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
R507 substitute for R502, R507 for low temperature mixed refrigeranting system Applications: As the long-term substitute for R502, R507 used mainly in the low temperature refrigeranting systems. ...