2026-3-14 216.73.216.119
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 28726-2025 Gas analysis - Gas chromatograph with helium ionization detector 315.0 via email in 1~5 business day to be valid,,2026-5-1
GB/T 8982-2025 Oxygen supplies for medicine and aircraft breathing 195.0 via email in 1~3 business day to be valid,,2026-5-1
GB/T 5832.3-2025 Gas analysis—Determination of moisture in gases—Part 3:The method of cavity ring-down spectroscopy 210.0 via email in 1~3 business day to be valid,,2026-5-1
GB/T 38521-2025 Gas analysis—Purity analysis and the treatment of purity data 375.0 via email in 1~5 business day valid,,2026-3-1
GB/T 28727-2025 Gas analysis—Determination of the contents of trace sulfur compounds in gases—Gas chromatography with flame photometric detector 195.0 via email in 1~3 business day valid,,2026-3-1
GB/T 28125.1-2025 Gas analysis—Determination of the contents of hazardous materials in air separation process—Part 1: Determination of contents of methane,acetylene,carbon dioxide and hydrocarbons 240.0 via email in 1~3 business day valid,,2026-3-1
GB/T 28124-2025 Gas analysis—Determination of the trace contents of hydrogen,oxygen,methane and carbon monoxide in inert gases—Gas chromatography with zirconia detector 120.0 via email in 1~3 business day valid,,2026-3-1
GB/T 17873-2025 Pure neon ,high purity neon and ultra pure neon 285.0 via email in 1~3 business day valid,,2026-3-1
GB/T 14599-2025 Pure oxygen,high purity oxygen and ultra pure oxygen 180.0 via email in 1~3 business day valid,,2026-3-1
GB/T 12022-2025 Industrial sulphur hexafluoride 375.0 via email in 1~5 business day valid,,2026-3-1
GB/T 5828-2025 Pure xenon,high purity xenon and ultra pure xenon 255.0 via email in 1~3 business day valid,,2026-3-1
GB/T 8979-2025 Pure nitrogen,high purity nitrogen and ultra pure nitrogen 180.0 via email in 1~3 business day valid,,2026-3-1
GB/T 8984-2025 Gas analysis—Determination of the contents of trace carbon monoxide, carbon dioxide and hydrocarbon in gases—Gas chromatography with flame ionization detector 495.0 via email in 1~5 business day valid,,2026-3-1
GB/T 5829-2025 Pure krypton,high purity krypton and ultra pure krypton 240.0 via email in 1~3 business day valid,,2026-3-1
T/ZSM 0004-2022 Boron trichloride used for industry via email in business day valid,,2022-6-1
GB/T 3864-2025 Industrial nitrogen 225.0 via email in 1~3 business day valid,,2026-2-1
GB/T 3863-2025 Industrial oxygen 210.0 via email in 1~3 business day valid,,2026-2-1
GB/T 28123-2025 Industrial helium 195.0 via email in 1~3 business day valid,,2026-2-1
GB/T 28729-2025 Nitrous oxide 315.0 via email in 1~5 business day valid,,2026-2-1
GB/T 16942-2025 Electronic gas - Bulk gas 225.0 via email in 1 business day valid,,2026-2-1
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GB/T 28726-2025 Gas analysis - Gas chromatograph with helium ionization detector 
  Issued on: 2025-10-31   Price(USD): 315.0
GB/T 8982-2025 Oxygen supplies for medicine and aircraft breathing 
  Issued on: 2025-10-31   Price(USD): 195.0
GB/T 5832.3-2025 Gas analysis—Determination of moisture in gases—Part 3:The method of cavity ring-down spectroscopy 
  Issued on: 2025-10-05   Price(USD): 210.0
GB/T 38521-2025 Gas analysis—Purity analysis and the treatment of purity data 
  Issued on: 2025-08-29   Price(USD): 375.0
GB/T 28727-2025 Gas analysis—Determination of the contents of trace sulfur compounds in gases—Gas chromatography with flame photometric detector 
  Issued on: 2025-08-29   Price(USD): 195.0
GB/T 28125.1-2025 Gas analysis—Determination of the contents of hazardous materials in air separation process—Part 1: Determination of contents of methane,acetylene,carbon dioxide and hydrocarbons 
  Issued on: 2025-08-29   Price(USD): 240.0
GB/T 28124-2025 Gas analysis—Determination of the trace contents of hydrogen,oxygen,methane and carbon monoxide in inert gases—Gas chromatography with zirconia detector 
  Issued on: 2025-08-29   Price(USD): 120.0
GB/T 17873-2025 Pure neon ,high purity neon and ultra pure neon 
  Issued on: 2025-8-29   Price(USD): 285.0
GB/T 14599-2025 Pure oxygen,high purity oxygen and ultra pure oxygen 
  Issued on: 2025-8-29   Price(USD): 180.0
GB/T 12022-2025 Industrial sulphur hexafluoride 
  Issued on: 2025-8-29   Price(USD): 375.0
GB/T 5828-2025 Pure xenon,high purity xenon and ultra pure xenon 
  Issued on: 2025-8-29   Price(USD): 255.0
GB/T 8979-2025 Pure nitrogen,high purity nitrogen and ultra pure nitrogen 
  Issued on: 2025-8-29   Price(USD): 180.0
GB/T 8984-2025 Gas analysis—Determination of the contents of trace carbon monoxide, carbon dioxide and hydrocarbon in gases—Gas chromatography with flame ionization detector 
  Issued on: 2025-8-29   Price(USD): 495.0
GB/T 5829-2025 Pure krypton,high purity krypton and ultra pure krypton 
  Issued on: 2025-8-29   Price(USD): 240.0
T/ZSM 0004-2022 Boron trichloride used for industry 
  Issued on: 2022-05-16   Price(USD):
GB/T 3864-2025 Industrial nitrogen 
  Issued on: 2025-8-1   Price(USD): 225.0
GB/T 3863-2025 Industrial oxygen 
  Issued on: 2025-8-1   Price(USD): 210.0
GB/T 28123-2025 Industrial helium 
  Issued on: 2025-8-1   Price(USD): 195.0
GB/T 28729-2025 Nitrous oxide 
  Issued on: 2025-8-1   Price(USD): 315.0
GB/T 16942-2025 Electronic gas - Bulk gas 
  Issued on: 2025-8-1   Price(USD): 225.0
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