r22 refrigerant 99.8% Purity Disposable/reusable/ton cylinder,small can,ISO tank ... .526Vaporization heat below boiling point , KJ/Kg233.5Quality Index Purity, %≥99.8Moisture, % ≤0.001Acidity(as HCl), %≤0.00001evaporation residue, %≤0.01Trade ... packing as per customer's requirement.Sample room BV Certification 99.8% Purity r22 refrigerant for Air Condition and Refrigeration System ...