... Purity R1251) Application: industrial grade 2) Appearance: colorless 3) Purity: 99.8We are trading the best refrigerants in this Freon city ... .84 Packing:Recyclable cylinder 926L; ISO-Tank. Quality standard : Purity, %≥99.8Moisture, PPm≤10Acidity, PPm≤0.1Vapor Residue, PPm≤100AppearanceColorless, No ... main component of compound substance, can replace R502 and R22, 99.8% purity gas R125