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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
GB/T 15076.6-1994 Methods for chemical analysis of tantalum and niobium-Determination of silicon content in tantalum 140.0 via email in 1~3 business day superseded,2021-2-1,1994-1-2
YS/T 540.3-2006 Vanadium -- Determination of aluminium content -- CAS-TPC spectrophotometric method 184.0 via email in 1~3 business day superseded,2019-4-1,2006-10-11
YS/T 520.2-2007 Chemical analysis of gallium Part 2 Determination of lead content The 4-(2-pyridylazo)-resorcinol spectrophotometric method 140.0 via email in 1~3 business day valid,,2008-5-1
GB/T 15249.5-1994 Crude Gold-Determination of mercury content-Cold atomic absorption spectrometric method 184.0 via email in 1~3 business day superseded,2009-10-1,1995-8-1
GB/T 12690.5-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--X ray fluorescence spectrometric method 180.0 via email in 1~3 business day valid,,1992-1-1
YS/T 520.11-2006 Methods for chemical analysis of gallium The cold vapor atomic absorption spectrophotometric method for the determination of mercury content 184.0 via email in 1~3 business day superseded,2008-5-1,2006-10-11
YB/T 5312-2006 Methods for chemical analysis of calcium-silicon 70.0 via email in 1~3 business day superseded,2016-9-1,2006-10-11
GB/T 4375.1-1984 Methods for chemical analysis of gallium;The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline photometric method for the determination of copper content 184.0 via email in 1~3 business day superseded,2006-10-11,1985-4-1
YS/T 520.1-2007 Chemical analysis of gallium Part 1 Determination of copper content The 2 9-dimethyl-4 7-diphenyl-1 10-phenanthroline spectrophotometric method 140.0 via email in 1~3 business day valid,,2008-5-1
YS/T 74.7-2010 Methods for chemical analysis of cadmium—Part 7:Determination of iron content—1,10-Phenanthroline spectrophotometry 120.0 via email in 1~3 business day valid,,2011-3-1
GB/T 23273.7-2009 Methods for chemical analysis of cobalt oxalate - Part 7: Determination of sulfate ion content - Combusition - Iodimetry 100.0 via email in 1~3 business day valid,,2009-11-1
GB/T 4951-1985 Sacrificial anode of Zn-Al-Cd alloy; Chemical analysis 130.0 via email in 1~3 business day superseded2007-08-01,2007-8-1,1985-10-1
GB/T 15072.12-1994 Silver alloys-Determination of vanadium content 184.0 via email in 1~3 business day abolished2008-09-01,2008-9-1,1994-1-2
GB/T 15159-1994 Composite material strips of precious metals and their alloys 120.0 via email in 1~3 business day superseded,2008-9-1,1994-1-2
GB/T 4375.3-1984 Methods for chemical analysis of gallium--The chromazurol S-tetradecyl pyridine bromide photometric method for the determination of aluminum content 180.0 via email in 1~3 business day superseded,2006-10-11,1985-4-1
GB/T 15249.3-2009 Methods for chemical analysis of crude gold - Part 3: Determination of copper content - Iodometric method 90.0 via email in 1~3 business day valid,,2009-10-1
GB/T 10267.3-2008 Method for analysis of calcium metal - Part 3: Direct determination of iron, nickel, copper, manganese and magnesium in calcium metal by atomic absorptiom spectrophotometry 100.0 via email in 1~3 business day valid,,2009-4-1
YS/T 536.10-2006 Methods for chemical analysis of bismuth-Determination of tin content -- Coprecipitation with beryllium-photometric method 220.0 via email in 1~3 business day superseded,,2006-10-11
GB/T 13747.5-1992 and zirconium alloys - Determination of aluminium content - Chrome azurol S spectrophotometric method 164.0 via email in 1~3 business day superseded,2020-5-1,1993-6-1
