R22: 1.pure refrigerant gas, 2.purity:99.8%, 3.first service. Product:Refrigerant gas R22 Physical Properties ... in reciprocating compressor as refrigerant in air conditioning system in industry, commerce and house. It can also be used as a ... /400L ,800kg/800L ,1000kg/1000L,950kg/926L Quality standard : Purity, %≥99.8Moisture, PPm≤10Acidity, PPm≤0.1Vapor Residue, PPm≤100AppearanceColorless, No ...