| Chemical |
Hexadecyltrimethylammoniumbromide |
| CAS-number : |
57-09-0 |
| |
| Synonyms : |
| Cetyltrimethylammoniumbromide |
| |
| Sumformula of the chemical : |
| C19H42N.Br
|
| EINECS-number : |
| 2003113 |
| |
| Uses : |
Surface active agent; germicide.
|
| |
| State and appearance : |
White powder.
|
| |
| Molecular weight : |
364.46 |
| |
| Degradation point, °C : |
| 230 |
> 230 °C |
| |
| Other information of degradation : |
Biodegradation: at 15 mg/l:
not adapted sewage: lag time: 2 days, complete degradation
after 4 days; adapted sewage: complete degradation after 2 days
(Verschueren 1983).
|
| |
| Effects on microorganisms : |
Escherichia coli: at 20 mg/l no significant reduction of growth
rate (Verschueren 1983).
|
| |
| Other information of water organisms : |
Poteriochromonas malhamensis; 4.38 mg/l, 3d, lethal (100 %
mortality or 0 % survival including algicidal and herbicidal
effects) (Roderer 1987).
|
References |
| 1971 | Roderer, G. 1987.
Toxic effects of tetraethyl lead and its
derivatives on the chrysophyte Poterioochromonas malhamensis.
VIII.
Comparative studies with surfactants.
Arch.
Environ.
Contam.
Toxicol. 16: 291. |
| 1468 | Verschueren, K. 1983.
Handbook of environmental data of
organic chemicals.
Van Nostrand Reinhold Co.
Inc., New York.
1310 s. |
