■ PHYSICAL PROPERTIES
|
NO.
|
Item
|
Properties
|
|
1
|
Chemical name
|
DIFLUOROETHANE
|
|
2
|
Molecular formula
|
CH3CHF2
|
|
3
|
Molecular weight
|
66.05
|
|
4
|
Boiling point,℃
|
--25
|
|
5
|
Freezing point,℃
|
-178.59
|
|
6
|
Critical temperature,℃
|
113.26
|
|
7
|
Critical pressure,Kpa
|
4.52
|
|
8
|
Critical density,g/cm3
|
0.368
|
|
9
|
Saturated liquid density，25℃，g/cm3
|
0.901
|
|
10
|
Special heat of liquid,25℃,【KJ/(kg·℃)】
|
113.26
|
|
11
|
Solubility in water,25℃,w%
|
4.52
|
|
12
|
Vaporation heat[boiling point],KJ/KG
|
324.2
|
|
13
|
ODP
|
0
|
|
14
|
GWP
|
2.8
|
■ TECHNICAL INDEX
|
NO.
|
Item
|
Excellent Grade
|
|
1
|
Appearance
|
Colorless, not turbid,no strange stench
|
|
2
|
Purity
|
≥ 99.8%
|
|
3
|
Moisture
|
≤ 0.001%
|
|
4
|
Acidity(HCL)
|
≤ 0.0001%
|
|
5
|
Vapor residue
|
≤ 0.01%
|
■ APPLICATION
R152a( DIFLUOROETHANE) generally mixed with other refrigerants, widely used in refrigeration system. It is used as
foaming agent, aerosol, cleaner, and the main raw material of poly vinylidene fluoride.
■ PACKING AND STORAGE
Steel cylinder or 400L 800L 926L ISO tank.
Stored in cool, dry and well-ventilated place. Avoid exposure to sunlight and rain.
