Stearyl trimethyl ammonium chloride
1-Octadecanaminium, N,N,N-trimethyl-, chloride
Monostearyl trimethyl ammonium chloride
Cationic surfactants-Quaternary ammonium salts
Molecular Formula & Molecular Weight
Molecular Formula: C21H46ClN
Molecular Weight: 348.05
Appearance: white or off-white solid; pale yellow paste.
Solubility: slightly soluble in water. soluble in hot water. soluble in ethanol.
Risk: irritation, strong irritation to skin, eye.
Animal toxicity: mouse oral LD50: 536mg/Kg; mouse skin LD50: 1600mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Characteristics: excellent antimicrobial, antibacterial, preservative, antistatic, wetting, permeating, deodorizing, emulsifying, solubilizing, dispersing abilities. resistance to acid, light.
Notes: be careful with using in children cleaning products.
Quality standards & test methods
physical and chemical indexes
actives*, %, ≥
*: should be marked on molecular weight.
Widely used as disinfectant, bactericide.
Antistatic agent, softening agent, fat-liquoring agent in textile, fibers, leather.
Emulsifying agent in asphalt, rubber.
Use as phase transfer catalyst.
Bactericide, conditioning agent in personal care products.
Use as flocculant.
Use as surface reforming agent.
Use as dispersing agent, emulsifying agent.
Use as deodorant.