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CAS No.:57-09-0
MF:C19H42BrN
EINECS No.:200-311-3
Place of Origin:Shandong, China
Appearance:White crystal powder
Other Names:Hexadecyl trimethyl ammonium bromide; N-CETYL-N,N,N-TRIMETHYLAMMONIUMBROMIDE; N,N,N-TRIMETHYLTETRADECYLAMMONIUMBROMIDE; N-HEXADECYL-N,N,N-TRIMETHYLAMMONIUMBROMIDE;
what is of Hexadecyl trimethyl ammonium bromide with cas 57-09-0
Cetyltrimethyl ammonium bromide is a quaternary ammonium salt. Have hygroscopicity. Stable in acidic solution. Other names N,N,N- trimethyl 1- hexadecyl ammonium bromide; Cetyl trimethyl ammonium bromide; Positive soap, etc. [1]CTAB is white or light yellow crystal to powder, with irritating smell, easily soluble in B/isopropanol and chloroform, soluble in 10 parts of water, slightly soluble in acetone, almost insoluble in diethyl ether and benzene [2], which generates a lot of foam when vibrating, and has good coordination with anionic, nonionic and amphoteric surfactants.
Specification
| Appearance |
White to light yellow powder
|
|
Assay (W/W dry basis)
|
≥99.0%
|
|
Residue on ignition
|
<0.5%
|
|
Water (W/W by KF)
|
≤1.0%
|
|
P H value
|
5~9
|
Packing
25kgs/drum, 9tons/20’container
Usage
cetrimonium bromide is a quaternary ammonium salt that can prevent the proliferation of bacteria, fungi, and yeast in cosmetic preparation, while also act as an emulsifying agent.
