Difluoromethane (R22)

Quality Standard:GB/T 7373-2006

  

Items
I-type Index
II-type Index
Excellent Grade
First Grade

R22  (%) ≥
99.9
99.6
99.95
Moisture  (%) ≤
0.001
0.003
0.002
acidity (as HCL) (%) ≤
0.00001
0.0001
0.0001
evaporated residue  (%) ≤
0.01
ClTest
OK
Non-condensable gas(25℃)  (%)  ≤
1.5
Oxygen content in gas phase( 20℃) (%) ≤
0.005
Note: R22 as refrigerant is done the Cl- Test and Non-condensable gas(25℃)test.