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SODIUM METHYL NAPHTHALENE SULFONATE

Sodium Methyl Naphthalene Sulfonate is widely utilized in the manufacture of synthetic resin dispersions, polymer emulsions, and latex systems, where it improves particle stabilization, controls viscosity, and enhances the uniformity of polymer particles throughout the production process.
In the paper industry, Sodium methyl naphthalene sulfonate functions as a dispersing and wetting agent for fillers, pigments, and coating minerals such as kaolin, calcium carbonate, and titanium dioxide.

CAS Number: 26264-58-4
Other(deleted CASRN): 127670-54-6
ECHA EINECS - REACH Pre-Reg: 247-564-6
Formula: C11H9NaO3S
Molecular Weight: 244.24509928 g/mol

SYNONYMS:
methylnaphthalenesulfonic acid, sodium salt, 1- naphthalenesulfonic acid, 2-methyl-, sodium salt (1:1), naphthalenesulfonic acid, methyl-, sodium salt, sodium 2-methylnaphthalene-1-sulfonate, sodium methyl naphthalene sulfonate, sodium methylnaphthalenesulphonate, sodium,2-methylnaphthalene-1-sulfonate, Sodium methylnaphthalenesulfonate, Sodium methane naphthalene sulfonate, Naphthalenesulfonic acid, methyl-, sodium salt, Sodium methylnaphthalenesulphonate, 2-methylnaphthalene-1-sulfonic acid sodium salt, Sodium 4-methyl-1-naphthalenesulfonate, 0T389YYK1U, Sodium 1-methylnaphthalene-4-sulfonate, UNII-0T389YYK1U, 1-Naphthalenesulfonic acid, 4-methyl-, sodium salt (1:1), 5258-48-0, SCHEMBL11192937, SCHEMBL30274447, Q27237221, Sodium methylnaphthalenesulfonate, Sodium methylnaphthalenesulphonate, Methylnaphthalenesulfonic acid, sodium salt, Naphthalenesulfonic acid, methyl-, sodium salt, EINECS 247-564-6, Naphthalenesulfonic acid, methyl-, sodium salt (1:1), RefChem:887693, Sodium methylnapthalenesulfonate, REDI PRO Glass and Counter Cleaner, Naphthalenesulfonic acid, methyl, sodium salt, Sodium mono-and dimethyl naphthalene sulfonate, 247-564-6, 977052-10-0, Sodium 2-methyl-1-naphthalenesulfonate, 26264-58-4, sodium,2-methylnaphthalene-1-sulfonate, 1A0PLS266R, 118218-23-8, 1-Naphthalenesulfonic acid, 2-methyl-, sodium salt (1:1), UNII-1A0PLS266R, SCHEMBL339169, SCHEMBL29446139, sodium methylnaphthalene sulfonate, DTXSID50904100, GCNLRNBDDUYJMP-UHFFFAOYSA-M, NS00084335, Q27252145, methylnaphthalenesulfonic acid, sodium salt, 1-naphthalenesulfonic acid, 2-methyl-, sodium salt (1:1), naphthalenesulfonic acid, methyl-, sodium salt, sodium 2-methylnaphthalene-1-sulfonate, sodium methyl naphthalene sulfonate, Sodium methylnaphthalenesulphonate, sodium;2-methylnaphthalene-1-sulfonate

Sodium Methyl Naphthalene Sulfonate is an anionic aromatic sulfonate widely used as a high-performance dispersing agent, wetting agent, and surface-active additive in numerous industrial formulations.
Sodium methyl naphthalene sulfonate combines a hydrophobic methylnaphthalene aromatic ring with a strongly hydrophilic sulfonate group, enabling excellent adsorption onto solid particles while maintaining outstanding water solubility.

