Product
1,1-dichloro-1-fluoroethane (HCFC-141b)
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molecular formula: CH3CCl2F
Physical property
| molecular weight | 116.95 | critical pressure, MPa | 4.34 |
| boiling point (1 atm), °C | 32.05 | critical density, g/cm3 | 0.433 |
| freezing point (1 atm), °C | -103.5 | latent heat of evaporation under boiling point, KJ/kg | 223.0 |
| density(25 °C), liquid, g/cm3 | 1.227 | steam thermal conductivity(1 atm, 25 °C), mw/mk | 8.3 |
| steam density(air=1) | 4.1 | water solubility(25 °C), w% | 0.509 |
| vapour pressure(25 °C), MPa | 0.079 | specific heat(25 °C), liquid, KJ/kg °C | 1.16 |
| volume volatilization rate(20 °C),% | 100.0 | ODP | 0.086 |
| critical temperature, °C | 204.5 | GWP100 | 782 |
Quality Standards （GB/T 18827-2002）
| appearance | colorless and clear |
| odor | odorless |
| purity, % | ≥99.5 |
| moisture, % | ≤0.005 |
| acidity(in HCL), % | ≤0.0001 |
| residue on evaporation, % | ≤0.01 |
| vinylidene chloride+acetylene dichloride, % | ≤0.02 |
Uses: Foaming agent as alternative to CFC11, and precision cleaning agent to substitute CFC-113.
Packing specification: Non-refillable cylinder 30lb/13.6kg; Steel drum in 30L/30kg, 200L; ISO tank.
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