Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 28729-2012 Nitrous oxide 170.0 via email in 1~3 business day valid
GB/T 16943-2009 Gas for electronic industry—Helium 150.0 via email in 1~3 business day valid
GB/T 14599-2008 Pure oxygen and high purity oxygen and ultra pure oxygen 90.0 via email in 1~3 business day valid
GB/T 31986-2015 Gas for electronic industry―Perfluoropropane 150.0 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
GB/T 14600-2009 Gas for electronic industry - Nitrous Oxide 170.0 via email in 1~3 business day valid
GB/T 5275.10-2009 Gas analysis—Preparation of calibration gas mixtures using dynamic volumetric methods—Part 10:Permeation method 230.0 via email in 1~3 business day valid
GB/T 34085-2017 Gas for electronic industry-Trifluoromethane 120.0 via email in 1~3 business day valid
GB/T 5832.1-2016 Gas analysis―Determination of moisture―Part 1:Electrolytic method 105.0 via email in 1~3 business day valid
GB 10626-1989 45.0 via email in 1~3 business day superseded
AQ 3051-2015 Technical Requirements for Automation Control System of Liquid Chlorine Cylinder Filling 184.0 via email in business day valid
GB/T 33774-2017 Gas for electronic industry-Propylene 100.0 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 26073-2010 Safety guideline for the evaluation of toxic and flammable gas detection systems 180.0 via email in 1~3 business day valid
GB/T 15909-2009 Gas for electronic industry - Silane 170.0 via email in 1~3 business day abolished
GB/T 5275.5-2014 Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 5:Capillary calibration devices 240.0 via email in 1~3 business day valid
GB/T 14850-2008 Gas analysis - Vocabulary 285.0 via email in 1~3 business day valid
GB/T 16945-2009 Gas for electronic industry—Argon 60.0 via email in 1~3 business day valid
GB/T 28726-2012 Gas analysis—Gas chromatograph with helium ionization detector 170.0 via email in 1~3 business day valid
GB/T 24469-2009 Gas for electronic industry - 5N hydrogen chloride 240.0 via email in 1~3 business day valid
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