Sodium methyl naphthalene sulfonate is valued for its ability to reduce surface tension, improve particle dispersion, prevent agglomeration, and enhance formulation stability.
Because of these properties, Sodium methyl naphthalene sulfonate has become an important additive in dyes, pigments, construction chemicals, agrochemicals, ceramic processing, polymer emulsions, detergents, carbon black dispersions, and specialty industrial products.
Sodium methyl naphthalene sulfonate's excellent compatibility with inorganic fillers, mineral particles, and organic pigments allows manufacturers to formulate highly stable suspensions with improved processing characteristics, reduced viscosity, and enhanced product uniformity.

Sodium Methyl Naphthalene Sulfonate is an anionic aromatic sulfonate compound produced by the sulfonation of methylnaphthalene followed by neutralization with sodium hydroxide.
Sodium Methyl Naphthalene Sulfonate is highly water-soluble and exhibits excellent dispersing, wetting, and surface-active properties.
Owing to its aromatic naphthalene structure combined with a strongly hydrophilic sulfonate group, Sodium Methyl Naphthalene Sulfonate is widely used as a multifunctional additive in industrial formulations.

Sodium methyl naphthalene sulfonate is valued for its ability to improve the dispersion of insoluble particles, stabilize suspensions, reduce surface tension, and enhance the uniform distribution of active ingredients in aqueous systems.
Sodium Methyl Naphthalene Sulfonate also demonstrates good chemical stability over a broad pH range and maintains performance under demanding processing conditions.

USES and APPLICATIONS of SODIUM METHYL NAPHTHALENE SULFONATE:
Sodium Methyl Naphthalene Sulfonate is widely utilized in the manufacture of synthetic resin dispersions, polymer emulsions, and latex systems, where it improves particle stabilization, controls viscosity, and enhances the uniformity of polymer particles throughout the production process.
These properties contribute to improved coating quality, adhesive performance, and polymer processing efficiency.

In the paper industry, Sodium methyl naphthalene sulfonate functions as a dispersing and wetting agent for fillers, pigments, and coating minerals such as kaolin, calcium carbonate, and titanium dioxide.
Sodium methyl naphthalene sulfonate improves coating smoothness, paper brightness, printability, and surface uniformity while reducing sedimentation during storage.
Sodium methyl naphthalene sulfonate is extensively employed in the manufacture of carbon black dispersions used in rubber products, conductive coatings, printing inks, batteries, and specialty plastics.

Sodium methyl naphthalene sulfonate's excellent dispersing capability promotes homogeneous particle distribution, improving electrical conductivity, color intensity, and mechanical performance.
Within the mining and mineral processing industries, Sodium Methyl Naphthalene Sulfonate assists in the preparation of stable mineral slurries, flotation reagents, drilling fluids, and ore processing formulations.
Sodium methyl naphthalene sulfonate enhances suspension stability, improves pumping characteristics, and facilitates more efficient mineral separation processes.

Sodium methyl naphthalene sulfonate is also incorporated into ceramic bodies, porcelain formulations, refractory products, and advanced ceramic manufacturing, where it enables higher solid loading while maintaining low slurry viscosity.
This results in improved casting properties, reduced drying defects, enhanced dimensional accuracy, and increased production efficiency.

In rubber and elastomer manufacturing, Sodium methyl naphthalene sulfonate functions as a processing aid by improving filler dispersion, enhancing mixing uniformity, and promoting more consistent mechanical properties in finished rubber compounds.
Better dispersion contributes to improved tensile strength, abrasion resistance, and product durability.

Sodium Methyl Naphthalene Sulfonate is additionally used in specialty cleaning formulations, industrial detergents, water-based metal treatment chemicals, concrete repair materials, gypsum products, and construction grouts, where its wetting and dispersing properties improve product performance, application consistency, and processing reliability.

Its versatility, excellent dispersing performance, low foaming behavior, and compatibility with a wide range of industrial ingredients have established Sodium Methyl Naphthalene Sulfonate as an important functional additive across coatings, polymers, construction chemicals, ceramics, agriculture, mining, paper production, and advanced material manufacturing.

