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molecular formula: CH2F2
UN Number: 3252
risk grades: 2.1
Packing specification:
High Pressure Can
Uses :
HVAC, Refrigeration
Index
Unit
R32
Chemical formula
CH2F2
Molecular weight
g/mol
52.02
Freezing point
℃
-136
Boiling point
-51.7
Specific gravity (25℃ liquid)
g/cm3
0.958
Vapor pressure (25℃)
MPa
1.689
Critical temperature
78.10
Critical pressure
5.808
Critical density
0.424
Water solubility (25℃)
W%
0.44
ODP
0
GWP
0.11
Excellent Grade
Appearance
Colorless , not turbid
Odor
No strange stench
Purity % ≥
99.8
Moisture % ≤
0.001
Acidity (as HCl) % ≤
0.00001
Evaporation residue % ≤
0.01
Chlorides (Cl-) test % ≤
0.0003
No condensable gas (V/V) % ≤
1.5
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