CAS No.  112-03-8

Synonyms:

Steartrimonium chloride

Stearyl trimethyl ammonium chloride

Emulsifier 1831

Quaternary ammonium salt-10

Stearyl trimethyl ammonium chloride

N,N,N-Trimethyl-1-octadecanaminium chloride

1-Octadecanaminium, N,N,N-trimethyl-, chloride

Monostearyl trimethyl ammonium chloride

Trimethyloctadecylammonium chloride

Quaternium-10

STAC

 

Octadecyl trimethyl ammonium chloride belongs to Cationic surfactant.

Hazard Solid form: flammable and irritating. The harmful products of combustion are carbon monoxide, carbon dioxide, nitrogen oxides and so on. Strong irritation to skin, eyes and respiratory system. With strong oxidants, it will cause combustion.

Ecology may be harmful to the environment, and special attention should be paid to water bodies.

Biodegradability Degradable.

Features Excellent antistatic, sterilization, antibacterial, anti-corrosion, corrosion inhibition, solubilization, emulsification, dispersion, and wetting properties. Light fast. Acid resistant. Resistant to hard water.

Special matters (1) Be cautiously applied to children’s products.

Testing method

1. Heavy metals (as lead)

Cosmetic safety technical specifications (2015 edition)

GB/T 30799 Test Method for Food Detergents Determination of Heavy Metals

2. Arsenic

Cosmetic safety technical specifications (2015 edition)

GB/T 30797 Test method for food detergents Determination of total arsenic

(3) Further explanation

1. Regarding the physical and chemical indicators: First, the carbon atom distribution should be indicated; again, the average molecular weight should be indicated.

2. When used in cosmetics, it should be tested for harmful substances or further microbiologically tested in accordance with local regulations and standards.

Further information:

1. (1) According to the China Cosmetics Safety Technical Specification (2015 edition), it is included in the permitted preservatives for cosmetics.

As a preservative, the maximum use concentration is 0.1%.

(2) According to the China Cosmetics Safety Technical Specification (2015 edition), it is included in the restricted components of cosmetics. It can be applied to resident products and wash-off products.

 

The maximum use concentration in resident products is 0.25%.

The maximum use concentration in wash-off products is 2.5%. When used together with cetyl trimethyl ammonium chloride, the difference between cetyl trimethyl ammonium chloride and octadecyl trimethyl ammonium chloride The total amount is up to 2.5%.

2. (1) According to European Union Regulation (EC) No 866/2014, Directive 91/184/EEC, it is included in Annex V/44.

The maximum use concentration is 0.1%.

(2) According to European Union Regulation (EC) No 866/2014, it is included in Annex III/286.

Octadecyl trimethyl ammonium chloride can be used in rinse-off hair products, resident hair products and resident facial products.

The maximum use concentration in rinse-off hair products is 2.5%. When used together with cetyl trimethyl ammonium chloride, cetyl trimethyl ammonium chloride and octadecyl trimethyl ammonium chloride The total amount of ammonium is up to 2.5%.

The maximum use concentration in resident hair products is 1.0%. When used together with cetyl trimethyl ammonium chloride, cetyl trimethyl ammonium chloride and octadecyl trimethyl ammonium chloride The total amount of ammonium is 1.0% at most.

The maximum use concentration in permanent facial products is 0.5%. When used together with cetyl trimethyl ammonium chloride, cetyl trimethyl ammonium chloride and octadecyl trimethyl ammonium chloride The total amount of the maximum is 0.5%.