Sodium Methyl Naphthalene Sulfonate is extensively used as a high-performance dispersing agent in pigment manufacturing, where it improves pigment wetting, prevents agglomeration, enhances color development, and produces highly stable dispersions for paints, coatings, inks, plastics, and printing applications.
The improved particle distribution contributes to better gloss, color uniformity, hiding power, and overall coating performance.
In the textile industry, Sodium methyl naphthalene sulfonate functions as an efficient dispersing and leveling agent for disperse dyes and pigment preparations.

Sodium methyl naphthalene sulfonate promotes uniform dye distribution throughout textile fibers, enhances color consistency, reduces dye aggregation, and improves dye bath stability during high-temperature dyeing operations.
Sodium methyl naphthalene sulfonate is widely employed in agrochemical formulations, including suspension concentrates, wettable powders, flowable pesticides, herbicides, fungicides, and fertilizer dispersions.

Sodium methyl naphthalene sulfonate assists in maintaining homogeneous suspensions, improving spray performance, enhancing active ingredient distribution, and reducing sediment formation during storage.
Within the construction industry, Sodium Methyl Naphthalene Sulfonate is incorporated into cement additives, concrete admixtures, gypsum formulations, ceramic slurries, and mineral processing systems to improve particle dispersion, reduce water demand, enhance workability, and promote more uniform material processing.

Sodium methyl naphthalene sulfonate also plays an important role in ceramic manufacturing, refractory materials, mineral flotation, carbon black dispersions, graphite suspensions, drilling fluids, battery materials, and catalyst preparations.
Sodium methyl naphthalene sulfonate's dispersing properties improve slurry stability, facilitate high-solid formulations, and contribute to consistent product quality.

Additional industrial applications of Sodium methyl naphthalene sulfonate include latex emulsions, polymer dispersions, paper coatings, leather chemicals, synthetic rubber processing, detergent formulations, cleaning products, laboratory reagents, specialty chemical manufacturing, and numerous water-based industrial formulations requiring efficient particle stabilization and controlled rheology.
Because of its excellent dispersing efficiency, low foaming characteristics, broad formulation compatibility, and reliable performance under demanding processing conditions, Sodium Methyl Naphthalene Sulfonate remains an important functional additive across coatings, textiles, agriculture, construction chemicals, ceramics, polymers, and specialty industrial manufacturing.

The paper industry utilizes Sodium Methyl Naphthalene Sulfonate as a dispersing aid for mineral fillers, pigments, and coating formulations.
Sodium Methyl Naphthalene Sulfonate promotes uniform particle distribution, improves coating quality, and enhances paper smoothness, printability, and brightness.
Sodium Methyl Naphthalene Sulfonate is also incorporated into detergent and cleaning formulations, where it acts as a dispersing agent that helps prevent soil redeposition during washing.

Sodium Methyl Naphthalene Sulfonate assists in maintaining suspended dirt particles, thereby improving overall cleaning efficiency in industrial and institutional cleaning products.
In the leather industry, Sodium Methyl Naphthalene Sulfonate functions as a dispersing and auxiliary tanning agent, improving the penetration and uniform distribution of tanning chemicals, dyes, and finishing agents throughout leather substrates.

Sodium Methyl Naphthalene Sulfonate is frequently employed in drilling fluids and mineral processing operations, where it disperses clay particles and finely divided minerals, reduces slurry viscosity, and enhances suspension stability.
These characteristics improve process efficiency in mining, oilfield, and mineral beneficiation applications.
Sodium Methyl Naphthalene Sulfonate also serves as a dispersant in polymer emulsions, latex formulations, adhesives, and synthetic resin production.

Sodium Methyl Naphthalene Sulfonate assists in controlling particle size, improving emulsion stability, and producing more uniform polymer systems.
In addition, Sodium Methyl Naphthalene Sulfonate is used in carbon black dispersions, graphite suspensions, battery materials, and specialty chemical formulations where excellent particle dispersion, reduced agglomeration, and long-term suspension stability are essential for product performance.

