Melting point :248-251 °C(lit.)
Density :1.1107 (rough estimate)
refractive index :1.5260 (estimate)
Flash point :244 °C
storage temp. :Store below +30°C.
solubility :H₂O: 50 mg/mL
form :powder
color :white
Odor :Odorless
PH Range :5 - 7
PH :5.0-7.0 (25℃, 0.1M in H2O)
Water Solubility :13 g/L (20 ºC)
Sensitive :Hygroscopic
λmax :λ: 260 nm Amax: 0.06
λ: 280 nm Amax: 0.05 Merck :14,2025
BRN :3598189
Stability :Stable. Incompatible with strong oxidizing agents. Protect from moisture.
InChIKey :LZZYPRNAOMGNLH-UHFFFAOYSA-M
CAS DataBase Reference :57-09-0(CAS DataBase Reference)
EPA Substance Registry System :Cetyl trimethyl ammonium bromide (57-09-0)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P314 Get medical advice/attention if you feel unwell.