... CO2, CO, SF6, N2, O2, C3H8, CH4, CF4, N2O etc. High Purity GasOur company has a full range of gas products, including ... gas, standard gas, mixture gas and liquefied gas, such as high purity He, Ar, H2, CO2, CO, C3H8, O2, CH4, SF6, ... We hope to extablish long-term business relationship with your good company ! ProductChemical formulaPurityFilling pressureValveApplicationOxygenO299.9%150 bar/200 barQF- ...