... 5KG. LOADING/20"Q: 1150 CYLINDERS. LEADING TIME: 20 DAYS. R600a is used as refrigerant gas, can replace R12.Physical Property ... of R600a:Critical Temperature, °C 134.71Critical Pressure, MPa 3.64Specific Heat ... , [KJ/(kg•°C)] 2.38ODP 0GWP 11 Technical specification of R600a:Purity, % ≥99.5Moisture, PPM ≤ 20Acidity, PPM ≤ 1Vapor Residue, PPM ≤ ...