... Refrigerant R142B gas 1)factory directly sell 2)100% pure gas. 3)sample order is welcomed ... 400L, 800L, 1000L; ISO-Tank.Quality standard : Purity, % ≥99.8Moisture, PPm≤10Acidity, PPm ≤0.1Vapor Residue, PPm ≤100AppearanceColorless, ... No turbidOdorNo Strange Stench Application:Refrigerant, intermediate materialWarranty:100% pure gas meet the international stardard ARI700.Support the ...