Specification :

Product physical property
Molecular weight : 72.58
BP, ( Centigrade) : -51.6
Ice point( centigrade) : -----
Critical temperature ( centigrade) : 72.5
Critical pressure, MPa 4.95
Density of saturated liquid 25 centigrade, ( g/ cm3) : 1.038
Specific heat of liquid 25 centigrade, [ KJ/ ( KG.centigrade) ] : 1.78
Specific heat of equipressure ateam( Cp) , 25 centigrade and 1010.3kpa[ KJ/ ( kg/ centigrade) ] : 0.85
ODP : 0.000
GWP: ----
Critical density, g/ cm3: 0.500
Vaporization heat BP, KJ/ Kg: 256.7
Quality standard
Purity: pass 99.8%
Moisture: lower than 0.001
Acidity: lower than 0.00001
Residue on evaportion: lower than 0.01
Appearance: colorless, no cloudy
Odor: no smell