Tetrasodium dicarboxyethyl stearyl sulfosuccinamate
Time: 2013-05-29 01:48:40

Tetrasodium dicarboxyethyl stearyl sulfosuccinamate

Synonyms

L-Aspartic acid, N-(3-carboxy-1-oxo-2-sulfopropyl)-N-octadecyl-, sodium salt (1:4);

L-Aspartic acid, N-(3-carboxy-1-oxo-2-sulfopropyl)-N-octadecyl-, tetrasodium salt;

Category

Anionic Surfactant

> Sulfonate

>> Amido Sulfonate

>>> Sulfosuccinamide Salt

>>>> Sulfosuccinyl Linear Alkylamine Salt

Chemical Numbering System

CASRN3401-73-8 / 37767-39-8

EINECS222-273-7 / N/A

Molecular Formula & Molecular Weight

Molecular Formula: C26H43NNa4O10S; C26H47N1O10S.4Na

Molecular Weight: 653.64

Structure

Properties

Appearance    (1), solid.

Solubility    soluble in water.

Stability    stable. Under hot strong acid or hot strong alkali, easily hydrolyze.

Risk    Solid form: flammable material; irritation, irritation to skin, eye, respiratory. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.

GHS (Rev.7) label:  

Ecology    may be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent emulsifying, dispersing, wetting, solubilizing, permeating abilities.

Note    (1), Can use in children products, such as shampoo, bath liquid and so on.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Actives, %, ≥

90.0

pH (25°C, 1%)

7.0 - 8.5

Test Methods

(1), Actives

 

(2), pH

GB/T 6368 Surface active agents - Determination of pH of aqueous solution - Potentiometric method

ISO 4316 Surface active agents -- Determination of pH of aqueous solutions -- Potentiometric method

2, Hazardous substances indexes

Item

Hazardous substances indexes

Solid

Heavy metals (as Pb), mg/Kg, ≤

20

As, mg/Kg, ≤

3

Test Methods

(1), Heavy metals (as Pb)

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30799 The test method of food detergents - Determination of heavy metals

(2), As

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30797 The test method of food detergents - Determination of total arsenic

3, Further explanation

(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.

(b), Used in cosmetics, should be test for harmful substances; or furtherly test for microorganisms.

Major Uses

1, Typical Applications

Use as emulsifying agent, dispersing agent.

Use as wetting agent.

Use as hydrotrope.

2, Household detergents

Use as emulsifying agent, wetting agent.

3, Industrial cleaning agents

Use as dispersing agent, emulsifying agent, wetting agent.

4, Personal care products

Cleansing agent, emulsifying agent, hydrotrope in personal care products.

5, Textile

Use as emulsifying agent, wetting agent.

6, Pet

Use as cleansing agent, emulsifying agent.

Manufacturers

 

Update: 20131029(1); 20171018(2);