WJL-6000 High Accuracy Refrigerant Gas Analyzer Air Conditioning Halogen Gas Leak Detector Tester for R22 CFCs HCFC. Detect all halogen gas leaks, including but not limited to refrigerants, such as CFCs(R12, R11, R500, R503) HCFCs(R22, R123, R124, R502) HFCs(R123a, R404a, R125), AZ-50, HP52, MP39, ethylene oxide, SF-6, carbon tetrachloride, halon gas.
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