2025-12-9 10.1.6.65
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 6730.81-2020 Iron ores—Determination of multiple trace elements—Inductively coupled plasma mass spectrometric method 225.0 via email in 1~3 business day valid,,2021-1-1
GB/T 20899.1-2019 Methods for chemical analysis of gold ores—Part 1:Determination of gold content 270.0 via email in 1~3 business day valid,,2020-11-1
GB/T 7739.3-2019 Methods for chemical analysis of gold concerntrates—Part 3:Determination of arsenic content 160.0 via email in 1~3 business day valid,,2020-11-1
GB/T 7739.2-2019 Methods for chemical analysis of gold concentrates—Part 2:Determination of silver content—Flame atomic absorption spectrometric method 100.0 via email in 1~3 business day valid,,2020-11-1
GB/T 7739.1-2019 Methods for chemical analysis of gold concerntrates—Part 1：Determination of gold and silver contents 240.0 via email in 1~3 business day valid,,2020-11-1
GB/T 14353.21-2019 Methods for chemical analysis of copper ores,lead ores and zinc ores—Part 21:Determination of arsenic content—Hydride generation atomic fluorescence spectrometry 160.0 via email in 1~3 business day valid,,2020-5-1
GB/T 14353.20-2019 Methods for chemical analysis of copper ores, lead ores and zinc ores—Part 20 : Determination of rhenium content—Inductively coupled plasma mass spectroscopy 220.0 via email in 1~3 business day valid,,2020-5-1
GB/T 14353.19-2019 Methods for chemical analysis of copper ores, lead ores and zinc ores—Part 19:Determination of tin content—Hydride generation atomic fluorescence spectrometry 160.0 via email in 1~3 business day valid,,2020-5-1
GB/T 1821-1979 Determination of iron content in tin concentrates--Dichromate volumetric method 184.0 via email in business day superseded,2004-7-1,1980-9-1
GB/T 1829-1979 Determination of sulfur content in tin concentrates--Direct combustion-iodometric method 184.0 via email in business day superseded2004-07-01 ,2004-7-1,1980-9-1
GB/T 1507-1979 Method for determination of active oxygen content in manganese ores 184.0 via email in 1~3 business day superseded2007-02-01 ,2007-2-1,1979-10-1
YB/T 191.7-2001 Methods for chemical analysis of chromium ores--The infrared absorption method for the determination of sulfur content 184.0 via email in 1~3 business day abolished2011-08-15 ,,2002-1-1
YB/T 191.3-2001 Methods for chemical analysis of chromium ores--The perchloric acid dehydration gravimetric method for the determination of silicon dioxide content 184.0 via email in 1~3 business day abolished2011-08-15 ,,2002-1-1
YB/T 191.6-2001 Methods for chemical analysis of chromium ores--The reduced molybdophosphate spectrophotometric method for the determination of phosphorus content 184.0 via email in 1~3 business day abolished2011-08-15 ,,2002-1-1
GB/T 6150.7-1985 Methods for chemical analysis of tungsten concentrates--The atomic absorption spectrophotometric method for the determination of calcium content 184.0 via email in 1~3 business day superseded,2008-9-1,1986-6-1
GB/T 1513-1979 Methods for determination of calcium oxide and magnesium oxide contents in manganese ores--Atomic absorption spectrophotometric method 184.0 via email in 1~3 business day superseded2007-02-01 ,2007-2-1,1979-10-1
GB/T 6150.9-1985 Methods for chemical analysis of tungsten concentrates--The chlorosulphophenol S photometric method for the determination niobium content--The butylrhodamine B extraction photometric method for the determinati 184.0 via email in 1~3 business day superseded,2008-12-1,1986-6-1
YB/T 191.2-2001 Methods for chemical analysis of chromium ores--Titrimetric method for the determination of oxidation chromium content 224.0 via email in 1~3 business day abolished2011-08-15 ,,2002-1-1
YB/T 191.5-2001 Methods for chemical analysis of chromium ores. The EDTA titrimetric method for the determination of calcum oxide and magnesium oxide content 224.0 via email in 1~3 business day abolished2011-08-15 ,,2002-1-1