GB/T 13747.13-1992 and zirconium alloys - Determination of lead content-Oscillopolarographic method 104.0 via email in 1~3 business day superseded,2018-4-1,1993-6-1
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GB/T 15076.6-1994 Methods for chemical analysis of tantalum and niobium-Determination of silicon content in tantalum 
  Issued on: 1994-05-09   Price(USD): 140.0
YS/T 540.3-2006 Vanadium -- Determination of aluminium content -- CAS-TPC spectrophotometric method 
  Issued on: 2006-7-27   Price(USD): 184.0
YS/T 520.2-2007 Chemical analysis of gallium Part 2 Determination of lead content The 4-(2-pyridylazo)-resorcinol spectrophotometric method 
  Issued on: 2007-11-14   Price(USD): 140.0
GB/T 15249.5-1994 Crude Gold-Determination of mercury content-Cold atomic absorption spectrometric method 
  Issued on: 1994-10-07   Price(USD): 184.0
GB/T 12690.5-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--X ray fluorescence spectrometric method 
  Issued on: 1990-01-02   Price(USD): 180.0
YS/T 520.11-2006 Methods for chemical analysis of gallium The cold vapor atomic absorption spectrophotometric method for the determination of mercury content 
  Issued on: 2006-07-27   Price(USD): 184.0
YB/T 5312-2006 Methods for chemical analysis of calcium-silicon 
  Issued on: 2006-7-27   Price(USD): 70.0
GB/T 4375.1-1984 Methods for chemical analysis of gallium;The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline photometric method for the determination of copper content 
  Issued on: 1984-04-30   Price(USD): 184.0
YS/T 520.1-2007 Chemical analysis of gallium Part 1 Determination of copper content The 2 9-dimethyl-4 7-diphenyl-1 10-phenanthroline spectrophotometric method 
  Issued on: 2007-11-14   Price(USD): 140.0
YS/T 74.7-2010 Methods for chemical analysis of cadmium—Part 7:Determination of iron content—1,10-Phenanthroline spectrophotometry 
  Issued on: 2010-11-22   Price(USD): 120.0
GB/T 23273.7-2009 Methods for chemical analysis of cobalt oxalate - Part 7: Determination of sulfate ion content - Combusition - Iodimetry 
  Issued on: 2009-1-5   Price(USD): 100.0
GB/T 4951-1985 Sacrificial anode of Zn-Al-Cd alloy; Chemical analysis 
  Issued on: 1985-02-04   Price(USD): 130.0
GB/T 15072.12-1994 Silver alloys-Determination of vanadium content 
  Issued on: 1994-05-11   Price(USD): 184.0
GB/T 15159-1994 Composite material strips of precious metals and their alloys 
  Issued on: 1994-05-11   Price(USD): 120.0
GB/T 4375.3-1984 Methods for chemical analysis of gallium--The chromazurol S-tetradecyl pyridine bromide photometric method for the determination of aluminum content 
  Issued on: 1984-04-30   Price(USD): 180.0
GB/T 15249.3-2009 Methods for chemical analysis of crude gold - Part 3: Determination of copper content - Iodometric method 
  Issued on: 2009-5-6   Price(USD): 90.0
GB/T 10267.3-2008 Method for analysis of calcium metal - Part 3: Direct determination of iron, nickel, copper, manganese and magnesium in calcium metal by atomic absorptiom spectrophotometry 
  Issued on: 2008-7-2   Price(USD): 100.0
YS/T 536.10-2006 Methods for chemical analysis of bismuth-Determination of tin content -- Coprecipitation with beryllium-photometric method 
  Issued on: 2006-07-27   Price(USD): 220.0
GB/T 13747.5-1992 and zirconium alloys - Determination of aluminium content - Chrome azurol S spectrophotometric method 
  Issued on: 1992-1-1   Price(USD): 164.0
GB/T 13747.13-1992 and zirconium alloys - Determination of lead content-Oscillopolarographic method 
  Issued on: 1992-1-1   Price(USD): 104.0
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