蒸气密度	2.09 (vs air)

蒸气压	430 mm Hg ( 25 °C)

FEMA	3241 | TRIMETHYLAMINE

折射率	n20/D 1.357

LogP

0.06

溶解度	very soluble in water, slightly soluble in alcohol, ether, benzene, toluene, xylene, ethylbenzene, chloroform maximum allowable concentration: TLV 10 p.p.m. (24 mg/m3) and STEL of 15 p.p.m. (36 mg/m3) (ACGIH 1986)

形态

Liquid

酸度系数(pKa)

pKb (25°): 4.13

颜色

Colorless

气味 (Odor)

smelling like rotting fish, rotting eggs, garbage, or urine.

PH值	a strong base (pH 9.8)

爆炸极限值(explosive limit)

11.6%

嗅觉阈值(Odor Threshold)

0.000032ppm

水溶解性	Soluble In Water, 8.9e+005 mg/L.

凝固点

-117.1℃

敏感性	Hygroscopic

JECFA Number

1610

BRN

956566

Dielectric constant

2.9（4℃）

暴露限值	ACGIH: TWA 50 ppm; STEL 100 ppm (Skin) OSHA: TWA 200 ppm(590 mg/m3) NIOSH: IDLH 2000 ppm; TWA 200 ppm(590 mg/m3); STEL 250 ppm(735 mg/m3)

EPA化学物质信息

Trimethylamine (75-50-3)