We are suppling varieties of inorganic high-purity gases, such as nitrogen, helium, argon, oxygen, carbon monoxide, etc.

Name	MF	Purity	Impurity content (ppm)
Hydrogen	H2	99.999%	O2≤1, N2≤5, CO≤1, CO2≤1, CH4≤1, H2O≤3
		99.9999%	H2O≤1ppm, O2≤0.2ppm, N2≤0.4ppm, CO2≤0.1ppm, CO≤0.1ppm, CH4≤0.2ppm