Sodium Methyl Naphthalene Sulfonate is extensively used as a high-performance dispersing agent in numerous industrial sectors.
In construction chemicals, Sodium methyl naphthalene sulfonate serves as an effective dispersant and water-reducing additive in cement, mortar, concrete admixtures, gypsum products, and refractory materials.
By dispersing cement particles efficiently, Sodium methyl naphthalene sulfonate improves workability, increases flowability, reduces water demand, and contributes to higher mechanical strength and improved durability of hardened concrete.

In the textile industry, Sodium Methyl Naphthalene Sulfonate functions as a dispersing and leveling agent during dyeing and printing processes.
Sodium Methyl Naphthalene Sulfonate promotes uniform dye distribution, minimizes agglomeration of disperse dyes and pigments, and enhances color consistency across textile fibers.
Sodium Methyl Naphthalene Sulfonate also assists in preventing dye precipitation during high-temperature dyeing operations.

Within the agrochemical industry, Sodium Methyl Naphthalene Sulfonate is widely incorporated into pesticide formulations, including wettable powders, suspension concentrates, and water-dispersible granules.
Sodium Methyl Naphthalene Sulfonate improves the dispersion of active ingredients in water, enhances suspension stability, and helps maintain homogeneous spray mixtures, resulting in more efficient application and improved biological performance.

Sodium Methyl Naphthalene Sulfonate is commonly employed in pigment and dye manufacturing as a dispersant for inorganic and organic pigments.
Sodium Methyl Naphthalene Sulfonate facilitates the production of stable pigment dispersions with reduced particle aggregation, improved color strength, enhanced gloss, and better storage stability.
These properties make Sodium Methyl Naphthalene Sulfonate valuable in coatings, printing inks, plastics, and color concentrates.

In ceramic processing, Sodium Methyl Naphthalene Sulfonate is used to disperse ceramic powders and mineral fillers, producing fluid slurries with lower water content.
This improves casting performance, reduces drying defects, and contributes to higher-density ceramic products after firing.

CHARACTERISTICS of SODIUM METHYL NAPHTHALENE SULFONATE:
Sodium Methyl Naphthalene Sulfonate is recognized for its exceptional ability to stabilize finely divided solid particles in aqueous systems, allowing the production of highly concentrated suspensions with excellent long-term storage stability.
Sodium methyl naphthalene sulfonate's molecular structure promotes rapid adsorption onto particle surfaces, minimizing flocculation and maintaining uniform particle distribution throughout the formulation.

Sodium methyl naphthalene sulfonate demonstrates excellent tolerance to mechanical shear, making it suitable for high-speed mixing, milling, grinding, pumping, and spray applications.
Sodium methyl naphthalene sulfonate retains its dispersing efficiency under demanding industrial processing conditions, contributing to consistent manufacturing performance and product quality.

Sodium methyl naphthalene sulfonate's outstanding compatibility with inorganic salts, fillers, mineral powders, pigments, and various formulation additives allows formulators to develop complex industrial systems without compromising dispersion quality.
Sodium methyl naphthalene sulfonate also exhibits low sensitivity to water hardness, making it reliable in different water qualities encountered during industrial production.

Another important characteristic is Sodium methyl naphthalene sulfonate's ability to improve the rheological behavior of concentrated slurries.
By reducing particle interactions, Sodium Methyl Naphthalene Sulfonate lowers viscosity while maintaining high solid loading, resulting in improved flow properties and easier handling during manufacturing and application.
Sodium Methyl Naphthalene Sulfonate exhibits excellent dispersing performance for inorganic and organic particles, allowing the preparation of highly stable suspensions with improved particle distribution.

Sodium methyl naphthalene sulfonate's strong adsorption onto particle surfaces minimizes agglomeration and promotes long-term dispersion stability during storage and processing.
Sodium methyl naphthalene sulfonate possesses outstanding wetting properties that enable rapid penetration of aqueous formulations into porous materials, powders, fibers, pigments, and mineral surfaces.

This characteristic improves mixing efficiency and enhances the uniform distribution of active ingredients throughout complex formulations.
Sodium methyl naphthalene sulfonate's anionic molecular structure provides excellent compatibility with numerous water-based systems while maintaining low foaming behavior during manufacturing.

