CONDENSED METHYL NAPHTHALENE SULFONATE, SODIUM SALT

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is an anionic polymeric dispersant used as a high-range water reducer, deflocculant, wetting aid, and dispersion stabilizer, and Condensed Methyl Naphthalene Sulfonate, Sodium Salt is valued for improving particle dispersion, reducing viscosity, and enhancing flow in mineral, pigment, cement, and aqueous industrial systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is commonly used in concrete admixtures, cement grinding aids, gypsum systems, ceramics, dyes, pigments, leather chemicals, agrochemical dispersions, and industrial water-based formulations where strong electrostatic dispersion is required.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is typically supplied as a brown to dark brown powder, granule, or aqueous solution, and Condensed Methyl Naphthalene Sulfonate, Sodium Salt performance depends on molecular weight distribution, sulfonation degree, sodium sulfate content, active content, pH, moisture, dosage, electrolyte level, and compatibility with the target formulation.

CAS Number: Mixture / polymeric condensate, grade dependent
EC Number: Mixture / polymeric condensate, grade dependent
Molecular Formula: Sulfonated methyl naphthalene formaldehyde condensate sodium salt; variable polymeric structure
Molecular Weight: Polymeric mixture; variable

Synonyms: Condensed Methyl Naphthalene Sulfonate Sodium Salt, Condensed Methyl Naphthalene Sulfonate, Sodium Salt, Sodium Methyl Naphthalene Sulfonate Formaldehyde Condensate, Methyl Naphthalene Sulfonate Formaldehyde Condensate Sodium Salt, Sodium Polymethylnaphthalene Sulfonate, PMNS, SNF-Type Dispersant, Naphthalene Sulfonate Formaldehyde Condensate, Sulfonated Naphthalene Formaldehyde Condensate, Sodium Naphthalene Sulfonate Condensate, Anionic Polymeric Dispersant, High-Range Water Reducer, Condensed Methyl Naphthalene Sulfonate, Sodium Salt, Sodium Condensed Methyl Naphthalene Sulfonate, Condensed Sodium Methyl Naphthalene Sulfonate, Sodium Methyl Naphthalene Sulfonate Condensate, Methyl Naphthalene Sulfonate Formaldehyde Condensate Sodium Salt, Sodium Methyl Naphthalene Sulfonate Formaldehyde Condensate, MNSF Sodium Salt, MNF Sodium Salt, Sodium Naphthalene Sulfonate Formaldehyde Condensate, Naphthalene Sulfonate Formaldehyde Condensate Sodium Salt, SNF, NSF, Sodium Naphthalene Formaldehyde Sulfonate, Sodium Naphthalene Sulfonate Condensate, Naphthalene Sulfonate Condensate Sodium Salt, Sodium Polymethylnaphthalene Sulfonate, Polymethylnaphthalene Sulfonate Sodium Salt, Methyl Naphthalene Sulfonate Dispersant, Sodium Methyl Naphthalene Sulfonate Dispersant, Condensed Naphthalene Sulfonate Dispersant, Sodium Naphthalene Sulfonate Dispersant, Naphthalene Sulfonate Superplasticizer, Sodium Naphthalene Sulfonate Superplasticizer, Concrete Superplasticizer SNF, Cement Dispersant SNF, Water Reducing Agent SNF, High Range Water Reducer SNF, Sodium Naphthalene Sulfonate Water Reducer, Naphthalene Based Superplasticizer, Sodium Naphthalene Based Superplasticizer, Naphthalene Sulfonate Formaldehyde Polymer, Sodium Naphthalene Sulfonate Polymer, Methyl Naphthalene Sulfonate Polymer Sodium Salt, Condensed Methyl Naphthalene Sulfonate Dispersant, Condensed Methyl Naphthalene Sulfonate Sodium Salt Dispersant, Condensed Methyl Naphthalene Sulfonate Concrete Additive, Sodium Methyl Naphthalene Sulfonate Concrete Additive, Methyl Naphthalene Sulfonate Cement Additive, Sodium Naphthalene Sulfonate Cement Additive

