GASES THAT WE CAN PROVIDE FROM CHINA AND EUROPE IN DOT CYLINDERS ARE AS FOLLOWS: R-11 R-12 R-13 R-22 R-23 R-32 R-113 R-113a R-123 R-124 R-125 R-134a R-141b R-142b R-143a R-152a R-404a R-406a R-407c R-409a R-410a R-415b R-500 R-502 R-507 GASES ARE AVAILABLE IN CYLINDERS AND DRUMS DEPENDING ON THE TYPE OF GAS AND THEIR WEIGHT