YB/T 191.1-2001 Methods for chemical analysis of chromium ores--The gravimetric method for determination of moisture content 260.0 via email in 1~3 business day abolished2011-08-15 ,,2002-1-1
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GB/T 6730.81-2020 Iron ores—Determination of multiple trace elements—Inductively coupled plasma mass spectrometric method 
  Issued on: 2020-06-02   Price(USD): 225.0
GB/T 20899.1-2019 Methods for chemical analysis of gold ores—Part 1:Determination of gold content 
  Issued on: 2019-12-31   Price(USD): 270.0
GB/T 7739.3-2019 Methods for chemical analysis of gold concerntrates—Part 3:Determination of arsenic content 
  Issued on: 2019-12-31   Price(USD): 160.0
GB/T 7739.2-2019 Methods for chemical analysis of gold concentrates—Part 2:Determination of silver content—Flame atomic absorption spectrometric method 
  Issued on: 2019-12-31   Price(USD): 100.0
GB/T 7739.1-2019 Methods for chemical analysis of gold concerntrates—Part 1：Determination of gold and silver contents 
  Issued on: 2019-12-31   Price(USD): 240.0
GB/T 14353.21-2019 Methods for chemical analysis of copper ores,lead ores and zinc ores—Part 21:Determination of arsenic content—Hydride generation atomic fluorescence spectrometry 
  Issued on: 2019-10-18   Price(USD): 160.0
GB/T 14353.20-2019 Methods for chemical analysis of copper ores, lead ores and zinc ores—Part 20 : Determination of rhenium content—Inductively coupled plasma mass spectroscopy 
  Issued on: 2019-10-18   Price(USD): 220.0
GB/T 14353.19-2019 Methods for chemical analysis of copper ores, lead ores and zinc ores—Part 19:Determination of tin content—Hydride generation atomic fluorescence spectrometry 
  Issued on: 2019-10-18   Price(USD): 160.0
GB/T 1821-1979 Determination of iron content in tin concentrates--Dichromate volumetric method 
  Issued on: 1979-01-02   Price(USD): 184.0
GB/T 1829-1979 Determination of sulfur content in tin concentrates--Direct combustion-iodometric method 
  Issued on: 1979-01-02   Price(USD): 184.0
GB/T 1507-1979 Method for determination of active oxygen content in manganese ores 
  Issued on: 1979-02-28   Price(USD): 184.0
YB/T 191.7-2001 Methods for chemical analysis of chromium ores--The infrared absorption method for the determination of sulfur content 
  Issued on: 2001-07-09   Price(USD): 184.0
YB/T 191.3-2001 Methods for chemical analysis of chromium ores--The perchloric acid dehydration gravimetric method for the determination of silicon dioxide content 
  Issued on: 2001-07-09   Price(USD): 184.0
YB/T 191.6-2001 Methods for chemical analysis of chromium ores--The reduced molybdophosphate spectrophotometric method for the determination of phosphorus content 
  Issued on: 2001-07-09   Price(USD): 184.0
GB/T 6150.7-1985 Methods for chemical analysis of tungsten concentrates--The atomic absorption spectrophotometric method for the determination of calcium content 
  Issued on: 1985-06-21   Price(USD): 184.0
GB/T 1513-1979 Methods for determination of calcium oxide and magnesium oxide contents in manganese ores--Atomic absorption spectrophotometric method 
  Issued on: 1979-02-28   Price(USD): 184.0
GB/T 6150.9-1985 Methods for chemical analysis of tungsten concentrates--The chlorosulphophenol S photometric method for the determination niobium content--The butylrhodamine B extraction photometric method for the determinati 
  Issued on: 1985-06-21   Price(USD): 184.0
YB/T 191.2-2001 Methods for chemical analysis of chromium ores--Titrimetric method for the determination of oxidation chromium content 
  Issued on: 2001-07-09   Price(USD): 224.0
YB/T 191.5-2001 Methods for chemical analysis of chromium ores. The EDTA titrimetric method for the determination of calcum oxide and magnesium oxide content 
  Issued on: 2001-07-09   Price(USD): 224.0
YB/T 191.1-2001 Methods for chemical analysis of chromium ores--The gravimetric method for determination of moisture content 
  Issued on: 2001-07-09   Price(USD): 260.0
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