Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 26570.1-2011 Determination of particle in gases—Light-scattering method—Part 1:Determination of particle in pipeline gases $160.00 via email in 1~3 business day valid
GB/T 28123-2011 Industrial helium $100.00 via email in 1~3 business day valid
GB/T 28124-2011 Determination of trace hydrogen,oxygen,methane and carbon monoxide in the inert gases—Gas chromatographic method $100.00 via email in 1~3 business day valid
GB/T 28125.1-2011 Determination of hazardous materials in air separation process—Part 1:Determination of hydrocarbons $160.00 via email in 1~3 business day valid
GB/T 28125.2-2020 Gas analysis—Determination of hazardous materials in air separation process—Part 2:Determination of mineral oil $150.00 via email in 1~3 business day valid
GB/T 28726-2012 Gas analysis—Gas chromatograph with helium ionization detector $180.00 via email in 1~3 business day valid
GB/T 28727-2012 Gas analysis—Determination of sulfides—Gas chromatograph with flame photometric detector $150.00 via email in 1~3 business day valid
GB/T 28729-2012 Nitrous oxide $160.00 via email in 1~3 business day valid
GB/T 29729-2013 Essential requirements for the safety of hydrogen systems $420.00 immediately abolished
GB/T 31058-2014 Gases for electronic industry―Silicon tetrafluoride $100.00 via email in 1~3 business day valid
GB/T 31986-2015 Gas for electronic industry―Perfluoropropane $110.00 via email in 1~3 business day valid
GB/T 31987-2015 Gas for electronic industry―Germane $160.00 via email in 1~3 business day valid
GB/T 32386-2015 Gases for electronic industry―Tungsten hexaflouride $250.00 via email in 1~3 business day valid
GB/T 33102-2016 Pure methane and high pure methane $220.00 via email in 1~3 business day valid
GB/T 33318-2016 Gas analysis--Determination of sulfide--Gas chromatography with sulfur chemiluminescence $250.00 via email in 1~3 business day valid
GB/T 33360-2016 Gas analysis―Guidelines for purification of gases for trace analysis instrument $250.00 via email in 1~3 business day valid
GB/T 33443-2016 Determination of hydrogen sulfide carbonyl sulfide methanethiol and dimethyl sulfide in coal-based syngas―Gas chromatograph $160.00 via email in 1~3 business day valid
GB/T 33774-2017 Gas for electronic industry-Propylene $70.00 via email in 1~3 business day valid
GB/T 34085-2017 Gas for electronic industry-Trifluoromethane $120.00 via email in 1~3 business day valid
GB/T 34091-2017 Gas for electronic industry-Hexafluoroethane $120.00 via email in 1~3 business day valid
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