2025-12-13 216.73.216.3
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
YS/T 3004-2011 Gold concentrate 120.0 via email in 1~3 business day superseded,2021-10-1,2012-7-1
YS/T 231-2007 Tungsten concentrate 90.0 via email in 1~3 business day superseded,2015-10-1,2007-10-1
GB/T 20899.4-2007 Methods for chemical analysis of gold ores—Part 4:Determination of copper cotents 120.0 via email in 1~3 business day superseded2022-03-01,2022-3-1,2007-11-1
GB/T 29509.2-2013 Methods for chemical analysis of gold-loaded carbon—Part 2:Determination of silver content—Flame atomic absorption spectrometry 120.0 via email in 1~3 business day valid,,2014-2-1
YS/T 254.2-1994 Methods for chemical analysis of beryllium concentrates-beryl The EDTA volumetric method for the determination of ferric sesquioxide content 30.0 via email in 1~3 business day superseded2012-07-01,2012-7-1,1993-4-1
GB/T 20899.1-2007 Methods for chemical analysis of gold ores—Part 1:Determination of gold contents 180.0 via email in 1~3 business day superseded,2020-11-1,2007-11-1
YS/T 3006-2011 Calculation methods of gold recovery rate of cyanide leaching and zinc dust precipitation 120.0 via email in 1~3 business day valid,,2012-7-1
GB/T 20899.3-2007 Methods for chemical analysis of gold ores—Part 3:Determination of arsenic contents 180.0 via email in 1~3 business day superseded2020-11-01 ,2020-11-1,2007-11-1
GB/T 18114.1-2000 Methods for chemical analysis of monazite concentrates-Determination of total rare earth and thorium oxide content 184.0 via email in 1~3 business day abolished2011-11-01,2011-11-1,2000-11-1
GB/T 20899.2-2007 Methods for chemical analysis of gold ores—Part 2:Determination of silver contents 124.0 via email in 1~3 business day abolished2020-11-01 ,2020-11-1,2007-11-1
GB/T 7739.11-2007 Methods for chemical analysis of gold concentrates—Part 11:Determination of arsenic and bismuth contents 90.0 via email in 1~3 business day abolished2017-12-15 ,,2007-11-1
GB/T 17417.2-2010 Method for chemical analysis of rare earth ores—Part 2:Determination of scandium content 100.0 via email in 1~3 business day valid,,2011-2-1
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YS/T 3004-2011 Gold concentrate 
  Issued on: 2011-12-20   Price(USD): 120.0
YS/T 231-2007 Tungsten concentrate 
  Issued on: 2007-04-13   Price(USD): 90.0
GB/T 20899.4-2007 Methods for chemical analysis of gold ores—Part 4:Determination of copper cotents 
  Issued on: 2007-4-27   Price(USD): 120.0
GB/T 29509.2-2013 Methods for chemical analysis of gold-loaded carbon—Part 2:Determination of silver content—Flame atomic absorption spectrometry 
  Issued on: 2013-5-9   Price(USD): 120.0
YS/T 254.2-1994 Methods for chemical analysis of beryllium concentrates-beryl The EDTA volumetric method for the determination of ferric sesquioxide content 
  Issued on:   Price(USD): 30.0
GB/T 20899.1-2007 Methods for chemical analysis of gold ores—Part 1:Determination of gold contents 
  Issued on: 2007-4-27   Price(USD): 180.0
YS/T 3006-2011 Calculation methods of gold recovery rate of cyanide leaching and zinc dust precipitation 
  Issued on: 2011-12-20   Price(USD): 120.0
GB/T 20899.3-2007 Methods for chemical analysis of gold ores—Part 3:Determination of arsenic contents 
  Issued on: 2007-4-27   Price(USD): 180.0
GB/T 18114.1-2000 Methods for chemical analysis of monazite concentrates-Determination of total rare earth and thorium oxide content 
  Issued on: 2000-06-05   Price(USD): 184.0
GB/T 20899.2-2007 Methods for chemical analysis of gold ores—Part 2:Determination of silver contents 
  Issued on: 2007-4-27   Price(USD): 124.0
GB/T 7739.11-2007 Methods for chemical analysis of gold concentrates—Part 11:Determination of arsenic and bismuth contents 
  Issued on: 2007-4-27   Price(USD): 90.0
GB/T 17417.2-2010 Method for chemical analysis of rare earth ores—Part 2:Determination of scandium content 
  Issued on: 2010-11-10   Price(USD): 100.0
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