1,1,1-pg电子官方网址

 1,1,1-pg电子官方网址
product

1,1,1-trifluoroethanehfc-143a

 

molecular formula: ch3cf3                     un number: 2035                       danger class: 2.1

physical property

molecular weight

84.04

critical density, g/cm3

0.455

boiling point (1 atm), ℃

-47

latent heat of evaporation under boiling point, kj/kg

231.0

saturation liquid density ( 25℃ ), g/cm3

0.932

specific heat ( 25℃ ), liquid, kj/kg ℃

1.31

critical temperature, ℃

73.15

odp

0

critical pressure, mpa

3.761

gwp100

4800

quality index(hg/t 4794-2014)

appearance colorless and clear
odor odorless
purity, % ≥99.5
moisture,% ≤0.001
acidity ( in hcl ) ,% ≤0.0001
residue on evaporation, % ≤0.01
chloride,% pass
foul gas in air phase,% ≤1.5

uses:   as refrigerating fluid, replacing of r-502

packing specification: recoverable steel cylinder 260kg / 400l, 926l, iso-tank


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