APPLICATIONS

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in concrete admixtures as a high-range water reducer and superplasticizer.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is incorporated into cementitious systems to improve flowability and workability without adding excess water.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in precast concrete, ready-mix concrete, self-leveling mortars, grouts, and dry-mix products where dispersion of cement particles is required.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in gypsum and cement-based formulations to reduce slurry viscosity.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is incorporated into gypsum boards, plaster, tile adhesives, repair mortars, and construction chemical systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used where improved wetting and electrostatic deflocculation help produce more uniform mineral suspensions.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in ceramic processing as a deflocculant and dispersing agent.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is incorporated into ceramic slips, clay suspensions, glaze systems, and mineral slurries to reduce viscosity at high solids.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in ceramic systems where stable particle dispersion improves casting, pumping, and surface quality.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in dye, pigment, and carbon black dispersions to improve wetting and reduce agglomeration.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is incorporated into water-based colorant systems, textile dyeing auxiliaries, and pigment pastes where anionic dispersion is useful.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in formulations where stable suspension and controlled viscosity are required during storage and application.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in agrochemical wettable powders, suspension concentrates, and water-dispersible granules as a dispersant.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is incorporated into pesticide, fertilizer, and micronutrient formulations where rapid wetting and stable dispersion are important.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is valued because Condensed Methyl Naphthalene Sulfonate, Sodium Salt provides strong anionic dispersion, viscosity reduction, flow improvement, particle stabilization, and broad usefulness in construction, ceramic, pigment, dye, agrochemical, and industrial aqueous systems.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used as a high-performance dispersing agent in agrochemical formulations.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to distribute insoluble active ingredients uniformly throughout aqueous systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce particle agglomeration in concentrated pesticide formulations.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve the physical stability of crop-protection products.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in wettable powders to promote rapid and uniform dispersion in water.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve the redispersibility of wettable powders after storage.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce floating particles during pesticide tank preparation.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to help produce homogeneous spray suspensions from powdered formulations.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in water-dispersible granules as both a dispersant and functional binder.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support granule integrity during production and transportation.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to promote rapid granule breakdown after addition to water.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in high-concentration water-dispersible granules requiring low-foaming performance.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in suspension concentrates to stabilize finely divided active ingredients.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce sedimentation and hard settling in concentrated suspensions.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve the ease of redispersion after prolonged storage.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to maintain manageable viscosity at relatively high solids content.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in low-foaming pesticide formulations where excessive aeration must be avoided.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to minimize foam during mixing, dilution, and spray-tank filling.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve pumpability and dosing accuracy in concentrated formulations.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support reliable spray-equipment operation by limiting persistent foam.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used as a dispersant for pigments in water-based colorant systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to accelerate wetting of inorganic and organic pigment particles.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve color strength by reducing pigment flocculation.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support uniform shade development in pigmented formulations.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in textile dye formulations as an anionic dispersing agent.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to stabilize disperse dyes and vat dye suspensions during processing.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve dye distribution in printing and dyeing baths.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce dye agglomeration that can cause uneven coloration.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in reactive dye processing to improve dispersion and application consistency.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support stable dye solutions and suspensions under manufacturing conditions.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce spotting and shade variation on textile substrates.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve reproducibility between textile dyeing batches.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in leather processing as a dispersing and auxiliary treatment agent.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve distribution of dyes and treatment chemicals through leather.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support softness and flexibility in some leather-processing systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to promote more uniform treatment of hides and skins.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in latex and rubber processing as a dispersion stabilizer.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to help keep rubber particles and compounding ingredients uniformly distributed.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce coagulation and aggregation in compatible latex systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support consistent processing and vulcanization performance in some rubber formulations.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in paper manufacturing to improve the dispersion of fillers and fine fibers.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support more uniform pulp and coating compositions.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce viscosity in some paper-coating formulations.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to improve retention, sizing consistency, and two-sidedness control in some paper systems.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in concrete admixtures as a dispersing and water-reducing component in some formulations.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to disperse cement particles and improve concrete workability.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to reduce the amount of mixing water required for a target consistency.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used to support higher early and ultimate compressive strength in optimized concrete systems.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in product development to optimize dispersion, viscosity, and low-foam performance.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is used in quality control to evaluate active content, pH, solubility, and dispersing power.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is valued for high dispersing efficiency at relatively low addition levels.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is valued for low-foaming or non-foaming behavior in many aqueous formulations.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt can provide binding properties that are useful in water-dispersible granule production.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is particularly suitable for high-solids and high-active-content formulations.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is widely associated with wettable powders, suspension concentrates, and water-dispersible granules.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is also used in dyes, pigments, textiles, leather, rubber, paper, and construction materials.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt performance depends on molecular-weight distribution, condensation degree, and sulfonation level.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt performance also depends on formulation pH, electrolyte content, particle surface chemistry, and dosage.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt may contain controlled amounts of sodium sulfate and residual water depending on commercial grade.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt should be tested for compatibility with surfactants, binders, thickeners, and active ingredients.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt should be dispersed thoroughly to achieve uniform adsorption on particle surfaces.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt dosage should be optimized because insufficient or excessive addition can reduce formulation stability.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt should be stored in tightly closed packaging in a cool, dry place to prevent moisture uptake and caking.

DESCRIPTION

Condensed Methyl Naphthalene Sulfonate, Sodium Salt is a sulfonated aromatic polymeric dispersant produced from methyl naphthalene sulfonate-type chemistry and formaldehyde condensation, followed by neutralization to the sodium salt.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt contains aromatic hydrophobic segments and anionic sulfonate groups, allowing the material to adsorb onto particle surfaces and provide electrostatic repulsion in water-based systems.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt is closely related to sulfonated naphthalene formaldehyde condensate dispersants used as traditional high-range water reducers in cement and mineral formulations.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt works by dispersing fine particles, reducing flocculation, lowering slurry viscosity, and improving flow at a given water content.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt can improve the workability of cementitious systems, but final performance depends on cement type, gypsum content, alkali content, temperature, admixture dosage, and compatibility with other additives.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt can also improve pigment and mineral dispersion by helping separate agglomerates and maintain stable suspended particles.

