010-000-430 Sodium Stearate

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Type Stearate
Synonym Octadecanoic acid sodium salt, Stearic acid sodium salt
CAS No. 822-16-2
Key Words Stearate, Thickener, Emulsifier, Disperant
Assay ≥99%
Related products Stearic Acid, Lauric Acid Powder, Sorbitol


Sodium Stearate Introduction

Sodium Stearate is a kind of white powder with a chemical formula of CH3(CH2)16COONa. Sodium stearate is a white oily powder with a slippery feel and fatty odor. It is easily soluble in hot water or hot alcohol. The aqueous solution is alkaline due to hydrolysis, and the alcohol solution is neutral. Sodium stearate is made by the interaction of octadecanoic acid and sodium hydroxide. Mainly used in toothpaste manufacturing, but also as a waterproofing agent and plastic stabilizer.

Sodium stearate is a versatile material used as an emulsifier, dispersant, gelling agent, stabilizer, binder, viscosity modifier, and more. It is a major component of many soaps, cosmetics, and food additives.

Sodium Stearate Specification

CAS No. 822-16-2
Chemical Formula CH3(CH2)16COONa
Molecular weight 306.46
Appearance White powder
Density 1.07 g/cm3
Melting Point 270℃
Solubility Soluble in cold and hot water.
Grade Food grade
Assay ≥99%

Sodium Stearate Applications

This product is widely used in food, medicine, cosmetics, plastics, metal processing, metal cutting, etc. It is also used in acrylate rubber soap/sulfur combined vulcanization systems. Mainly used as an emulsifier, dispersant, lubricant, surface treatment agent, corrosion inhibitor, etc.