2025-12-5 216.73.216.21
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 23941-2025 Analytical methods of calcium chloride for industrial use 210.0 via email in 1~3 business day to be valid,,2026-1-1
GB/T 23950-2024 General methods for the determination of heavy metals in inorganic chemical products 210.0 via email in 1~3 business day valid,,2025-2-1
GB/T 23947.3-2023 General method for the determination of arsenic in inorganic chemical products—Part 3:Atomic fluorescence spectrometry 165.0 via email in 1~3 business day valid,,2024-6-1
GB/T 23948-2023 Inorganic chemicals for industrial use—General method for the determination of water insoluble matter 165.0 via email in 1~3 business day valid,,2024-6-1
GB/T 23944-2023 General method for the determination of aluminium in inorganic chemical products—Chromazurol S spectrophotometric method 160.0 via email in 1~3 business day valid,,2024-4-1
GB/T 41050-2021 Nanotechnologies―Test method of the degradation of benzene by nano photocatalyst 255.0 via email in 1~3 business day valid,,2022-7-1
GB/T 23940-2021 Analytical methods of persulfate products for industrial use 165.0 via email in 1~3 business day valid,,2022-3-1
GB/T 23844-2019 General method for the determination of sulphate in inorganic chemicals products 164.0 via email in 1~3 business day valid,,2020-9-1
DB37/T 3259-2018 Implementation Guidelines for the Management and Control System of Risk Classification for Production Safety of Bromine industry enterprises via email in business day valid,,2018-7-1
GB/T 36384-2018 Determination of mercury in inorganic chemical product—Atomic fluorescence spectrometry 140.0 via email in 1~3 business day valid,,2019-1-1
GB/T 30902-2014 Inorganic chemicals for industrial use—Determination of impurity element—Inductively coupled plasma optical emission spectrometry(ICP-OES) 220.0 via email in 1 business day valid,,2014-12-1
GB/T 23774-2009 Inorganic chemicas for industrial use - General method for the determination of whiteness 120.0 via email in 1~3 business day valid,,2010-1-1
GB/T 23944-2009 Inorganic chemicals for products use—General method for the determination of aluminium—Chromazurol S-spectrophotometric method 120.0 via email in 1~3 business day superseded,2024-4-1,2010-2-1
GB/T 23835.8-2009 Lithium perchlorate anhydrous - Part 8: Determination of potassium and sodium content 120.0 via email in 1~3 business day valid,,2010-2-1
GB/T 23941-2009 Analytical methods of calcium chloride for industrial use 120.0 via email in 1~3 business day superseded2026-01-01,2026-1-1,2010-2-1
GB/T 23943-2009 Inorganic chemicals for industrial use—General method for the determination of chromium(Ⅵ) content—1 5-Diphenylcarbohydrazide spectrophotometric method 140.0 via email in 1~3 business day valid,,2010-2-1
GB/T 30903-2014 Inorganic chemicals for industrial use―Determination of impurity element―Inductively coupled plasma mass spectrometry(ICP-MS) 160.0 via email in 1~3 business day valid,,2014-12-1
GB/T 23947.2-2009 Inorganic chemicals for industrial use—General method for the determination of arsenic content—Part 2:Gutzeit method 100.0 via email in 1~3 business day valid,,2010-2-1
GB/T 34709-2017 General test method for silica gel 160.0 via email in 1~5 business day valid,,2018-5-1
GB/T 28602-2012 Production technical regulation for furnace-process phosphoric acid 330.0 via email in 1~3 business day valid,,2012-12-1
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GB/T 23941-2025 Analytical methods of calcium chloride for industrial use 
  Issued on: 2025-06-30   Price(USD): 210.0
GB/T 23950-2024 General methods for the determination of heavy metals in inorganic chemical products 
  Issued on: 2024-07-24   Price(USD): 210.0
GB/T 23947.3-2023 General method for the determination of arsenic in inorganic chemical products—Part 3:Atomic fluorescence spectrometry 
  Issued on: 2023-11-27   Price(USD): 165.0
GB/T 23948-2023 Inorganic chemicals for industrial use—General method for the determination of water insoluble matter 
  Issued on: 2023-11-27   Price(USD): 165.0
GB/T 23944-2023 General method for the determination of aluminium in inorganic chemical products—Chromazurol S spectrophotometric method 
  Issued on: 2023-9-7   Price(USD): 160.0
GB/T 41050-2021 Nanotechnologies―Test method of the degradation of benzene by nano photocatalyst 
  Issued on: 2021-12-31   Price(USD): 255.0
GB/T 23940-2021 Analytical methods of persulfate products for industrial use 
  Issued on: 2021-08-20   Price(USD): 165.0
GB/T 23844-2019 General method for the determination of sulphate in inorganic chemicals products 
  Issued on: 2019-10-18   Price(USD): 164.0
DB37/T 3259-2018 Implementation Guidelines for the Management and Control System of Risk Classification for Production Safety of Bromine industry enterprises 
  Issued on: 2018-06-01   Price(USD):
GB/T 36384-2018 Determination of mercury in inorganic chemical product—Atomic fluorescence spectrometry 
  Issued on: 2018-06-07   Price(USD): 140.0
GB/T 30902-2014 Inorganic chemicals for industrial use—Determination of impurity element—Inductively coupled plasma optical emission spectrometry(ICP-OES) 
  Issued on: 2014-07-08   Price(USD): 220.0
GB/T 23774-2009 Inorganic chemicas for industrial use - General method for the determination of whiteness 
  Issued on: 2009-5-13   Price(USD): 120.0
GB/T 23944-2009 Inorganic chemicals for products use—General method for the determination of aluminium—Chromazurol S-spectrophotometric method 
  Issued on: 2009-6-2   Price(USD): 120.0
GB/T 23835.8-2009 Lithium perchlorate anhydrous - Part 8: Determination of potassium and sodium content 
  Issued on: 2009-5-18   Price(USD): 120.0
GB/T 23941-2009 Analytical methods of calcium chloride for industrial use 
  Issued on: 2009-6-2   Price(USD): 120.0
GB/T 23943-2009 Inorganic chemicals for industrial use—General method for the determination of chromium(Ⅵ) content—1 5-Diphenylcarbohydrazide spectrophotometric method 
  Issued on: 2009-6-2   Price(USD): 140.0
GB/T 30903-2014 Inorganic chemicals for industrial use―Determination of impurity element―Inductively coupled plasma mass spectrometry(ICP-MS) 
  Issued on: 2014-07-08   Price(USD): 160.0
GB/T 23947.2-2009 Inorganic chemicals for industrial use—General method for the determination of arsenic content—Part 2:Gutzeit method 
  Issued on: 2009-6-2   Price(USD): 100.0
GB/T 34709-2017 General test method for silica gel 
  Issued on: 2017-11-01   Price(USD): 160.0
GB/T 28602-2012 Production technical regulation for furnace-process phosphoric acid 
  Issued on: 2012-6-29   Price(USD): 330.0
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