Condensed Methyl Naphthalene Sulfonate, Sodium Salt should be evaluated in the complete formulation because salts, calcium ions, pH, other dispersants, defoamers, retarders, accelerators, binders, preservatives, and fillers can affect performance.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt powder should be protected from moisture because hygroscopicity and caking can affect dissolution, dosing, and flowability.
Condensed Methyl Naphthalene Sulfonate, Sodium Salt should be used according to supplier recommendations, construction chemical standards, industrial formulation requirements, workplace safety rules, and final product specifications.

PROPERTIES

Common Name: Condensed Methyl Naphthalene Sulfonate, Sodium Salt
Chemical Type: Sulfonated aromatic formaldehyde condensate; sodium salt; anionic polymeric dispersant; high-range water reducer
Appearance: Brown to dark brown powder, granule, or aqueous solution, grade dependent
Odor: Mild characteristic odor
Ionic Character: Anionic
Solubility: Soluble or readily dispersible in water; insoluble in many nonpolar solvents
Active Content: Grade dependent
pH: Typically neutral to alkaline in aqueous solution, grade dependent
Moisture Content: Grade dependent
Sodium Sulfate Content: Grade dependent
Molecular Weight Distribution: Grade dependent
Function: Dispersant, deflocculant, wetting aid, high-range water reducer, viscosity reducer, suspension stabilizer
Compatibility: Cement, gypsum, mineral slurries, pigments, dyes, ceramics, agrochemical actives, and many aqueous systems, formulation dependent
Thermal Stability: Stable under normal processing conditions; avoid excessive heat and decomposition conditions
Stability: Stable under recommended storage; protect powder from moisture and solution grades from contamination
Storage Temperature: 15–30°C, tightly closed, dry or protected from freezing depending on grade
Shelf Life: Typically 12–36 months in original sealed packaging, supplier dependent

FIRST AID

Inhalation:
Move to fresh air if powder dust, mist, or aerosol is inhaled.
Seek medical attention if coughing, respiratory irritation, or breathing discomfort persists.
Avoid breathing dust during weighing, charging, blending, and powder transfer operations.

Skin Contact:
Wash skin with soap and water after contact.
Remove contaminated clothing if necessary and wash before reuse.
Seek medical advice if irritation, redness, dryness, or prolonged discomfort develops.

Eye Contact:
Rinse cautiously with water for at least 15 minutes.
Remove contact lenses if present and easy to do, then continue rinsing.
Seek medical attention if irritation, redness, pain, or blurred vision persists.

Ingestion:
Rinse mouth with water.
Do not induce vomiting.
Seek medical attention if discomfort occurs or if a significant amount is swallowed.
Never give anything by mouth to an unconscious person.

Note to Physicians:
Treat symptomatically.
Monitor for irritation from anionic dispersant exposure and gastrointestinal discomfort after significant ingestion.
Provide supportive care as needed.

HANDLING AND STORAGE

Handling:
Use appropriate PPE including gloves, safety glasses, protective clothing, and dust protection for powder grades.
Avoid generating dust during transfer, weighing, charging, blending, and packaging operations.
Use clean equipment to prevent contamination and maintain consistent dispersant performance.

Ventilation:
Use general ventilation for normal handling.
Use local exhaust ventilation where dust, mist, or aerosol may be generated.
Avoid inhalation exposure during bulk powder transfer, solution preparation, spray drying, or high-shear mixing.

Storage:
Store powder grades in tightly closed bags or containers in a cool, dry, well-ventilated area.
Store liquid grades in closed containers protected from freezing, evaporation, microbial contamination, and excessive heat.
Keep away from strong oxidizers, strong acids, strong bases, and incompatible reactive chemicals.

Spill and Leak Procedures:
Avoid dust generation for powder spills and contain liquid spills with inert absorbent.
Collect into suitable containers for reuse or disposal according to local regulations and facility procedures.
Clean remaining residue with water if allowed by facility procedure because dispersant residues can create slippery surfaces.

Handling Precautions:
Optimize dosage because Condensed Methyl Naphthalene Sulfonate, Sodium Salt can strongly affect viscosity, setting behavior, dispersion stability, and flow in cement, gypsum, pigment, and mineral systems.
Confirm compatibility because electrolytes, calcium salts, other admixtures, polymers, defoamers, accelerators, and retarders can change dispersant efficiency.
Rotate stock using FIFO practices to maintain consistent active content, color, moisture, dissolution behavior, sodium sulfate level, and formulation performance.