BENZOIC ACID FOOD GRADE

Benzoic Acid Food Grade is a high-purity aromatic carboxylic acid used primarily as a preservative, antimicrobial ingredient, acidity regulator and food-processing raw material in applications where current food regulations permit benzoate use. Benzoic Acid Food Grade has CAS Number 65-85-0, EC Number 200-618-2, molecular formula C7H6O2 and molecular weight approximately 122.12 g/mol. Benzoic Acid Food Grade is supplied as a white crystalline powder, flakes, prills or granules depending on manufacturing form and customer requirement. The preservative performance of Benzoic Acid Food Grade is strongly pH-dependent because Benzoic Acid has a pKa around 4.2 and the undissociated acid is the most microbiologically active form. Benzoic Acid Food Grade is therefore most effective in acidic foods, beverages, sauces, fruit preparations, pickled products and other low-pH systems. Food-grade use requires appropriate identity, assay, impurity, heavy-metal and processing controls, and the final use level must always follow the current food category and jurisdiction rather than a universal dosage.

PRODUCT IDENTITY

Chemical Name: Benzoic Acid
Product Designation: Benzoic Acid Food Grade
CAS Number: 65-85-0
EC Number: 200-618-2
EU Food Additive Number: E210
Codex INS Number: 210
JECFA Number: 850
Molecular Formula: C7H6O2
Condensed Formula: C6H5COOH
Molecular Weight: Approximately 122.12 g/mol
IUPAC Name: Benzoic acid
Chemical Class: Aromatic monocarboxylic acid
Functional Class: Preservative / antimicrobial agent; flavoring agent or adjuvant in certain regulatory systems
Physical Form: White crystalline powder, flakes, prills or granules depending on grade and manufacturing form
Appearance: White crystalline material
Odor: Faint characteristic aromatic odor
Melting Point: Approximately 122°C; EU food-additive identification range 121.5-123.5°C
Boiling Point: Approximately 249°C
pKa: Approximately 4.2 at 25°C
Water Solubility: Limited at room temperature and substantially higher in hot water; practical values vary with temperature and method
Solubility in Ethanol: High
Primary Food Function: Antimicrobial preservative
Secondary Food Function: Flavoring agent or adjuvant where current regulation recognizes the use
Principal Preservation Window: Acidic foods, especially formulations at or below approximately pH 4-4.5
Current U.S. Food Use: Under 21 CFR 184.1021, used under good manufacturing practice as an antimicrobial agent and flavoring agent or adjuvant; current usage results in a maximum level of approximately 0.1% in food
Current EU Food Specification: E210 Benzoic Acid under Regulation (EU) No 231/2012
Current EU Assay Requirement: Not less than 99.5% on the anhydrous basis
Current JECFA Specification Reference: FAO JECFA Monograph 27 (2021)
Current JECFA Group ADI: 0-20 mg/kg body weight, expressed as Benzoic Acid equivalents for the defined benzoate/benzyl group
Regulatory Principle: Permitted maximum use levels vary by food category and jurisdiction and must be checked before formulation

SYNONYMS

Benzoic Acid, Benzoic Acid Food Grade, Food Grade Benzoic Acid, Benzoic Acid E210, E210, INS 210, Benzenecarboxylic Acid, Benzene Carboxylic Acid, Benzene-1-Carboxylic Acid, Benzeneformic Acid, Benzene Formic Acid, Phenylformic Acid, Phenyl Formic Acid, Phenylcarboxylic Acid, Phenyl Carboxylic Acid, Carboxybenzene, Dracylic Acid, Acidum Benzoicum, Benzoic Acid FCC, FCC Benzoic Acid, Benzoic Acid Preservative, Food Preservative E210, Antimicrobial Benzoic Acid, Benzoic Acid Crystals, Benzoic Acid Powder, Benzoic Acid Prills, Benzoic Acid Granules, CAS 65-85-0, EC 200-618-2, C7H6O2

WHAT IS BENZOIC ACID FOOD GRADE?

Benzoic Acid Food Grade is Benzoic Acid manufactured, purified, handled and documented for use in regulated food applications.
The underlying molecule is chemically identical to technical Benzoic Acid, but food-grade suitability depends on purity, impurity limits, manufacturing controls, packaging, traceability and regulatory documentation.
Food-grade designation should never be inferred solely from CAS Number because the same chemical identity can be sold under different purity and application specifications.
Benzoic Acid Food Grade is most widely used for antimicrobial preservation in acidic foods.
The ingredient can inhibit yeasts, molds and selected bacteria when the food pH allows a sufficient fraction of the preservative to remain in the undissociated acid form.
Benzoic Acid Food Grade can also be used as a flavoring agent or adjuvant where the relevant food law recognizes that function.

FOOD GRADE VERSUS TECHNICAL GRADE

Food-grade Benzoic Acid and technical Benzoic Acid share the same chemical formula and CAS Number.
The distinction lies in the specification and intended use rather than in a different molecular structure.
Food-grade material is controlled for food-additive identity, assay, process-related impurities and specified elemental contaminants.
Technical-grade material may be perfectly suitable for industrial synthesis while not carrying the documentation or impurity profile required for direct food use.
A technical-grade COA should therefore not be treated as evidence of food-grade compliance.
For food applications, the purchase specification should identify the required food-additive standard, regulatory market and any customer-specific contaminant limits.

EU E210 FOOD ADDITIVE SPECIFICATION

Current European food-additive specifications identify Benzoic Acid as E210.
The legal chemical identity is Benzoic Acid, also described as benzenecarboxylic acid and phenylcarboxylic acid.
The required molecular formula is C7H6O2 and molecular weight is 122.12.
The current EU assay requirement is not less than 99.5% on the anhydrous basis.
The required description is white crystalline powder.
Food-grade material intended for the EU should be evaluated against the complete current E210 specification, not only assay.

