Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 26249-2010 Gases for electronic industry—Hydrogen selenide 240.0 via email in 1~3 business day valid
JB/T 9078.2-1999 Performance test methods for natural gas separation plants 90.0 via email in 1~3 business day valid
GB/T 16944-2009 Gas for electronic industry—Nitrogen 180.0 via email in 1~3 business day valid
GB/T 31986-2015 Gas for electronic industry―Perfluoropropane 165.0 via email in 1~3 business day valid
GB/T 14605-1993 Determination of trace argon, nitrogen and krypton in oxygen-Gas chromatographic method 75.0 via email in 1~3 business day abolished
HG 2685-1995 Medical Nitrous Oxide 180.0 via email in 1~3 business day valid
HG/T 3661.2-1999 Burning gases for welding and cutting - propane 30.0 via email in 1~3 business day superseded
HG/T 2686-1995 Determination of Trace Hydrogen, Oxygen, Methane and Carbon Monoxide In Inert Gas - Gas Chromatographic Method with Zirconia Detector 90.0 via email in 1~3 business day valid
GB/T 3864-2008 Industrial Nitrogen 60.0 via email in 1 business day valid
JB/T 5902-2001 Technical conditions for oxygen pipelines used in air separation plants 150.0 via email in 1~3 business day superseded
GB/T 5829-2006 Krypton 105.0 via email in 1~3 business day valid
GB 4962-2008 Technical safety regulation for gaseous hydrogen use 200.0 via email in 1 business day valid
GB/T 5828-2006 Xenon 105.0 via email in 1~3 business day valid
GB/T 14603-2009 Gases for electronic industry-Boron trifluoride 180.0 via email in 1~3 business day valid
GB/T 14602-1993 for electronic industry. Hydrogen chloride 75.0 via email in 1~3 business day superseded
JB/T 11006-2010 Air separation plant-Methods for compiling product models 90.0 via email in 1~3 business day valid
GB/T 22025-2008 Aerosol grade isobutane(A-31) 240.0 via email in 1~3 business day valid
GB/T 23938-2009 High purity carbon dioxide 120.0 via email in 1~3 business day valid
GB/T 18994-2003 Gases for electronic industry—High purity chlorine 90.0 via email in 1~3 business day superseded
JB/T 6427-2001 PSA oxygen and nitrogen plants 150.0 via email in 1~3 business day superseded
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