Refrigerant Gas Freon R22 R32 R152A R142B a)R22 Chlorodifluoromethane Appearance: Colorless,no turbidity Odor: No Uncommonly Odors Purity: 99.8% Min Moisture: 0.001% Max Acidity(HCL):0.00001% Max Evaporates: 0.01% Max Main Usage:used in reciprocating compressor as refrigerant in air conditioning system in industry,commerce and house. Packing: 5 methods (1)30Lb(13.6kg) per disposable steel cylinder. 1140 PCS/20FCL. (2)50Lb(22.7kg) per disposable steel cylinder. 640 pcs/20FCL. (3)800kg per circulating steel cylinder. 14 pcs/20FCL. (4)1000kg per circulating steel cylinder. 14 pcs/20FCL. (5)17MT(More or Less)/Isotank. Note:The package of (3)(4) must be retuened to our factory.USD400/PC is the earnest mony For the steel cylinder.We will return the mony to you as soon as we received the empty Cylinder.