EU IDENTIFICATION REQUIREMENTS

Current EU E210 identification includes a melting range of 121.5-123.5°C.
The material must pass the prescribed sublimation test.
The material must pass the prescribed test for benzoate.
The specification describes the pH as about 4 for the defined aqueous test solution.
Identification testing is important because appearance alone cannot distinguish Benzoic Acid from every other white crystalline organic acid.
Routine commercial control can combine compendial identification with modern instrumental methods where the quality system permits.

EU PURITY REQUIREMENTS

Current EU E210 purity criteria include loss on drying not more than 0.5%.
Sulphated ash must not exceed 0.05%.
Chlorinated organic compounds must not exceed 0.07% expressed as chloride, corresponding to 0.3% expressed as monochlorobenzoic acid.
Readily oxidisable substances must pass the prescribed permanganate test.
Readily carbonisable substances must meet the specified color comparison requirement.
Polycyclic acids must satisfy the specified fractional-acidification identity criterion.
These purity controls help distinguish food-additive quality from a generic industrial Benzoic Acid specification.

ELEMENTAL IMPURITY LIMITS

Current EU E210 specifications set arsenic at not more than 3 mg/kg.
Lead is limited to not more than 2 mg/kg.
Mercury is limited to not more than 1 mg/kg.
Customers can impose tighter internal or market-specific limits than the legal food-additive specification.
Analytical methods should be appropriate to the required detection and quantification limits.
The current Ataman Chemicals COA and customer specification should define the commercial release limits for the supplied grade.

JECFA FOOD ADDITIVE SPECIFICATION

Benzoic Acid is listed internationally under Codex INS 210.
The current JECFA food-additive database identifies FAO JECFA Monograph 27 from 2021 as the current specification reference.
The JECFA specification framework controls identity and purity for international food-additive evaluation.
Current commercial food-grade documentation should distinguish between JECFA specification status, EU E210 legal specification and any separately requested FCC compliance.
Meeting one food standard does not automatically prove conformity to every other compendium unless the required parameters have been checked.

FOOD CHEMICALS CODEX POSITIONING

The United States regulation for Benzoic Acid incorporates a Food Chemicals Codex specification by reference.
Commercial products described as Benzoic Acid FCC should be supported by appropriate specification and COA documentation rather than by the wording 'food grade' alone.
FCC compliance is a product-quality claim and should be verified against the applicable current commercial specification and documentation.
Ataman Chemicals can provide the available food-grade documentation for the supplied Benzoic Acid grade.
Customers should communicate whether FCC, EU E210, JECFA, pharmacopeial or customer-specific limits are required before ordering.

UNITED STATES FOOD STATUS

Current 21 CFR 184.1021 identifies Benzoic Acid as benzenecarboxylic acid with formula C7H6O2.
The regulation recognizes Benzoic Acid as an antimicrobial agent.
The regulation also recognizes Benzoic Acid as a flavoring agent and adjuvant.
Use is limited by good manufacturing practice.
The regulation states that current usage results in a maximum level of approximately 0.1% in food.
Significantly different conditions of use should not be assumed to have the same regulatory status without appropriate review.

CURRENT JECFA ADI

The current JECFA group acceptable daily intake is 0-20 mg/kg body weight.
The 2021 JECFA evaluation replaced the previous group ADI of 0-5 mg/kg body weight.
The current group ADI applies to Benzoic Acid, calcium, potassium and sodium benzoates and specified related benzyl substances, expressed as Benzoic Acid equivalents.
An ADI is a toxicological intake benchmark and is not a permitted formulation concentration.
Legal use levels remain food-category specific and are controlled by the applicable food-additive regulation.

CODEX GSFA POSITIONING

Benzoic Acid participates in the Codex benzoates additive group under INS 210.
Codex maximum levels vary substantially by food category.
Current Codex listings include examples ranging from a few hundred mg/kg to higher category-specific levels.
The applicable level can also be expressed for the total benzoates group rather than for Benzoic Acid alone.
Codex provisions should be checked together with notes, commodity standards and national adoption status.
A Codex provision does not automatically override national law in the market where the finished food is sold.

PRESERVATIVE MECHANISM

Benzoic Acid Food Grade acts primarily through the undissociated acid form.
Undissociated Benzoic Acid can cross microbial cell membranes more effectively than the ionized benzoate form.
Inside the microorganism, the higher internal pH promotes dissociation and releases protons.
The cell must spend energy maintaining internal pH and ion balance.
This stress can inhibit metabolic pathways, enzyme activity and microbial growth.
The mechanism explains why Benzoic Acid is much more effective in acidic foods than in neutral foods.

PH DEPENDENCE

Benzoic Acid has a pKa of approximately 4.2.
At a pH below the pKa, the undissociated acid fraction becomes progressively larger.
At a pH above the pKa, an increasing fraction exists as benzoate ion.
Because the undissociated form provides the strongest antimicrobial action, preservative efficacy falls as pH rises.
Benzoic Acid Food Grade is therefore best suited to acidic products rather than neutral or alkaline foods.
Finished-product pH should be measured after full equilibration and after any ingredient addition that changes buffering.

PRESERVATION WINDOW

Benzoic Acid Food Grade is commonly considered most useful in products at approximately pH 4.5 or below.
Performance generally improves further as pH moves lower, provided taste and product stability remain acceptable.
The exact effective window depends on microorganism type, preservative concentration, temperature, water activity and other formulation hurdles.
Benzoic Acid should not be treated as a universal preservative for every food matrix.
Microbiological challenge testing and shelf-life validation remain essential for commercial formulations.

