Refrigerant r134a is mainly used to substitute cfc-12 as refrigerant in car conditioning and refrigerating and refrigerating in refrigerator Boiling point º c: -27 Critical temperature º c: 115 Critical pressure mpa: 4.7 Saturation steam pressure (mpa), 25 º c 0.7 Relative density( water=1) 1.12 Relative vapor density ( air=1) 2.79 Appearance: colorless, no cloudy Odor odorless Purity ≥ % 99.5 Water, ppm ≤ 10 Acidity, ppm ≤ 1 Residue mg/kg ≤ 100 Non-congealing gas-phase, % (v/v), ≤ 1.5 1. Non-refillable cylinder: 30lbs/13.6kg, . Ce recycle cylinders 2. Refillable cylinder: 400l, 800l, 926l, 1000l. 3. Iso-tank. 4. Cans as 3pzs/2pzs, 300g, 340g, 500g, 1000g etc. 5. Oem is accept 6. Dot/ce/sgs/kgs approved