DIFLUOROMETHANE (HFC-32)
Properties and Application:
HFC-32 is a colorless liquefied gas. As a main component of blend refrigerant, it can be used to blend substitute R-407C and R-410A for HCFC-22.
Physical and Chemical Properties:
Chemical formula: CH2F2
Molecular weight: 52.0
CAS #: 75-10-5
Boiling point: (760mmHg, ): -51.65℃
Melting point: (760mmHg, ): -136℃
Vapor pressure (21.1℃): 1.38MPa
Critical temperature: 78.1℃
Critical pressure: 5.782MPa
Liquid density (25℃, latm, water=1) : 0.958
Gas density (21.1℃, latm, air=1): 1.8
Solubility in water (Wt%, 25℃): 1.85
Specification: (Q/320581DTL006-2004)
|
Appearance |
Colorless, not turbid |
|
Odor |
Odorless |
|
Purity % min |
99.8 |
|
Water % max |
0.001 |
|
Acidity, HCL, %,max |
0.00001 |
|
Non-volatile residue % max |
0.01 |
Package and Stroage:
Cylinder package. Filling ration not more than 0.78kg/L.
Store in cool, dry and well-ventilated area, avoid exposing to the sun and rain
R32 MSDS |