MICROORGANISM CONTROL

Benzoic Acid is especially useful against yeasts and molds in acidic products.
Selected bacteria can also be inhibited under appropriate pH and concentration conditions.
Preservative sensitivity varies substantially among microorganisms.
High initial contamination can overwhelm a preservative system that would perform adequately under good manufacturing hygiene.
Benzoic Acid should therefore supplement rather than replace sanitary processing, appropriate thermal treatment, clean packaging and contamination control.

BENZOIC ACID VERSUS SODIUM BENZOATE

Benzoic Acid and sodium benzoate provide the same preservative chemistry after acid-base equilibration.
Sodium benzoate is much more soluble in water and is often easier to dose into beverages and aqueous foods.
Benzoic Acid has lower water solubility and contributes direct acidity.
Sodium benzoate can be particularly convenient when dry dissolution must occur rapidly at room temperature.
When sodium benzoate is used in an acidic food, part of the dissolved benzoate converts to undissociated Benzoic Acid.
The choice should be based on solubility, pH, sodium-content goals, process design, labeling and regulatory requirements.

BENZOIC ACID VERSUS POTASSIUM BENZOATE

Potassium benzoate is another water-soluble salt of Benzoic Acid.
Potassium benzoate can be selected when a formulation seeks to minimize added sodium.
Preservative performance still depends on formation of undissociated Benzoic Acid at acidic pH.
The legal status and category-specific permitted levels of potassium benzoate should be checked independently in the target market.
Benzoic Acid Food Grade remains useful where direct acid addition and the free-acid form are desired.

WATER SOLUBILITY

Benzoic Acid has limited room-temperature water solubility compared with benzoate salts.
Published values vary with method and temperature, but practical room-temperature solubility is only a few grams per liter.
Solubility rises significantly as water temperature increases.
A concentrated solution prepared hot can crystallize after cooling if the final concentration exceeds low-temperature solubility.
Process design should therefore consider both preparation temperature and minimum storage temperature.
Neutralization to sodium or potassium benzoate can be used when much higher aqueous solubility is needed.

DISSOLUTION IN FOOD PROCESSING

Benzoic Acid Food Grade can be dissolved using warm water, compatible food-grade solvent systems or controlled neutralization.
Agitation and smaller particle size increase dissolution speed.
Direct addition to a cold aqueous batch can leave undissolved crystals if the formulation exceeds practical solubility.
A pre-dissolution step can improve distribution in large food batches.
Any neutralization process should account for the final amount of benzoate and the effect of the base on product pH.
The finished product should be checked for crystals after cooling and storage.

CRYSTALLIZATION RISK

Benzoic Acid can crystallize from aqueous formulations when temperature falls or pH shifts toward the free acid.
The risk is highest when the total benzoate-equivalent concentration approaches the solubility limit of free Benzoic Acid.
Acidifying a concentrated sodium benzoate solution can create local supersaturation and precipitation.
Slow addition, good mixing and appropriate dilution reduce this risk.
Cold-storage testing should be included when the product can be refrigerated or transported in winter conditions.

APPLICATIONS

Acidic beverages
Benzoic Acid Food Grade is used in acidic beverage preservation where the applicable food law permits E210 or INS 210 and the pH supports sufficient undissociated acid.

Fruit drinks
Fruit drinks and fruit-based beverages can use benzoate preservation where the category-specific legal limit and formulation pH are suitable.

Fruit juice products
Certain fruit juice and concentrate categories permit benzoates under Codex or national rules. The exact category and maximum level must be checked.

Fruit nectar products
Benzoic Acid Food Grade can be used in permitted fruit-nectar categories when the national or Codex provision applies.

Water-based flavored drinks
Selected flavored beverages can use benzoates at category-specific maximum levels. Benzoic Acid itself may require pre-dissolution because of limited water 
solubility.

Soft drinks
Acidic soft-drink systems historically and currently use benzoate preservation where permitted. Sodium benzoate is often selected for easier dissolution, while Benzoic Acid can be used when direct free-acid addition is preferred.

Sports drinks
Selected acidic sports and electrolyte beverages can use benzoates under applicable category rules.

Energy drinks
Acidic energy-drink formulations may use benzoates where the current regional food-additive regulation permits the preservative system.

Fruit preparations
Fruit pulps, purees, toppings and related preparations can use benzoates in categories where permitted.

Jams
Selected jams and preserved fruit products can use Benzoic Acid Food Grade within the applicable legal category.

Jellies
Acidic jellies can use benzoate preservation where the food-additive regulation permits it.

Marmalades
Marmalade systems can use benzoates in markets and categories where permitted.

Candied fruit
Certain candied-fruit categories permit benzoates under current Codex provisions.

Pickled vegetables
Acidified and pickled vegetables can benefit from Benzoic Acid preservation where the applicable food standard permits the use.

Vegetable preparations
Selected vegetable pulps, sauces and preparations can use benzoates at category-specific levels.

Sauces
Acidic sauces can use Benzoic Acid Food Grade to inhibit yeast, mold and selected bacterial growth where food law permits.

Condiments
Low-pH condiments are classic benzoate-preservation systems when category rules allow.

Ketchup-type sauces
Acidic tomato-based sauces can use benzoate preservation in markets where permitted, subject to category and recipe-specific requirements.

Chili sauces
Acidic chili and pepper sauces can use Benzoic Acid Food Grade where current food rules permit.

Salad dressings
Acidic dressings can use benzoate preservatives where pH, oil-water distribution and the regulatory category are appropriate.

Marinades
Acidic marinades can use Benzoic Acid or benzoates as part of the preservation strategy when permitted.

Cider
Codex benzoate provisions include cider and perry categories at specified maximum levels.

Perry
Perry can use benzoates where the applicable Codex or national rule permits the preservative.

