2025-12-21 216.73.216.41
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 4698.21-1996 Sponge titanium, titanium and titanium alloys-Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper, zirconium content-Emission spectrographic method 60.0 via email in 1~3 business day superseded,2020-5-1,1997-4-1
GB/T 12687.1-1990 Chemical analysis of nitrate of rare earth for agriculture--Determination of total rare earth oxide content--Gravimetric method 180.0 via email in 1~3 business day superseded2008-12-01 ,2008-12-1,1992-1-1
YS/T 559-2009 Methods for emission spectrum analysis of tungsten 180.0 via email in 1~3 business day superseded2025-11-01,2025-11-1,2010-6-1
GB/T 4698.25-1996 Sponge titanium, titanium and titanium alloys - Determination chlorine content-Silver sulfide spectrophotometric method 104.0 via email in 1~3 business day superseded,2018-4-1,1997-4-1
GB/T 12690.18-1990 Rare-earth metals and their oxides--Determination of chlorine content--Mercury sulphoeyanie-iron nitrate spectrophotometric method 180.0 via email in 1~3 business day valid,,1992-1-1
GB/T 16484.14-2009 Chemical analysis methods of rare earth chloride a 160.0 via email in 1~3 business day valid,,2010-5-1
YS/T 514.6-2009 Methods for chemical analysis of high titanium slag and rutile—Part 6:Determination of manganese monoxide content—Flame atomic absorption spectrometry 140.0 via email in 1~3 business day valid,,2010-6-1
GB/T 4698.5-1996 Sponge titanium, titanium and titanium alloys-Determination of molybdenum content-Thiocyanate spectrophotometric method 100.0 via email in 1~3 business day superseded,2018-4-1,1997-4-1
GB 11074.4-1989 Samarium oxide--Determination of iron content--1. 10-phonantroline spectrophotomrtric method 180.0 via email in 1~3 business day valid,,1986-2-1
GB/T 16484.8-1996 Methods for chemical analysis of rare earth chloride and carbonate--Determination of sodium oxide content 220.0 via email in 1~3 business day superseded2010-05-01 ,2010-5-1,1997-1-1
GB/T 12690.6-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method 180.0 via email in 1~3 business day valid,,1992-1-1
GB/T 18116.1-2012 Yttrium-europium oxide. Determination of lanthanum oxide, cerium oxide, praseodymium oxide, neodymium oxide, samarium oxide, gadolinium oxide, terbium oxide, dysprosium oxide, holmium oxide, erbium oxide, thulium oxide, ytterbium oxide and lutetium oxide 250.0 via email in 1~3 business day valid,,2013-5-1
GB 4698.9-1984 Titanium and titanium alloys-Determination of tin content - Determination of tin content by iodometric method 30.0 via email in 1~3 business day superseded,1997-4-1,1985-8-1
GB/T 13747.21-1992 and zirconium alloys - Determination of hydrogen content - Vacuum heating gas chromatographic method 104.0 via email in 1~3 business day superseded,2018-4-1,1993-6-1
YS/T 555.2-2009 Methods for chemical analysis of molybdenum concentrate—Determination of silicon dioxide content—Silici molybdenum blue spectrophotometry and gravimetry 150.0 via email in 1~3 business day valid,,2010-6-1
GB/T 2590.8-1981 Zirconium oxide--Determination of hafnium oxide content--Emission spectrophotometric method 180.0 via email in 1~3 business day valid,,1982-3-1
GB/T 12690.1-1990 Lanthanum oxide--Determination of cerium oxide, praseodymium oxide, nedeodynium oxide, samarium oxide and yttrium oxide--Induetively coupled plasma atomic emission spectrographic method 180.0 via email in 1~3 business day valid,,1992-1-1
YS/T 514.10-2009 Methods for chemical analysis of high titanium slag and rutile—Part 10:Determination of carbon content—High frequency infrared absorption method 90.0 via email in 1~3 business day valid,,2010-6-1
GB/T 16478.3-1996 Methods for chemical analysis of thorium nitrate--Determination of sulphate content 180.0 via email in 1~3 business day abolished2005-10-14 ,,1997-1-1
