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1,1-dichloro-1-fluoroethane (HCFC-141b)

molecular formula: CH3CCl2F             UN Number: 1078               risk grades: 2.2

Physical property:

molecular weight116.95critical pressure, MPa4.34
boiling point (1 atm), °C32.05critical density, g/cm30.433
freezing point (1 atm), °C-103.5latent heat of evaporation under boiling point, KJ/kg223.0
density(25 °C), liquid, g/cm31.227steam thermal conductivity(1 atm, 25 °C), mw/mk8.3
steam density(air=1)4.1water solubility(25 °C), w%0.509
vapour pressure(25 °C), MPa0.079specific heat(25 °C), liquid, KJ/kg °C1.16
volume volatilization rate(20 °C),%100.0ODP0.01
critical temperature, °C204.5GWP630

 

Quality index:

itemindex
appearancecolorless transparent liquid
purity, %≥99.5
moisture, %≤0.005
acidity(in HCL), %≤0.0001
residue on evaporation, %≤0.01
vinylidene chloride+acetylene dichloride, %≤0.02

 

Uses: It can be used as foaming agent of rigid polyurethane foam to replace CFC-11 and as cleaning agent by replacing of CFC-113.

Packing specification: 250kg/200L steel drum, 25 tons transport tank

141Bsmall.jpg