Aromatized alcoholic beverages
Certain flavored alcoholic beverages permit benzoates under Codex or regional rules.

Non-grape wines
Some non-grape wine categories permit benzoates according to the applicable standard.

Confectionery
Certain confectionery categories permit benzoates under current Codex provisions.

Chewing gum
Chewing-gum categories can permit benzoates at defined maximum levels.

Cocoa-based fillings and spreads
Certain cocoa-based spread and filling categories include benzoate provisions under current Codex listings.

Bakery wares
Codex provisions include benzoates in specified bakery categories, subject to national adoption and category notes.

Cereal desserts
Selected cereal- and starch-based dessert categories can use benzoates under current provisions.

Dairy-based desserts
Certain dairy-dessert categories can permit benzoates under Codex provisions; product pH and national law remain critical.

Flavored milk drinks
Specific flavored fluid milk categories can permit benzoates under Codex rules, although preservation performance in higher-pH dairy systems requires 
careful evaluation.

Soups and broths
Selected soup and broth categories can permit benzoates at defined levels, but technical efficacy depends on pH and formulation.

Semi-preserved fish products
Certain semi-preserved fish and seafood categories permit benzoates under Codex provisions and specific commodity notes.

Cured meat products
Selected cured and dried meat categories can include benzoate provisions under current Codex rules and notes.

Snack foods
Certain starch-based snack categories include benzoate provisions under Codex listings.

Food flavoring systems
U.S. regulation recognizes Benzoic Acid as a flavoring agent or adjuvant in addition to antimicrobial use.

Preservative premixes
Benzoic Acid Food Grade can be incorporated into dry or liquid preservative premixes when compatibility, stability and legal labeling have been confirmed.

Food acidity adjustment
Benzoic Acid contributes acidity as a weak organic acid, although flavor impact and preservative function should be evaluated together.

Sodium benzoate manufacture for food use
Food-grade Benzoic Acid is a raw material for producing food-grade sodium benzoate under appropriate manufacturing and purification controls.

Potassium benzoate manufacture for food use
Food-grade Benzoic Acid can be neutralized to food-grade potassium benzoate when the process and final salt meet the applicable specification.

Calcium benzoate manufacture
Benzoic Acid is the parent acid for food-grade calcium benzoate where that salt is permitted and commercially required.

Food-ingredient intermediate
Benzoic Acid Food Grade can serve as a high-purity starting material for other regulated benzoate ingredients.

Low-pH food systems
Any permitted acidic food system can be evaluated for Benzoic Acid Food Grade when preservative efficacy, solubility, flavor and legal use level are 
validated.

BEVERAGE FORMULATION

Beverages are among the most important benzoate-preserved product classes.
The main formulation variables are pH, total benzoate-equivalent concentration, temperature, microbial challenge and packaging.
Benzoic Acid Food Grade can be difficult to dissolve directly in cold beverage water at high concentration.
Sodium benzoate is often more convenient for direct aqueous dosing, while Benzoic Acid can be used through pre-dissolution or controlled neutralization.
Preservative distribution must be uniform throughout the batch.
A beverage manufacturer should validate both chemical concentration and microbiological shelf life.

FRUIT PRODUCT FORMULATION

Fruit systems naturally provide the acidic pH that favors Benzoic Acid preservation.
Fruit composition, sugar concentration, pulp content and natural microbial load can still influence efficacy.
Yeasts and molds are particularly important spoilage organisms in many fruit products.
Thermal processing and hygienic filling can reduce the burden placed on the preservative.
The preservative concentration must remain within the category-specific legal limit.
Benzoic Acid should be distributed fully to prevent localized under-preservation.

SAUCE AND CONDIMENT FORMULATION

Sauces and condiments often combine acidic pH with sugar, salt, spices and thermal processing.
These multiple hurdles can work together with Benzoic Acid Food Grade to control spoilage.
Oil-rich sauces can partition ingredients between aqueous and oil phases and should be tested as the complete emulsion.
Highly buffered formulations may require more acid to reach the pH needed for efficient benzoate preservation.
A challenge test should use organisms relevant to the product and expected contamination route.

PICKLED FOOD FORMULATION

Pickled products typically use organic acidification, salt and heat or hygienic filling.
Benzoic Acid Food Grade can provide an additional preservation hurdle where the category permits it.
The preservative should not be used as a substitute for achieving the required equilibrium pH.
Whole pieces and large particles can equilibrate more slowly than the surrounding brine.
Shelf-life validation should therefore confirm pH and preservative distribution throughout the product.

BENZOIC ACID AND ASCORBIC ACID

Beverages and foods can sometimes contain both benzoate preservatives and ascorbic acid.
Formulators should recognize the well-established possibility of trace benzene formation under certain combinations of benzoate, ascorbic acid, heat, light and catalytic metal ions.
Risk is formulation dependent and should be managed through current regulatory and industry guidance.
Control strategies can include minimizing catalytic metal contamination, controlling heat and light exposure and optimizing formulation chemistry.
Finished-product benzene testing can be appropriate in susceptible beverage systems.
Benzoic Acid should therefore be evaluated as part of the complete food matrix rather than as an isolated ingredient.

TASTE AND SENSORY IMPACT

Benzoic Acid can contribute a characteristic acidic or slightly sharp sensory note at higher concentrations.
The sensory threshold depends on product flavor, sweetness, acidity and total preservative level.
Using more preservative than necessary can create flavor problems without solving an unsuitable pH or hygiene issue.
Sensory evaluation should therefore accompany microbiological validation in consumer products.
Legal maximum concentration is not automatically the optimum formulation concentration.

