Refrigerant Chlorodifluoromethane(CHClF2) CAS No. 75-45-6
Product name：Industrial Chlorodifluoromethane（HCHC-22）
Chemical structure：CHClF2
Relative molecule mass：86.47
Product standard：GB/T 7373-2006
Under normal temperature and pressure, the product is a colorless, odorless and nontoxic gas. Its melting point is -146℃, its boiling point is -40.8℃ and its liquid density is 1.213g/cm3 at 20℃. Its mixture with air is nonflammable and free of explosion risk. It shows good thermal and chemical stabilities under normal conditions.
The product is packed in appropriate cylinders or tanks(or tank cars). It is to be kept in cool and dry place, without being exposed to heat source, sunlight and raining. It is to comply with the regulations of railway and road transportation issued by Chinese government concerning hazardous cargo.
Packing specifications：Non-refillable cylinder: 30lb/13.6kg、50lb/22.7kg；Refillable cylinder: 400L、800L、926L、1000L、ISO TANK
The product is used an a refrigerant in household, industrial and commercial air-conditioning systems. It can also be used as an aerosol propellant for pesticide and paint, or as a fire extinguishing agent. It is a primary feedstock for fluoropolymers.
| Chemical Name | Index |
1st grade |
2nd grade |
3rd grade |
|
Chlorodifluoromethane（HCHC-22）
Standard： GB/T7373-2006 |
Purity, % ≥ |
99.9 |
99.6 |
99.95 |
| Moisture, % ≤ |
0.0010 |
0.0030 |
0.0020 |
|
| Volume fractionof oxygen in gas
phase, 20℃ % ≤ |
- |
- |
0.005 |
|
| Acidity, as Hcl, % ≤ |
0.00001 |
0.0001 |
0.0001 |
|
| Evaporation residues,
% ≤ |
0.010 |
|||
| Chloride(Cl-) test |
conforms |
conforms |
- |
|
| Volume of noncondensable gas,
25℃，% ≤ |
1.5 |
1.5 |
- |
|
