R143a can be used as a refrigerant to substitute R502. It does not contain the chlorine atom, give no bad effects against ozonosphere and has excellent safety performances, such as non-explosive ability, non-toxicity, non-pungency, and non-corrosive ability. And it is a colorless gas under ordinary temperature and a colorless & transparent liquid under the pressure of itself.

Packing：640kg/926L steel cylinders, or ISO TANK. 

We could offer R143a at high quality and competitive price, pls feel free to contact us if you have any inquires.