DOSAGE PRINCIPLE

There is no single universal Benzoic Acid Food Grade dosage for all foods.
The correct amount is determined first by the legal maximum for the exact food category.
Within that legal framework, the formulation should use the minimum amount needed to achieve validated shelf life under good manufacturing conditions.
pH, water activity, heat treatment, packaging and initial contamination all affect required preservative strength.
The U.S. 0.1% current-use statement should not be copied automatically into products governed by other jurisdictions or category-specific limits.

GOOD MANUFACTURING PRACTICE

Food preservative use should operate within good manufacturing practice.
The preservative should not be used to compensate for poor sanitation, contaminated raw materials or inadequate packaging.
Manufacturing equipment should deliver uniform dosing and mixing.
Batch records should document ingredient lot, quantity, process step and release result.
Preservative concentration can be confirmed analytically when required by quality or regulatory programs.

MICROBIOLOGICAL CHALLENGE TESTING

A preservative challenge test evaluates whether the finished food or beverage resists growth of relevant microorganisms.
Challenge testing is especially useful when a new pH, preservative level, package or processing condition is introduced.
The test should use organisms and storage conditions relevant to the product.
Benzoic Acid concentration alone cannot prove preservation efficacy.
A technically successful system combines formulation hurdles, hygiene and packaging with the preservative.

PROCESS TEMPERATURE

Higher water temperature can improve Benzoic Acid dissolution.
Heat also influences microbial kill and the overall preservation strategy.
Benzoic Acid itself is stable under normal food-processing conditions, but prolonged unnecessary heating should be avoided.
Hot-prepared concentrated solutions should be evaluated for crystallization after cooling.
The final product should be homogeneous before filling.

PARTICLE FORM

Benzoic Acid Food Grade can be supplied in different physical forms such as flakes, prills, granules and powder.
Fine powder dissolves rapidly but can generate more airborne dust.
Prills or granules can improve dry handling and reduce dust.
Flake form can provide a balance between dissolution rate and bulk handling.
Particle form should be selected according to feeder design, dissolution system and workplace dust-control strategy.

ASSAY

Assay confirms the actual Benzoic Acid content of the food-grade material.
Current EU E210 specification requires not less than 99.5% on the anhydrous basis.
Assay should be interpreted together with moisture and impurity results.
High assay alone does not prove food-grade conformity if chlorinated organics, heavy metals or other purity parameters exceed the applicable limit.
The batch COA should identify the analytical specification used for release.

MELTING RANGE

Current EU E210 identification specifies a melting range of 121.5-123.5°C.
A narrow melting interval near the expected value supports identity and purity.
Organic impurities can broaden or depress the melting range.
Melting range remains a useful classical quality-control parameter even when chromatographic identification is also available.

LOSS ON DRYING

Current EU E210 specification limits loss on drying to not more than 0.5%.
Loss on drying provides a practical control for moisture and other volatile matter under the defined test conditions.
Excess moisture can promote caking and alter mass-basis assay calculations.
Packaging should limit exposure to humidity and contamination during storage.

SULPHATED ASH

Current EU E210 specification limits sulphated ash to not more than 0.05%.
Sulphated ash indicates nonvolatile inorganic residue after controlled ignition.
An elevated result can indicate inorganic contamination or process carryover.
The ash result complements elemental analysis and organic purity testing.

CHLORINATED ORGANIC COMPOUNDS

Current EU E210 specification limits chlorinated organic compounds to not more than 0.07% expressed as chloride.
The legal specification states that this corresponds to 0.3% expressed as monochlorobenzoic acid.
This parameter is particularly relevant to controlling process-related chlorinated aromatic impurities.
Food-grade Benzoic Acid produced by modern oxidation routes should still be verified against the applicable commercial release specification.

READILY OXIDISABLE SUBSTANCES

Current EU food-additive specifications include a prescribed test for readily oxidisable substances.
The test is based on the consumption of standardized potassium permanganate under defined conditions.
The specification allows not more than 0.5 ml of the specified titrant after preparation of the test solution.
This test helps control reducing or oxidizable organic impurities that are not captured simply by Benzoic Acid assay.

READILY CARBONISABLE SUBSTANCES

Current EU E210 specification includes a color-comparison test for readily carbonisable substances.
The test evaluates the color developed when Benzoic Acid is exposed to concentrated sulfuric acid under defined conditions.
Excess darkening can indicate organic impurities that carbonize more readily than purified Benzoic Acid.
A food-grade release program should retain the applicable compendial test or an accepted equivalent where the specification requires it.

POLYCYCLIC ACIDS

Current EU E210 purity requirements include a test for polycyclic acids.
The prescribed fractional acidification test requires the first precipitate to have no different melting point from Benzoic Acid.
This helps detect certain aromatic-acid impurities.
Modern instrumental purity methods can provide complementary information but do not automatically replace a legally specified test unless accepted by the applicable quality system.

ARSENIC

Current EU E210 specification limits arsenic to not more than 3 mg/kg.
Arsenic should be controlled using an analytical method appropriate to the required limit.
Customer food-safety programs can specify a lower internal maximum.
The batch COA should be reviewed against the agreed commercial specification.

LEAD

Current EU E210 specification limits lead to not more than 2 mg/kg.
JECFA food-additive specifications also include a lead limit of not more than 2 mg/kg.
Lead control is particularly important in ingredients used across high-volume food categories.
Modern elemental-analysis methods can provide sensitive routine monitoring.

MERCURY

Current EU E210 specification limits mercury to not more than 1 mg/kg.
Mercury is not expected to be part of the Benzoic Acid molecule and is controlled as an elemental contaminant.
Food customers can specify tighter internal requirements.
The selected analytical method should provide suitable sensitivity and interference control.