Sodium methyl naphthalene sulfonate also demonstrates good tolerance toward dissolved electrolytes and hard water, making it suitable for demanding industrial environments where formulation stability is critical.
Another important characteristic is Sodium methyl naphthalene sulfonate's ability to reduce slurry viscosity while maintaining high solid loading.
This contributes to improved pumpability, easier processing, reduced energy consumption, and more efficient manufacturing operations across many industries.

BENEFITS of SODIUM METHYL NAPHTHALENE SULFONATE:
Sodium Methyl Naphthalene Sulfonate increases manufacturing efficiency by accelerating the wetting and dispersion of powders, thereby reducing production time and energy consumption.
Faster dispersion minimizes mixing cycles and improves overall plant productivity.
Sodium methyl naphthalene sulfonate enhances formulation stability by preventing sediment formation during transportation and long-term storage.

This reduces the need for frequent remixing and ensures that products maintain consistent quality from production to end use.
Sodium methyl naphthalene sulfonate's excellent dispersing capability allows manufacturers to formulate products with higher solid concentrations while maintaining acceptable viscosity levels.

This improves transportation efficiency, reduces packaging requirements, and lowers production costs.
In pigment and mineral processing, Sodium methyl naphthalene sulfonate improves particle size distribution and prevents agglomeration, resulting in brighter colors, smoother surface finishes, enhanced opacity, and improved overall product appearance.

Sodium methyl naphthalene sulfonate contributes to improved application performance by ensuring more uniform distribution of active ingredients on substrates, leading to better coating quality, improved agricultural spray coverage, and enhanced performance of construction materials.
Its high chemical stability and broad formulation compatibility simplify product development and reduce formulation complexity, making Sodium methyl naphthalene sulfonate an economical solution for numerous industrial applications.

Sodium Methyl Naphthalene Sulfonate significantly improves the stability of suspensions and dispersions by preventing particle settling and aggregation.
This results in products with superior consistency, improved appearance, and extended shelf life.
Sodium methyl naphthalene sulfonate enhances wetting efficiency, allowing faster dispersion of powders, pigments, fillers, and mineral particles during manufacturing.
Improved wetting reduces mixing time, increases production efficiency, and promotes uniform product quality.

Sodium methyl naphthalene sulfonate's excellent dispersing capability contributes to lower formulation viscosity, allowing manufacturers to produce highly concentrated systems without compromising processability.
This enables reduced transportation costs, improved storage efficiency, and enhanced application performance.

Sodium methyl naphthalene sulfonate improves color development in pigment and dye formulations by promoting uniform particle distribution, leading to higher color intensity, better gloss, and more consistent surface finishes.

Because of Sodium methyl naphthalene sulfonate's low foaming characteristics and excellent electrolyte tolerance, the product performs reliably under demanding industrial conditions, supporting continuous production processes with minimal operational interruptions.
Sodium methyl naphthalene sulfonate's versatility allows formulators to reduce the number of additives required in complex formulations, simplifying product development while maintaining excellent overall performance.

CHEMICAL PROPERTIES of SODIUM METHYL NAPHTHALENE SULFONATE:
Sodium Methyl Naphthalene Sulfonate is the sodium salt of methylnaphthalenesulfonic acid and behaves as an anionic surfactant in aqueous systems.
Upon dissolution, the sulfonate group ionizes completely, producing excellent water solubility and strong electrostatic repulsion between dispersed particles.
The aromatic naphthalene structure of Sodium methyl naphthalene sulfonate adsorbs efficiently onto hydrophobic surfaces, while the negatively charged sulfonate group stabilizes dispersed particles through electrostatic repulsion.

This mechanism effectively prevents particle aggregation, sedimentation, and flocculation in numerous industrial suspensions.
Sodium methyl naphthalene sulfonate exhibits excellent chemical stability over a broad pH range and maintains dispersing performance in the presence of many inorganic salts and hard water ions.
Its low foaming tendency makes Sodium methyl naphthalene sulfonate particularly suitable for high-speed industrial processing operations.

