... ingredients, do not damage the ozone layer, greenhouse effect R-600a is an excellent new hydrocarbon refrigerants, from natural ... . Characterized by latent heat of evaporation, cooling capacity; mobile performance, low delivery pressure, low power consumption, load temperature rise ... , olefin content of less than 0.01%. Product Name: R-600a (high-purity isobutane) Executive Standard: Q/SH1025 0078 ...