QUALITY CONTROL

Food-grade Benzoic Acid quality control should cover identity, assay, melting range, moisture or loss on drying, inorganic residue and specified organic impurities.
Elemental contaminants should be controlled to the required regulatory and customer limits.
Appearance, color and particle form are also commercially important.
Food-grade packaging, lot traceability and contamination-control records are part of product quality even though they are not molecular specifications.
A batch-specific COA should accompany or be available for commercial food-grade supply.
Customers should compare the COA directly with the standard required in the intended market.

FOOD SAFETY DOCUMENTATION

A food-grade customer can require a TDS, SDS, COA, allergen statement, GMO statement, food-additive compliance statement and other quality documents depending on the application.
Additional documentation can include country-of-origin information, process statements, contaminant statements and traceability information.
The availability and exact wording of each declaration depend on the supplied grade and current manufacturing documentation.
Ataman Chemicals should be contacted for the current document package required by the customer.

ALLERGEN MANAGEMENT

Benzoic Acid is a defined small organic molecule and is not itself a protein allergen.
Food-grade supply can nevertheless require an allergen statement addressing the manufacturing and packaging chain.
Customers should evaluate cross-contact risk based on the actual production facility and current supplier documentation.
A generic chemical identity should not be used to invent facility-specific allergen claims.

GMO POSITIONING

Benzoic Acid is generally manufactured by chemical synthesis rather than biological fermentation.
A GMO statement can still be requested for food-industry documentation.
The formal statement should be based on the actual production route and supplier documentation for the commercial grade.
No GMO-free claim should be invented without current supporting documentation.

KOSHER AND HALAL POSITIONING

Food customers can request kosher or halal documentation for Benzoic Acid Food Grade.
Certification status depends on the manufacturing site, process and current certification program rather than on the Benzoic Acid molecule alone.
Ataman Chemicals can provide available documentation for the supplied grade where applicable.
Certification should be verified as current at the time of purchase.

PACKAGING

Benzoic Acid Food Grade is commonly supplied in lined bags, sacks or larger bulk packages according to commercial requirement.
Packaging should protect the material from moisture, foreign matter and cross-contamination.
Food-grade packaging suitability should match the customer's quality system.
The exact package size and construction should be confirmed for the current supply program rather than assumed from a generic industry format.

STORAGE

Benzoic Acid Food Grade should be stored in a cool, dry, clean and well-ventilated area.
Bags or containers should remain tightly closed until use.
The product should be protected from moisture, dust, strong odors and chemical cross-contamination.
Food-grade material should be segregated from non-food chemicals where the warehouse quality system requires such separation.
Strong oxidizing agents and incompatible reactive chemicals should be stored separately.
The current package expiry or retest period should control shelf-life decisions.

SHELF LIFE

Benzoic Acid is chemically stable under appropriate dry storage conditions.
Commercial shelf life is determined by the supplier's validated packaging and quality program.
Aged material should not be released for food use solely because the chemical is intrinsically stable.
Package integrity, appearance, assay and required impurity parameters should remain within specification.
The original label and current COA or retest policy should govern release.

HANDLING

Benzoic Acid Food Grade should be transferred in a manner that minimizes dust generation.
Enclosed charging, local exhaust ventilation and controlled bag-emptying systems can reduce worker exposure and product contamination.
Food-processing equipment should be clean and suitable for the intended food-contact environment.
Workers should avoid direct eye and prolonged skin contact.
Good hygiene should prevent food-grade material from contacting contaminated floors, tools or non-food chemicals.

SAFETY AND HANDLING

Food-grade status does not mean Benzoic Acid is free from workplace hazards.
Current European harmonized classification includes skin irritation, serious eye damage and specific target organ toxicity after repeated inhalation exposure affecting the lungs.
Dust generation should therefore be minimized.
Suitable gloves, protective clothing and chemical eye protection should be selected through workplace risk assessment.
Respiratory protection may be required where engineering controls do not adequately control airborne dust.
The current SDS should govern formal hazard communication and workplace controls.

FIRST AID

After eye contact, rinse immediately and thoroughly with clean water and obtain medical attention according to the current SDS.
After skin contact, remove contaminated material and wash the exposed area thoroughly.
After inhalation of dust, move the affected person to fresh air and obtain medical advice if symptoms occur.
After ingestion of an unintended occupational quantity, follow the product-specific SDS and professional medical guidance.
Food-approved use levels should not be confused with occupational exposure guidance for concentrated raw material.

SPILL MANAGEMENT

Avoid generating airborne dust when collecting spilled Benzoic Acid Food Grade.
Prevent contaminated spilled material from being returned to food-grade stock.
Use clean suitable equipment for recovery only if the quality system explicitly permits recovery and traceability can be maintained.
Otherwise place spilled product in a labeled waste container.
Prevent significant release to drains, soil and surface water.
Follow the current SDS and site food-safety procedures.

FIRE RESPONSE

Benzoic Acid is a combustible organic solid at sufficiently high temperature.
Fine airborne dust can present a different fire and dispersion hazard from compact crystalline material.
Thermal decomposition and combustion can generate carbon monoxide, carbon dioxide and irritating vapors.
Firefighters may require self-contained breathing apparatus and suitable protective clothing.
Current SDS instructions should control extinguishing media and emergency response.

REGULATORY CONSIDERATIONS

Benzoic Acid Food Grade has different legal maximum levels across food categories and countries.
The United States general-use statement under 21 CFR 184.1021 should not be treated as a universal global maximum.
European food use is controlled through the food-additive regulation and category-specific Annex II provisions.
Codex GSFA levels also vary by food category and can include notes or commodity-standard conditions.
A food manufacturer should verify both ingredient specification and permitted use level before commercial production.
Ataman Chemicals can provide product documentation, while the finished-food manufacturer remains responsible for compliance of the final recipe and labeling.

