Description

Disodium 1-Octadecyl 2-Sulphonatosuccinate is a high-performance anionic surfactant belonging to the sulfosuccinate ester class. This compound is valued for its excellent emulsifying, wetting, and dispersing properties, particularly in demanding formulations. It is a critical ingredient for industrial manufacturers requiring stable, mild, and effective surface activity. Key industries that utilize this specialty chemical include personal care, agrochemicals, textiles, and industrial cleaning.

Application

• Personal Care & Cosmetics: Acts as a primary or secondary surfactant in shampoos, body washes, and facial cleansers for its mildness and rich lather.
• Agrochemical Formulations: Used as an emulsifier and wetting agent in pesticide and herbicide concentrates to improve spray coverage and stability.
• Textile Processing: Serves as a wetting agent, dispersant, and emulsifier in dyeing and finishing baths.
• Industrial & Institutional (I&I) Cleaning: Formulated into heavy-duty cleaners, degreasers, and emulsion cleaners for its robust detergency.
• Paints & Coatings: Functions as a pigment dispersant and emulsion stabilizer in water-based systems.
• Leather Processing: Employed as a fatliquoring agent and emulsifier in leather treatment baths.
• Oilfield Chemicals: Used in drilling muds and emulsion breakers as a surfactant.
• Paper & Pulp Industry: Acts as a dispersant and de-inking agent in paper recycling processes.

Basic Information

Product Name	Disodium 1-Octadecyl 2-Sulphonatosuccinate
CAS No.	65277-59-0
Molecular Formula	C₂₄H₄₄Na₂O₇S
Molecular Weight	530.65 g/mol
Synonyms	Disodium Octadecyl Sulfosuccinate; Disodium Stearyl Sulfosuccinate; Sulfosuccinic Acid 1-Octadecyl Ester Disodium Salt; Octadecyl Sulfosuccinic Acid Disodium Salt; Aerosol 18; Disodium 1-Stearyl Sulfosuccinamate; Disodium N-Octadecylsulfosuccinamate; 2-Sulphonatooctadecyl Succinic Acid Disodium Salt
EINECS	265-662-1

Quality Control

Our Disodium 1-Octadecyl 2-Sulphonatosuccinate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with relevant industry standards. Certificates of Analysis (COA) documenting key parameters such as assay, moisture content, and pH 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). Keep away from strong oxidizing agents and strong acids. The product is hygroscopic (moisture-sensitive); ensure containers are sealed after use to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0 %
Moisture Content (KF)	≤ 3.0 %
pH (1% Solution)	5.5 - 7.5
Heavy Metals (as Pb)	≤ 20 ppm
Sodium Content	8.0 - 9.5 %

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