冰醋酸

英文名称:Acetic acid glacialCAS号:64-19-7分子式:C2H4O2分子量:60.05EINECS号:200-580-7

属性

熔点 16.2 °C(lit.)
沸点 117-118 °C(lit.)密度 1.049 g/mL at 25 °C(lit.)蒸气密度2.07 (vs air)
蒸气压11.4 mm Hg ( 20 °C)
FEMA 2006 | ACETIC ACID折射率 n20/D 1.371(lit.)
闪点 104 °F
储存条件 Store at RT.溶解度 alcohol: miscible(lit.)形态Solution酸度系数(pKa)4.74(at 25℃)颜色colorless比重1.0492 (20℃)气味 (Odor)Strong, pungent, vinegar-like odor detectable at 0.2 to 1.0 ppmPH值2.5 (50g/l, H2O, 20℃)爆炸极限值(explosive limit)4-19.9%(V)水溶解性 miscible最大波长(λmax)λ: 260 nm Amax: 0.05
λ: 270 nm Amax: 0.02
λ: 300 nm Amax: 0.01
λ: 500 nm Amax: 0.01JECFA Number81Merck 14,55BRN 506007暴露限值TLV-TWA 10 ppm ~25 mg/m3) (ACGIH, OSHA, and MSHA); TLV-STEL 15 ppm (37.5 mg/m3) (ACGIH).

安全信息

危险性符号(GHS)
GHS02,GHS05警示词Danger危险性描述H226-H314防范说明P210-P260-P280-P303+P361+P353-P305+P351+P338-P370+P378-P304+P340+P310-P403+P235-P310-P305+P351+P338+P310-P260h-P405-P501a危险品标志 C,Xi危险类别码 34-42-35-10-36/38安全说明 26-36/37/39-45-23-24/25危险品运输编号 UN 1792 8/PG 2
WGK Germany 3
RTECS号NN1650000
F 1-8-10自燃温度426 °CTSCA YesHazardClass 8PackingGroup II海关编码 29152100毒性LD50 in rats (g/kg): 3.53 orally (Smyth)