COMMON FORMULATION PROBLEMS

Benzoic Acid does not dissolve completely
Room-temperature water solubility is limited. Increase dissolution temperature, improve agitation, use a pre-dissolution step or consider a soluble benzoate salt where technically and legally suitable.

Crystals appear after cooling
The hot solution can become supersaturated at lower temperature. Reduce concentration or redesign the dissolution and pH strategy.

Crystals appear after acidification
Acidification converts soluble benzoate into less soluble free Benzoic Acid. Improve dilution and mixing and keep the final concentration below the cold-solubility limit.

Preservation fails at pH 5
Benzoic Acid becomes mostly ionized as pH rises above its pKa. Lower pH within product requirements or use an alternative preservation system validated for the product.

Preservation works poorly near neutral pH
Benzoic Acid is not an efficient universal neutral-pH preservative. The undissociated acid fraction is too low.

Too much preservative is needed
Poor pH control, high contamination or weak process hygiene may be increasing the preservative demand. Optimize the full preservation hurdle system.

Product develops a sharp flavor
The Benzoic Acid level or total acidity may be too high for the flavor system. Reduce to the minimum validated level within legal requirements.

Beverage develops precipitate
Free Benzoic Acid concentration can exceed solubility after pH or temperature changes. Recalculate total benzoate equivalents and test cold storage.

Sodium benzoate dissolves more easily than Benzoic Acid
This is expected because sodium benzoate is much more water soluble. Choose the form that best matches the manufacturing process.

Customer wants low-sodium formulation
Free Benzoic Acid or potassium benzoate can reduce sodium contribution, subject to solubility and regulatory requirements.

Beverage contains ascorbic acid
Evaluate formulation conditions that can contribute to trace benzene formation, including metals, heat and light. Apply current regulatory and industry 
mitigation guidance.

Preservative concentration is legal but challenge test fails
Legal maximum and microbiological efficacy are different questions. Review pH, hygiene, organism profile, water activity, packaging and process.

Food category limit is unclear
Do not use a generic dosage. Confirm the exact national or Codex food category and all applicable notes.

U.S. 0.1% level is copied into an EU product
The U.S. current-use statement is not a universal global limit. Use the current EU category-specific rule.

Codex level is copied into a country without checking national law
Codex provisions can require national adoption. Verify the actual market regulation.

Food-grade assay is below 99.5%
The material does not meet the current EU E210 assay requirement. Hold the batch for investigation.

Loss on drying exceeds 0.5%
The material fails the current EU E210 limit. Check moisture exposure, packaging integrity and analytical method.

Sulphated ash exceeds 0.05%
Investigate inorganic contamination or process carryover and do not release against the EU E210 specification.

Lead exceeds 2 mg/kg
The batch exceeds the current EU E210 and JECFA lead limit and should not be released against those specifications.

Arsenic exceeds 3 mg/kg
The batch exceeds the current EU E210 arsenic limit.

Mercury exceeds 1 mg/kg
The batch exceeds the current EU E210 mercury limit.

Chlorinated organic compounds exceed specification
Investigate process-related impurities and hold the batch from release against the EU E210 specification.

Melting range is outside 121.5-123.5°C
Confirm identity, purity and test method. Organic impurities can shift or broaden the melting range.

Material is yellow instead of white
Possible thermal history, contamination or organic impurities should be investigated before food-grade release.

Product cakes in storage
Moisture, pressure and temperature cycling can cause caking. Improve humidity control and package handling.

Powder creates excessive dust
Use prill, flake or granulated form where available and improve enclosed transfer and local exhaust.

Worker eye irritation occurs
Benzoic Acid can cause serious eye damage in concentrated raw-material exposure. Improve dust control, eye protection and emergency eyewash access.

Repeated airborne dust is present
Current EU classification includes serious repeated-inhalation concern for the lungs. Improve engineering controls and respiratory protection where 
required.

Food-grade stock is stored with industrial chemicals
Segregate and protect food-grade inventory according to the site quality system to prevent cross-contamination and odor pickup.

Bag is torn or contaminated
Do not return exposed material automatically to food-grade stock. Follow site hold, inspection and disposition procedures.

Customer requests FCC documentation
Confirm the supplied commercial grade and current specification package rather than assuming every food-grade batch carries the same compendial claim.

Customer requests JECFA compliance
Compare the batch specification with the current JECFA Monograph 27 requirements and provide the available documentation.

Customer requests EU E210 compliance
Review assay, identification, purity and elemental limits against the current EU E210 specification.

Customer requests allergen-free statement
Use current facility and supplier documentation; do not infer a cross-contact claim only from chemical structure.

Customer requests GMO-free statement
Provide only the statement supported by the actual production route and current supplier documentation.

Customer requests halal or kosher certificate
Certification status depends on the production site and current certificate. Verify the current document before making a claim.

Product pH changes during shelf life
Review buffering, acid-base equilibrium, packaging and ingredient interactions. Measure final product pH rather than relying on the theoretical formulation.

Preservative is added too late in production
Poor distribution can create under-preserved zones. Define a validated addition point and mixing time.

Preservative is added before a high-pH processing step
Temporary high pH can change dissolution and acid-base form. Confirm the final formulation sequence and equilibrium pH.

Food product is diluted by the consumer
Dilution can reduce Benzoic Acid concentration and change pH. Shelf-life and microbial safety should be evaluated for the actual consumed or opened state where relevant.

FREQUENTLY ASKED QUESTIONS

What is Benzoic Acid Food Grade?
Benzoic Acid Food Grade is high-purity Benzoic Acid manufactured and documented for permitted food-additive applications.

What is the CAS Number?
65-85-0.

What is the EC Number?
200-618-2.

What is the E number?
E210.

What is the Codex INS number?
INS 210.

What is the molecular formula?
C7H6O2.

