Chemical Name or Components: R-125 (58%), R-134a (42%) 1,1,1,2-Tetrauoroethane, Pentauoroethane

SDS/MSDS: Airgas

Pressure Temperature Chart: R-421A

Best for use in: Used in air conditioning, medium and high temperature residential, commercial and industrial refrigeration applications. It is a non-ozone depleting refrigerant blend containing R-125 and R-143a.

Common Alternative: R-22