FM Refrigeration Co., Ltd. in China.is a professional manufacturer of refrigerant and Replacement,the total capacity is around 18000mts. Main productsR22,R11,R134A , R12, R142B, R141B, R600A, R123, R125R406A, R502,FM12, R415B, FM134A, R407C, R507, R404AWe can supply all kind of Replacement too.Pre-shippment Inspection is available.Like R22,our PCT reaches 99%,and with a quite good price.We also supply ORIGINAL PURE GAS to special customer.If you wanna buy any gas or have interest pls contact meRegards!-----------JerryExport Dep. directorFM Refrigeration Co., Ltd- A Div. of FM Grou