PHYSICAL and CHEMICAL PROPERTIES of SODIUM METHYL NAPHTHALENE SULFONATE:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Flash Point: 32.00 °F. TCC (0.00 °C.) (est)
logP (o/w): 2.161 (est)
Soluble in: water, 2.851e+005 mg/L @ 25 °C (est)
CAS Number: 26264-58-4
Other(deleted CASRN): 127670-54-6
ECHA EINECS - REACH Pre-Reg: 247-564-6
Molecular Weight: 244.24509928
Formula: C11 H9 Na O3 S
Molecular Weight: 244.24 g/mol

Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 3
Rotatable Bond Count: 1
Exact Mass: 244.01700960 Da
Monoisotopic Mass: 244.01700960 Da
Topological Polar Surface Area: 65.6 Å²
Heavy Atom Count: 16
Formal Charge: 0
Complexity: 323

Isotope Atom Count: 0
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count: 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0
Covalently-Bonded Unit Count: 2
Compound Is Canonicalized: Yes
Name: Sodium Methylnaphthalenesulfonate

CAS Number: 26264-58-4
EC / EINECS Number: 247-564-6
PubChem CID: 23669609
Molecular Formula: C₁₁H₉NaO₃S
Molecular Weight: ~244.24 g/mol
Appearance: Solid (reported as powder or crystalline)
Solubility: Soluble in water (good aqueous solubility)
Stability: Stable under normal conditions
Chemical class: Anionic surfactant / sulfonate (aryl sulfonate type)
Behavior: Functions as a hydrotrope and surfactant (reduces surface tension, enhances solubility of other substances in water)

Appearance: White to light yellow powder or granules
Physical State: Solid
Color: White to pale yellow
Odor: Odorless or faint aromatic odor
Molecular Formula: C₁₁H₉NaO₃S
Molecular Weight: 244.24 g/mol
CAS Number: 26264-58-4
EC Number: 247-564-6
Ionic Character: Anionic
Density: Approximately 1.3–1.5 g/cm³
pH (10% aqueous solution): Approximately 7–9

Water Solubility: Highly soluble
Solubility in Alcohol: Slightly soluble
Solubility in Organic Solvents: Limited
Melting Point: Decomposes upon heating
Boiling Point: Not applicable (decomposes)
Flash Point: Not applicable
Vapor Pressure: Negligible
Volatility: Very low
Surface Activity: Excellent

Wetting Ability: High
Dispersing Efficiency: Excellent
Foaming Tendency: Low
Electrolyte Tolerance: Good
Hard Water Stability: Excellent
Thermal Stability: Good under normal processing conditions
Chemical Stability: Stable under recommended storage conditions
Hydrolytic Stability: Good
Oxidizing Properties: None
Reducing Properties: None

Storage Stability: Excellent when protected from moisture
Product Name: Sodium Methyl Naphthalene Sulfonate
Chemical Name: Sodium Methylnaphthalenesulfonate
IUPAC Name: Sodium 2-methylnaphthalene-1-sulfonate (major isomer)
Chemical Type: Anionic Surfactant / Dispersant
Chemical Family: Aromatic Sulfonates
CAS No.: 26264-58-4 (commercial isomeric mixture)
EC No.: 247-564-6
Molecular Formula: C₁₁H₉NaO₃S
Molecular Weight: 244.24 g/mol

FIRST AID MEASURES of SODIUM METHYL NAPHTHALENE SULFONATE:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available

ACCIDENTAL RELEASE MEASURES of SODIUM METHYL NAPHTHALENE SULFONATE:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.

FIRE FIGHTING MEASURES of SODIUM METHYL NAPHTHALENE SULFONATE:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.

EXPOSURE CONTROLS/PERSONAL PROTECTION of SODIUM METHYL NAPHTHALENE SULFONATE:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.

HANDLING and STORAGE of SODIUM METHYL NAPHTHALENE SULFONATE:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.

STABILITY and REACTIVITY of SODIUM METHYL NAPHTHALENE SULFONATE:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available