四氯乙烯

中文名称:四氯乙烯

英文名称:TetrachloroethyleneCAS号:127-18-4分子式:C2Cl4分子量:165.83EINECS号:204-825-9

属性

熔点 -22 °C沸点 121 °C(lit.)
密度 1622.69±0.01 kg/m3 at 20 °C (range 10-50°C)
蒸气密度5.83 (vs air)
蒸气压13 mm Hg ( 20 °C)
折射率 n20/D 1.505(lit.)
闪点 120-121°C储存条件 0-6°C溶解度 water: soluble0.15g/L at 25°C形态Liquid颜色APHA: ≤10水溶解性 Miscible with alcohol, ether, chloroform, benzene and hexane. Slightly miscible with water.凝固点 -22.0℃最大波长(λmax)λ: 290 nm Amax: 1.00
λ: 295 nm Amax: 0.30
λ: 300 nm Amax: ≤0.20
λ: 305 nm Amax: 0.10
λ: 350 nm Amax: 0.05
λ: 400 nm Amax: 0.03Merck 14,9190BRN 1361721Henry's Law Constant4.97 at 1.8 °C, 15.5 at 21.6 °C, 34.2 at 40.0 °C, 47.0 at 50 °C, 68.9 at 60 °C, 117.0 at 70 °C (EPICS-GC, Shimotori and Arnold, 2003)暴露限值TLV-TWA 50 ppm (~325 mg/m3) (ACGIH), 100 ppm (MSHA and OSHA); TLV-STEL 200 ppm (ACGIH); carcinogenicity: Animal Limited Evidence.稳定性Stable. Incompatible with strong oxidizing agents, alkali metals, aluminium, strong bases.

安全信息

危险性符号(GHS)
GHS07,GHS08,GHS09,GHS02,GHS06警示词Danger危险性描述H315-H317-H319-H336-H351-H411-H225-H301+H311+H331-H370防范说明P201-P202-P308+P313-P405-P501a-P273-P280-P304+P340+P312-P333+P313-P337+P313-P391-P210-P260-P301+P310-P311-P281-P305+P351+P338危险品标志 Xn,N,T,F危险类别码 40-51/53-23/25-11-39/23/24/25-23/24/25安全说明 23-36/37-61-45-24-16-7危险品运输编号 UN 1897 6.1/PG 3
WGK Germany 3
RTECS号KX3850000
自燃温度260℃TSCA YesHazardClass 6.1PackingGroup III海关编码 29032300毒性LD50 orally in mice: 8.85 g/kg (Dybing); LC for mice in air: 5925 ppm (Lazarew)