YS/T 520.7-2007 Chemical analysis of gallium Part 7 Determination of silicon content The extraction-molybdenum blue spectrophotometric method 140.0 via email in 1~3 business day valid,,2008-5-1
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GB/T 4698.21-1996 Sponge titanium, titanium and titanium alloys-Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper, zirconium content-Emission spectrographic method 
  Issued on: 1996-11-04   Price(USD): 60.0
GB/T 12687.1-1990 Chemical analysis of nitrate of rare earth for agriculture--Determination of total rare earth oxide content--Gravimetric method 
  Issued on: 1990-01-02   Price(USD): 180.0
YS/T 559-2009 Methods for emission spectrum analysis of tungsten 
  Issued on: 2009-12-04   Price(USD): 180.0
GB/T 4698.25-1996 Sponge titanium, titanium and titanium alloys - Determination chlorine content-Silver sulfide spectrophotometric method 
  Issued on: 1996-1-1   Price(USD): 104.0
GB/T 12690.18-1990 Rare-earth metals and their oxides--Determination of chlorine content--Mercury sulphoeyanie-iron nitrate spectrophotometric method 
  Issued on: 1990-01-02   Price(USD): 180.0
GB/T 16484.14-2009 Chemical analysis methods of rare earth chloride a 
  Issued on: 2009-10-30   Price(USD): 160.0
YS/T 514.6-2009 Methods for chemical analysis of high titanium slag and rutile—Part 6:Determination of manganese monoxide content—Flame atomic absorption spectrometry 
  Issued on: 2009-12-4   Price(USD): 140.0
GB/T 4698.5-1996 Sponge titanium, titanium and titanium alloys-Determination of molybdenum content-Thiocyanate spectrophotometric method 
  Issued on: 1996-01-01   Price(USD): 100.0
GB 11074.4-1989 Samarium oxide--Determination of iron content--1. 10-phonantroline spectrophotomrtric method 
  Issued on:   Price(USD): 180.0
GB/T 16484.8-1996 Methods for chemical analysis of rare earth chloride and carbonate--Determination of sodium oxide content 
  Issued on: 1996-07-09   Price(USD): 220.0
GB/T 12690.6-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method 
  Issued on: 1990-01-02   Price(USD): 180.0
GB/T 18116.1-2012 Yttrium-europium oxide. Determination of lanthanum oxide, cerium oxide, praseodymium oxide, neodymium oxide, samarium oxide, gadolinium oxide, terbium oxide, dysprosium oxide, holmium oxide, erbium oxide, thulium oxide, ytterbium oxide and lutetium oxide 
  Issued on: 2012-11-05   Price(USD): 250.0
GB 4698.9-1984 Titanium and titanium alloys-Determination of tin content - Determination of tin content by iodometric method 
  Issued on:   Price(USD): 30.0
GB/T 13747.21-1992 and zirconium alloys - Determination of hydrogen content - Vacuum heating gas chromatographic method 
  Issued on: 1992-1-1   Price(USD): 104.0
YS/T 555.2-2009 Methods for chemical analysis of molybdenum concentrate—Determination of silicon dioxide content—Silici molybdenum blue spectrophotometry and gravimetry 
  Issued on: 2009-12-4   Price(USD): 150.0
GB/T 2590.8-1981 Zirconium oxide--Determination of hafnium oxide content--Emission spectrophotometric method 
  Issued on: 1981-06-07   Price(USD): 180.0
GB/T 12690.1-1990 Lanthanum oxide--Determination of cerium oxide, praseodymium oxide, nedeodynium oxide, samarium oxide and yttrium oxide--Induetively coupled plasma atomic emission spectrographic method 
  Issued on: 1990-12-30   Price(USD): 180.0
YS/T 514.10-2009 Methods for chemical analysis of high titanium slag and rutile—Part 10:Determination of carbon content—High frequency infrared absorption method 
  Issued on: 2009-12-4   Price(USD): 90.0
GB/T 16478.3-1996 Methods for chemical analysis of thorium nitrate--Determination of sulphate content 
  Issued on: 1996-07-09   Price(USD): 180.0
YS/T 520.7-2007 Chemical analysis of gallium Part 7 Determination of silicon content The extraction-molybdenum blue spectrophotometric method 
  Issued on: 2007-11-14   Price(USD): 140.0
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