L31MaxExpress
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Known composition of counterfeit R134a refrigerant:
•60 % R22 (+ R30, R142b – traces)
•40 % R40 – methyl chloride
Compounds such as R-40, R-22, R-142b, R-152a, and R-12 have been found mixed with R-134a in
newly filled refrigerant cylinders marked as containing R-134a. There have also been instances of
counterfeited brand name R-134a cylinders sold containing refrigerants other than R-134a.
Methyl chloride is corrosive to aluminum.
Known composition of counterfeit R134a refrigerant:
•60 % R22 (+ R30, R142b – traces)
•40 % R40 – methyl chloride
Compounds such as R-40, R-22, R-142b, R-152a, and R-12 have been found mixed with R-134a in
newly filled refrigerant cylinders marked as containing R-134a. There have also been instances of
counterfeited brand name R-134a cylinders sold containing refrigerants other than R-134a.
Methyl chloride is corrosive to aluminum.