Description

Sodium Sulphooctadecanoate is a specialized anionic surfactant derived from stearic acid. This compound is valued for its excellent emulsifying, dispersing, and wetting properties in various industrial formulations. It is a critical component for manufacturers in the personal care, textile, and agrochemical sectors seeking high-performance surface-active agents. Its unique structure provides stability and functionality in complex chemical systems.

Application

• Personal Care & Cosmetics: Acts as a primary emulsifier and cleansing agent in soaps, shampoos, creams, and lotions.
• Textile Processing: Used as a wetting agent, dispersant, and softener in dyeing and finishing operations.
• Agrochemical Formulations: Serves as an effective emulsifier and spreader in pesticides and herbicide concentrates.
• Industrial Cleaners: Functions as a key surfactant in heavy-duty degreasers and detergent blends.
• Leather Processing: Employed as a fatliquoring and softening agent in leather treatment.
• Paint & Coatings: Acts as a dispersing agent for pigments and fillers to improve stability and application.
• Polymerization: Can be utilized as an emulsifier in certain emulsion polymerization processes.

Basic Information

Product Name	Sodium Sulphooctadecanoate
CAS No.	67998-94-1
Molecular Formula	C₁₈H₃₅NaO₄S
Molecular Weight	370.52 g/mol
Synonyms	Sodium Stearyl Sulfate; Sodium Octadecyl Sulfate; Sulfuric Acid, Monooctadecyl Ester, Sodium Salt; Stearyl Alcohol Sulfate Sodium Salt; Sodium Monooctadecyl Sulfate; Octadecyl Sodium Sulfate; Stearyl Sodium Sulfate; Sodium n-Octadecyl Sulfate
EINECS	Contact for details

Quality Control

Our Sodium Sulphooctadecanoate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure consistent purity, performance, and compliance with relevant specifications. Certificates of Analysis (COA) documenting key parameters such as assay, moisture content, and impurity profiles are available upon request to support your quality assurance protocols.

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); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms
Assay (by Titration)	≥ 95.0 %
Loss on Drying	≤ 5.0 %
Sulfate (as SO₄)	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
pH (1% Solution)	6.0 - 9.0

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