2024-11-22 3.129.39.85
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
DB31/T 1178-2019 225.0 via email in 1~3 business day valid,,2019-11-1
DB31/T 1215-2020 Determination of N-dimethylnitrosamine in drinking water-Liquidchromatography-tandem mass spectrometry(LC-MS/MS) 225.0 via email in 1~3 business day valid,,2020-6-1
GB/T 10656-2022 Analysis of water used in boiler and cooling system—Determination of zinc 120.0 via email in 1~3 business day valid,,2022-10-1
GB/T 12149-2017 Determination of silica in water for industrial circulating cooling system and boiler 160.0 via email in 1~3 business day valid,,2018-4-1
GB/T 12157-2022 Determination of dissolved oxygen in water for industrial circulating cooling system and boiler 255.0 via email in 1~3 business day valid,,2022-10-1
GB/T 14420-2014 Analysis of water used in boiler and cooling system—Determination of chemical oxygen demand—Rapid method with potassium dichromate 160.0 via email in 1~3 business day to be superseded,2025-2-1,2014-12-1
GB/T 14427-2017 Analysis of water used in boiler and cooling system--Determination of iron 180.0 via email in 1~3 business day valid,,2018-4-1
GB/T 14640-2017 Determination of potassium and sodium in water for industrial circulating cooling system and boiler 160.0 via email in 1~3 business day valid,,2018-5-1
GB/T 20466-2006 Determination of microcystins in water 120.0 via email in 1~3 business day valid,,2007-1-1
GB/T 21925-2008 Determination of herbicide residues in water - LC/MS method 120.0 via email in 1~3 business day valid,,2008-11-1
GB/T 29340-2012 Analysis of water used in boil and cooling system - Determination of chloride - Ammonium thiocyanate titration method 100.0 via email in 1~3 business day valid,,2013-8-1
GB/T 33086-2016 Water treatment chemical一Determination of arsenic and mercury- Atomic fluorescence spectrometry 100.0 via email in 1~3 business day valid,,2017-5-1
GB/T 34322-2017 Automatic continuous determination of water quality for boiler and cooling system--Potentiometric titration 220.0 via email in 1~3 business day valid,,2018-4-1
GB/T 37905-2019 Reclaimed water quality—Determination of chromium—Voltammetry and polarography 160.0 via email in 1~3 business day valid,,2020-7-1
GB/T 37906-2019 Reclaimed water quality—Determination of mercury—Mercury analyzer method 90.0 via email in 1~3 business day valid,,2020-7-1
GB/T 37907-2019 Reclaimed water quality—Determination of sulfide and cyanide—Ion chromatography 140.0 via email in 1~3 business day valid,,2020-7-1
GB/T 39298-2020 Reclaimed water quality—Determination of benzene homologues—Gas chromatography 130.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method 90.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39305-2020 Reclaimed water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatography 165.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39306-2020 Reclaimed water quality—Determination of total arsenic—Atomic fluorescence spectrometry 90.0 via email in 1~3 business day valid,,2021-10-1
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DB31/T 1178-2019  
  Issued on: 2019-08-15   Price(USD): 225.0
DB31/T 1215-2020 Determination of N-dimethylnitrosamine in drinking water-Liquidchromatography-tandem mass spectrometry(LC-MS/MS) 
  Issued on: 2020-03-25   Price(USD): 225.0
GB/T 10656-2022 Analysis of water used in boiler and cooling system—Determination of zinc 
  Issued on: 2022-03-09   Price(USD): 120.0
GB/T 12149-2017 Determination of silica in water for industrial circulating cooling system and boiler 
  Issued on: 2017-09-07   Price(USD): 160.0
GB/T 12157-2022 Determination of dissolved oxygen in water for industrial circulating cooling system and boiler 
  Issued on: 2022-03-09   Price(USD): 255.0
GB/T 14420-2014 Analysis of water used in boiler and cooling system—Determination of chemical oxygen demand—Rapid method with potassium dichromate 
  Issued on: 2014-07-08   Price(USD): 160.0
GB/T 14427-2017 Analysis of water used in boiler and cooling system--Determination of iron 
  Issued on: 2017-09-07   Price(USD): 180.0
GB/T 14640-2017 Determination of potassium and sodium in water for industrial circulating cooling system and boiler 
  Issued on: 2017-11-01   Price(USD): 160.0
GB/T 20466-2006 Determination of microcystins in water  
  Issued on: 2006-8-24   Price(USD): 120.0
GB/T 21925-2008 Determination of herbicide residues in water - LC/MS method  
  Issued on: 2008-5-16   Price(USD): 120.0
GB/T 29340-2012 Analysis of water used in boil and cooling system - Determination of chloride - Ammonium thiocyanate titration method 
  Issued on: 2012-12-31   Price(USD): 100.0
GB/T 33086-2016 Water treatment chemical一Determination of arsenic and mercury- Atomic fluorescence spectrometry 
  Issued on: 2016-10-13   Price(USD): 100.0
GB/T 34322-2017 Automatic continuous determination of water quality for boiler and cooling system--Potentiometric titration 
  Issued on: 2017-09-07   Price(USD): 220.0
GB/T 37905-2019 Reclaimed water quality—Determination of chromium—Voltammetry and polarography 
  Issued on: 2019-08-30   Price(USD): 160.0
GB/T 37906-2019 Reclaimed water quality—Determination of mercury—Mercury analyzer method 
  Issued on: 2019-08-30   Price(USD): 90.0
GB/T 37907-2019 Reclaimed water quality—Determination of sulfide and cyanide—Ion chromatography 
  Issued on: 2019-08-30   Price(USD): 140.0
GB/T 39298-2020 Reclaimed water quality—Determination of benzene homologues—Gas chromatography 
  Issued on: 2020-11-19   Price(USD): 130.0
GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method 
  Issued on: 2020-11-19   Price(USD): 90.0
GB/T 39305-2020 Reclaimed water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatography 
  Issued on: 2020-11-19   Price(USD): 165.0
GB/T 39306-2020 Reclaimed water quality—Determination of total arsenic—Atomic fluorescence spectrometry 
  Issued on: 2020-11-19   Price(USD): 90.0
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