What is the molecular weight?
Approximately 122.12 g/mol.

What is the main food function?
The main food function is antimicrobial preservation.

What is the current EU assay requirement?
Not less than 99.5% on the anhydrous basis.

What is the EU melting range?
121.5-123.5°C.

What is the EU loss-on-drying limit?
Not more than 0.5%.

What is the EU sulphated-ash limit?
Not more than 0.05%.

What is the EU arsenic limit?
Not more than 3 mg/kg.

What is the EU lead limit?
Not more than 2 mg/kg.

What is the EU mercury limit?
Not more than 1 mg/kg.

What is the EU chlorinated-organic-compounds limit?
Not more than 0.07% expressed as chloride, corresponding to 0.3% expressed as monochlorobenzoic acid.

What is the current JECFA specification reference?
FAO JECFA Monograph 27 from 2021.

What is the current JECFA ADI?
The current group ADI is 0-20 mg/kg body weight, expressed as Benzoic Acid equivalents for the defined group.

What is the current U.S. food-use level?
21 CFR 184.1021 states that current usage under good manufacturing practice results in a maximum level of approximately 0.1% in food.

Is 0.1% the universal worldwide maximum?
No. Maximum permitted levels vary by food category and jurisdiction.

Why does pH matter?
Benzoic Acid is most antimicrobial in the undissociated form, which is favored at acidic pH.

What is the pKa?
Approximately 4.2.

At what pH is Benzoic Acid most useful?
Benzoic Acid is most useful in acidic products, commonly around pH 4.5 or below, with performance improving as the undissociated fraction increases.

Does Benzoic Acid dissolve well in cold water?
No. Room-temperature water solubility is limited, so warm dissolution or a soluble benzoate salt may be easier in aqueous processing.

What is the difference between Benzoic Acid and sodium benzoate?
Sodium benzoate is the much more water-soluble sodium salt. In acidic foods it converts partly to undissociated Benzoic Acid, which provides the main antimicrobial action.

Can Benzoic Acid Food Grade be used in beverages?
Yes, where the beverage category and market permit benzoates and the formulation pH supports preservation.

Can Benzoic Acid Food Grade be used in sauces?
Yes, in permitted acidic sauce and condiment categories after category-specific regulatory review.

Can Benzoic Acid Food Grade be used in pickles?
Yes, where permitted, as an additional preservation hurdle in properly acidified products.

Can Benzoic Acid Food Grade be used in dairy products?
Some specific categories permit benzoates, but pH and national category rules must be checked carefully.

Can Benzoic Acid Food Grade be used in meat or fish?
Certain specific processed categories permit benzoates under Codex or national rules, but use is not universal across all meat and fish products.

Does Benzoic Acid Food Grade have allergenic protein?
Benzoic Acid itself is a defined small organic molecule rather than a protein allergen, but facility-specific allergen and cross-contact statements should come from current documentation.

Is Benzoic Acid Food Grade GMO?
The ingredient is generally chemically synthesized, but a formal GMO statement should be based on the actual commercial production documentation.

How should Benzoic Acid Food Grade be stored?
Store it cool, dry, clean and tightly closed, protected from moisture, contamination, strong odors and incompatible chemicals.

What documents should be checked before food use?
Use the current Ataman Chemicals TDS, SDS and COA together with the applicable food-additive regulation, customer specification and available food-grade compliance documents.

FINAL TECHNICAL SUMMARY

Benzoic Acid Food Grade is high-purity Benzoic Acid intended for permitted food-additive applications.
The product has CAS Number 65-85-0, EC Number 200-618-2, molecular formula C7H6O2, molecular weight approximately 122.12 g/mol, E number E210 and Codex INS number 210.
The principal food function is antimicrobial preservation in acidic products.

Benzoic Acid has a pKa around 4.2, and the undissociated acid is the most microbiologically active form.
Preservative efficacy is therefore strongly pH dependent and is generally most useful at approximately pH 4.5 or below.
Current EU E210 specifications require assay of at least 99.5% on the anhydrous basis and a melting range of 121.5-123.5°C.
Current EU purity limits include loss on drying ≤0.5%, sulphated ash ≤0.05%, chlorinated organic compounds ≤0.07% expressed as chloride, arsenic ≤3 mg/kg, lead ≤2 mg/kg and mercury ≤1 mg/kg.
Current JECFA food-additive specifications are referenced in FAO JECFA Monograph 27 from 2021.
The current JECFA group ADI is 0-20 mg/kg body weight and replaced the older 0-5 mg/kg body-weight value.
Current U.S. 21 CFR 184.1021 recognizes Benzoic Acid as an antimicrobial agent and flavoring agent or adjuvant under good manufacturing practice, with current usage resulting in a maximum level around 0.1% in food.

The U.S. 0.1% current-use statement is not a universal global use limit.
European, Codex and national maximum levels vary substantially by food category.
Benzoic Acid Food Grade is particularly relevant to acidic beverages, fruit products, sauces, condiments, pickled foods, selected confectionery, selected processed foods and preservative premixes where permitted.
Sodium benzoate is more water soluble and can be easier to dose in aqueous foods, while Benzoic Acid can be selected where direct free-acid addition or lower sodium contribution is desired.
Food-grade designation requires suitable purity, contaminant control, packaging, traceability and documentation rather than only the correct CAS Number.
Benzoic Acid Food Grade should be protected from moisture and cross-contamination and handled with dust-control measures because concentrated raw material can irritate skin and seriously damage eyes, and repeated inhalation exposure can affect the lungs.

For Benzoic Acid Food Grade specifications, E210 documentation, food-use guidance, TDS, SDS, COA and commercial support, contact Ataman Chemicals with the intended food category, target market, required specification and packaging requirement.

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