used in reciprocating compressor, as refrigerant in industrial, commercial and household air-condition system; Difluorochloromethane (R22)1. Molecular Formula: CHCLF2Commodity Code: 29034910 Danger Code: 1018 Danger Class: 2.22. Physical Properties:Molecular Weight86.48Boiling Point, °C-40.82Relative Density(30°C), liquid, g/cm3 1.177Melting Point, °C-160.00Critical Temperature, °C96.15Critical ...