... 3.PURITY 99.8% 4.SGS/ISO 9001/ISO 14001 refrigerant R125 1. purity: 99.8 2. moisture. ppm ... Tank. Quality standard : Purity, %≥99.8Moisture, PPm≤10Acidity, PPm≤0.1Vapor Residue, PPm≤100AppearanceColorless, No turbidOdorNo Strange Stench Application:Refrigerant, ... a main component of compound substance, can replace R502 and R22, Halon 1211 an High purity Refrigerant R125 ...