensory requirements.

How should water content be controlled?
Use an agreed analytical method and limit appropriate to the ordered grade and the target formulation; do not import a value from another supplier's grade.

Why does odor matter when purchasing Phenoxetol?
A subtle raw-material odor may become noticeable in lightly fragranced formulations, making an agreed sensory specification useful.

How should Phenoxetol be stored?
Keep it in well-closed, suitably labeled containers away from incompatible oxidants, using the storage temperature and shelf life indicated by the current supplier documents.

Can Phenoxetol change appearance during cool storage?
Its pure-substance melting range is near 12-14 °C, so low-temperature physical changes are possible; determine reversibility and quality implications using grade-specific guidance.

What personal protective equipment is needed for handling Phenoxetol?
Appropriate eye protection, compatible gloves and suitable protective clothing should be selected based on workplace exposure and the current SDS.

What should be done if Phenoxetol gets into the eyes?
Begin immediate prolonged rinsing with water, remove contact lenses if easy, and seek urgent medical assessment according to the current SDS.

What should be done after Phenoxetol skin contact?
Remove contaminated clothing, wash thoroughly with water and soap, and obtain medical advice if symptoms occur or exposure is substantial.

What should be done if Phenoxetol is swallowed?
Seek prompt medical or poison-center guidance, rinse the mouth if conscious and do not induce vomiting.

Does Phenoxetol have a UN number for ordinary shipping?
Several SDS documents classify neat 2-phenoxyethanol as not regulated for transport and assign no UN number; verify the actual shipped grade and regional rules.

Is Phenoxetol always a non-dangerous good in every mixture?
No. Transport classifications depend on the actual mixture and current transport rules; a neat-substance SDS does not determine classification of all blends.

What is the difference between a TDS and an SDS?
A TDS supplies typical quality and application data, while an SDS provides hazard, safe-handling and emergency information for a defined product.

Why is a COA necessary?
A certificate of analysis records defined batch test results and helps verify that the delivered material meets agreed specifications.

Can Phenoxetol be described as natural or bio-based?
Do not infer a sourcing or renewable-carbon claim from the molecule alone; modified grades may carry distinct documented claims not applicable to standard Phenoxetol.

Are Phenoxetol and Phenoxetol SG identical commercial grades?
They share a 2-phenoxyethanol chemical identity, but grade suffixes can signal different sourcing or commercial claims and must be evaluated separately.

Does every Phenoxetol grade have exactly the same density and viscosity?
No. Physical measurements vary with temperature, analytical procedure and grade composition; use the ordered product's data.

Can Phenoxetol be marketed as an antimicrobial cleaner without additional evidence?
No. In-can preservation and disinfection of treated surfaces are different claims, and disinfectant marketing can trigger specific authorization requirements.

What information should be sent to Ataman Kimya when requesting Phenoxetol?
Describe the intended product category, required grade, target assay, packaging, anticipated quantity, destination and required technical or regulatory documents so suitability and a quotation can be discussed.

Does phenoxyethanol guarantee a contamination-free shelf life?
No. Product hygiene, formula composition, packaging, microbial challenge performance and real-time stability must be considered together.

Can Phenoxetol be used in a clear formulation without affecting appearance?
It can be suitable in clear systems, but limited pure-water solubility and other ingredients mean clarity must be evaluated in the complete formula and across storage temperatures.

Is the low vapor pressure of phenoxyethanol a reason to ignore inhalation precautions?
No. Mists, spraying, heating or inadequate ventilation can create meaningful exposures even when normal room-temperature evaporation is comparatively slow.

What is the most important distinction in choosing a Phenoxetol product?
Confirm that the purchased material is the intended 2-phenoxyethanol grade and that both its quality documents and the final formulation's efficacy and regulatory status support the planned use.

TECHNICAL SUMMARY

Phenoxetol is a liquid preservative ingredient identified with 2-phenoxyethanol, CAS 122-99-6 and EC 204-589-7, with molecular formula C8H10O2 and molecular weight 138.17 g/mol. It belongs to the aromatic glycol ether class and is associated with in-can preservation of hand dishwashing liquids, hard-surface cleaners, laundry detergents and laundry additives. The same chemical, in appropriately qualified grades, also has established cosmetic preservative and specialty solvent applications.

Useful physical reference characteristics include a melting region near 12-14 °C, reported atmospheric boiling points around 237-245 °C, density close to 1.1 g/cm3 at 20 °C and limited water solubility of approximately 27 g/L. These figures describe the chemical or selected reference grades rather than guaranteed specifications for every trade-named batch. Product qualification must address assay, relevant trace impurities, water, odor, physical consistency and supporting documentation.

Successful preservation depends on organism susceptibility, formulation pH, surfactants, fragrances, phase partitioning, initial contamination and packaging design. Regulatory conditions vary by end use; for example, phenoxyethanol is permitted as an EU cosmetic preservative at up to 1.0% in the ready-for-use product, whereas household or industrial formulations require a separate regulatory review. Concentrated material needs professional handling, eye protection and the controls described by the current grade-specific SDS.

CONTACT ATAMAN KIMYA

Customers assessing Phenoxetol for household cleaning, detergent or an appropriately qualified personal care application may contact Ataman Kimya to discuss the proposed use and available grade information. The intended formulation, required assay, analytical specifications, document needs and anticipated handling conditions can help determine which technical documents should be requested and what testing remains necessary.

Ataman Kimya can be contacted to enquire about suitable grade options, TDS and SDS documentation, batch-specific COA requirements, possible packaging formats, current availability and a quotation. No particular stock position, regulatory certificate, exclusive distribution status or delivery commitment is implied unless separately confirmed for the requested item.

Ataman Chemicals
Phone: +90 216 577 10 10
Email: info@atamankimya.com