Beijing Starget Chemicals Co.,Ltd Our company is specialized in operating refrigerant gas (R22,R32, R134a, R142b, R143a, R125, R152a, mix refrigerant R406,R408,R502,R507etc, and Halon replacement
R404a Environment friendly mixed R404a refrigerant gas alternative refrigerant of R502 Specifications: Physical properties Molecular formula Mmolecular weight 97.60 Boiling point 101.3KPa(℃) -46.60 ...