Description

Naphthalenesulfonic Acid, Sodium Salt, Polymer With Formaldehyde is a synthetic, water-soluble anionic polyelectrolyte widely used as a high-performance dispersant and plasticizer. This compound matters for its exceptional ability to reduce the viscosity of aqueous suspensions and prevent particle agglomeration, which is critical for maintaining product consistency and process efficiency. Industries that require stable slurries and fine particle control, such as construction, ceramics, and textile manufacturing, rely on this chemical for its robust performance.

Application

• Concrete Admixture: Acts as a highly effective superplasticizer and water reducer in ready-mix and precast concrete to improve workability and strength.
• Ceramic Processing: Serves as a key dispersant in ceramic slips and glazes to ensure uniform particle distribution and prevent settling.
• Textile Auxiliary: Used in dyeing and printing processes to improve dye dispersion and levelness on fabrics.
• Agricultural Formulations: Employed as a dispersing agent in wettable powders and suspension concentrates for pesticides and herbicides.
• Pigment & Filler Dispersion: Essential for stabilizing pigment suspensions in paints, coatings, and ink formulations.
• Oilfield Chemicals: Functions as a fluid loss additive and dispersant in drilling mud formulations.
• Leather Tanning: Aids in the uniform penetration of tanning agents into hides.
• Industrial Cleaning: Used in detergent formulations for its sequestering and anti-redeposition properties.

Basic Information

Product Name	Naphthalenesulfonic Acid, Sodium Salt, Polymer With Formaldehyde
CAS No.	9008-63-3
Molecular Formula	(C10H6SO3Na·CH2O)n
Molecular Weight	Contact for details
Synonyms	Sodium polynaphthalene sulfonate; Poly(naphthalenesulfonic acid) sodium salt; Naphthalene sulfonate formaldehyde condensate; NSF; PNS; SNFS; Lomar® PW; Dispersant S; Concrete superplasticizer; Condensation product of naphthalenesulfonic acid with formaldehyde
EINECS	Contact for details

Quality Control

Our Naphthalenesulfonic Acid, Sodium Salt, Polymer With Formaldehyde is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for parameters such as sulfonation degree, molecular weight distribution, and dispersing performance. Certificates of Analysis (COA) are provided and the product is available in grades suitable for construction (meeting ASTM C494) and general industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	Brown to tan powder
Identification (IR)	Conforms
Assay (as sodium sulfonate)	≥ 90%
pH (1% aqueous solution)	7.0 - 9.0
Moisture Content	≤ 5.0%
Ash Content	≤ 25.0%
Water Reduction Rate (for concrete grade)	≥ 12%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.