|
描述： |
四氯乙烯(PEC)
Perchloroethylene
C2Cl4
GENERAL APPLICATIONS |
|
PROPERTY |
UNIT |
VALUE |
TESTMETHOD |
|
Appearance |
|
Clourless liquid |
VISUELLE |
|
|
|
matter |
|
|
Relative density @ 20∕4℃ |
|
1.620min |
ASTM D4052 |
|
相对密度 |
|
1.625max |
ASTM D4052 |
|
Distillation Range @ 760mmHg |
|
|
|
|
I B P (初沸点) |
deg C |
120min |
ASTM D86 |
|
D P（终沸点） |
deg C |
122max |
ASTM D86 |
|
Flash Point(Close cup) 闪点 |
deg C |
none |
ASTM D56 |
|
Water Content 水份 |
% mass |
max |
ASTM D1744∕E203 |
|
Colour (hazen) 色度 |
Pt-Co scale |
15max |
ASTM D1209 |
|
GC Puity色谱含量 |
% mass |
99.5min |
GAS CHROMATOGRAPHY |
Solvent for many natural & synthesic resins。Can also be used in metal cleaning & degreasing as well as in dry cleaning，paint remover and as an intermediate in the organic synthesis。
广泛用作天然及合成树脂的干洗剂。也用作金属的脱脂洗涤剂、干洗剂、脱漆剂及一般溶剂、有机合成中间体等。
|
