2025-12-22 216.73.216.41
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 14601-2025 Electronic specialty gas—Ammonia 270.0 via email in 1~3 business day valid,,2025-10-1
GB/T 14851-2025 Electronic specialty gas—Phosphine 210.0 via email in 1~3 business day valid,,2025-10-1
T/CI 478-2024 Specification for quantitative risk analysis of supercritical carbon dioxide pipeline 495.0 via email in 1~5 business day valid,,2024-9-2
GB/T 8982-2009 Oxygen supplies for medicine and aircraft breathing 165.0 via email in 1 business day to be superseded,2026-5-1,2010-5-1
GB/T 45133-2025 Gas analysis—The determination of the composition of gas mixtures—Comparison methods based on one-and two-point calibration 510.0 via email in 1~5 business day valid,,2025-8-1
GB/T 44332-2024 Chlorotrifluoroethene 315.0 via email in 1~5 business day valid,,2025-3-1
GB/T 44329-2024 Preparation of gas mixtures—Gravimetric method 315.0 via email in 1~5 business day valid,,2025-3-1
GB/T 44328-2024 Heptafluoroisobutyronitrile 315.0 via email in 1~5 business day valid,,2025-3-1
GB/T 43976-2024 Electronic gas—Tetrafluoromethane 255.0 via email in 1~3 business day valid,,2024-11-1
GB/T 43977-2024 Electronic gas—Octafluorocyclobutane 255.0 via email in 1~3 business day valid,,2024-11-1
GB/T 5275.1-2024 Gas analysis—Preparation of calibration gas mixtures using dynamic methods—Part 1:General aspects 435.0 via email in 1~3 business day valid,,2024-10-1
GB/T 35861-2024 Gas analysis—General quality aspects and metrological traceability of calibration gas mixtures 315.0 via email in 1~5 business day valid,,2024-10-1
GB/T 42721-2023 Electronic specialty gas―Nitric oxide 225.0 via email in 1~3 business day valid,,2024-3-1
GB/T 42720-2023 Electronic specialty gas―Hexachlorodisilane 255.0 via email in 1~3 business day valid,,2024-3-1
DB34/T 4532-2023 Guidelines of management system assessment for safety valves calibration agencies via email in business day abolished2025-11-12,,2023-8-31
T/QGCML 2996-2024 via email in business day valid,,2024-2-3
T/CAQI 353-2023 via email in business day valid,,
T/CI 235-2023 Pressure swing adsorption (PSA) high-purity oxygen generator via email in business day valid,,
T/CI 234-2023 Pressure swing adsorption (PSA) high-purity nitrogen generator via email in business day valid,,
GB/T 43362-2023 Gas analysis—Gas chromatography with micro-cell thermal conductivity detector 270.0 via email in 1~3 business day valid,,2024-6-1
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GB/T 14601-2025 Electronic specialty gas—Ammonia 
  Issued on: 2025-03-28   Price(USD): 270.0
GB/T 14851-2025 Electronic specialty gas—Phosphine 
  Issued on: 2025-03-28   Price(USD): 210.0
T/CI 478-2024 Specification for quantitative risk analysis of supercritical carbon dioxide pipeline 
  Issued on: 2024-09-02   Price(USD): 495.0
GB/T 8982-2009 Oxygen supplies for medicine and aircraft breathing 
  Issued on: 2009-06-21   Price(USD): 165.0
GB/T 45133-2025 Gas analysis—The determination of the composition of gas mixtures—Comparison methods based on one-and two-point calibration 
  Issued on: 2025-01-24   Price(USD): 510.0
GB/T 44332-2024 Chlorotrifluoroethene 
  Issued on: 2024-8-23   Price(USD): 315.0
GB/T 44329-2024 Preparation of gas mixtures—Gravimetric method 
  Issued on: 2024-8-23   Price(USD): 315.0
GB/T 44328-2024 Heptafluoroisobutyronitrile 
  Issued on: 2024-8-23   Price(USD): 315.0
GB/T 43976-2024 Electronic gas—Tetrafluoromethane 
  Issued on: 2024-4-25   Price(USD): 255.0
GB/T 43977-2024 Electronic gas—Octafluorocyclobutane 
  Issued on: 2024-4-25   Price(USD): 255.0
GB/T 5275.1-2024 Gas analysis—Preparation of calibration gas mixtures using dynamic methods—Part 1:General aspects 
  Issued on: 2024-3-15   Price(USD): 435.0
GB/T 35861-2024 Gas analysis—General quality aspects and metrological traceability of calibration gas mixtures 
  Issued on: 2024-3-15   Price(USD): 315.0
GB/T 42721-2023 Electronic specialty gas―Nitric oxide 
  Issued on: 2023-08-06   Price(USD): 225.0
GB/T 42720-2023 Electronic specialty gas―Hexachlorodisilane 
  Issued on: 2023-08-06   Price(USD): 255.0
DB34/T 4532-2023 Guidelines of management system assessment for safety valves calibration agencies 
  Issued on: 2023-07-31   Price(USD):
T/QGCML 2996-2024  
  Issued on: 2024-01-19   Price(USD):
T/CAQI 353-2023  
  Issued on: 2023-11-07   Price(USD):
T/CI 235-2023 Pressure swing adsorption (PSA) high-purity oxygen generator 
  Issued on: 2023-12-21   Price(USD):
T/CI 234-2023 Pressure swing adsorption (PSA) high-purity nitrogen generator 
  Issued on: 2023-12-21   Price(USD):
GB/T 43362-2023 Gas analysis—Gas chromatography with micro-cell thermal conductivity detector 
  Issued on: 2023-11-27   Price(USD): 270.0
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