product
chlorodifluoromethane hcfc-142b
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molecular formula: ch3cclf2 un number: 2517 danger class: 2.1
physical property
| molecular weight | 100.5 | latent heat of evaporation under boiling point, kj/kg | 215 |
| boiling point (1 atm), °c | -9 | steam thermal conductivity(1 atm, 25 °c), mw/mk | 9.4 |
| density(30 °c), liquid, g/cm3 | 1.096 | water solubility(25 °c), w% | 0.14 |
| critical temperature, °c | 137.1 | specific heat(30 °c), liquid, kj/kg °c | 1.34 |
| critical pressure, mpa | 4.12 | odp | 0.057 |
| critical density, g/cm3 | 0.435 | gwp100 | 1980 |
quality index(hg/t 4795-2014)
| appearance | colorless transparent liquefied gas |
| purity,% | ≥99.8 |
| moisture,% | ≤0.001 |
| acidity(in hcl), % | ≤0.0001 |
| residue on evaporation,% | ≤0.05 |
uses: as working medium of high-temperature environment air cooler; as sensing medium of heat pump working medium and temperature control component
packing specification: recyclable steel cylinder 400kg/400l, 800kg/800l, 20mt bulk in iso tank.
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