Dichlofluoroethane
HCFC-141b is the leading substitute blowing agent for CFC-11 in rigid foam insulation materials which are widely used for residential and public constructions, home applications and transport vehicles.
Physical and chemical properties：
Technical parameters
Packing： In cylinder, the fill-up coefficient is less than 1.1kg/ L
Physical and chemical properties：
CAS No |
1717-00-6 |
Molecular Formula |
CH3CCl2F |
Molecular Weight |
117.0 |
Boiling Point 101.3 KPa（℃） |
32.1 |
Freezing Point 101.3 KPa（℃） |
-103.5 |
Critical Temperature （℃） |
210.2 |
Critical Pressure (KPa) |
4640.2 |
Saturated Liquid Density 25℃（kg/m3） |
1227 |
Specific Heat of Liquid 25℃ [KJ/(kg·k)] |
1.17 |
ODP |
0.11 |
GWP |
0.09 |
Analysis |
High Grade Requirement |
Eligible Grade Requirement |
Appearance |
Bright & Clear Liquid |
Bright & Clear Liquid |
Purity(% by weight) |
99.8 min |
99.0 min |
Water Content(% by weight) |
0.0050 max |
0.0100 max |
Acidity(% by weight) |
0.0001 max |
0.0001 max |
High Boiling Residue (% by weight) |
0.0010 max |
0.0100 max |
Vinyliden chloride+Dichloroacetylene (% by weight) |
0.0200 max |
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