2025-12-28 10.8.118.215
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 18114.4-2010 Chemical analysis methods of rare earth concentrates—Part 4:Determination of niobium oxide,zirconium oxide and titanium oxide contents—Inductively coupled plasma atomic emission spectrometry 120.0 via email in 1~3 business day valid,,2011-11-1
YS/T 240.9-2007 Methods for chemical analysis of bismuth concentrate-Determination of lead content-Iodometric method and the flame atomic absorption spectrometric method 90.0 via email in 1~3 business day superseded2025-05-01,2025-5-1,2007-10-1
GB/T 26416.5-2010 Chemical analysis methods of dysprosium ferroalloy—Part 5:Determination of oxygen content—Impulse-infrared conductance absorption method 100.0 via email in 1~3 business day superseded,2023-7-1,2011-11-1
GB/T 15072.1-2008 Test method of precious alloys - Determination of gold content for gold platinum and palladium alloys - Potentiometric titration using ferrous sulfate 120.0 via email in 1~3 business day to be superseded,2026-3-1,2008-9-1
YS/T 240.3-2007 Methods for chemical analysis of bismuth concentrate - Determination of silicon dioxide content-Molybdenum blue spectrophotometric method and gravimetric method 90.0 via email in 1~3 business day superseded2025-05-01,2025-5-1,2007-10-1
GB/T 30075-2013 Rare Earth Activated Nitride Red Phosphors for LEDs 120.0 via email in 1~3 business day to be superseded,2026-5-1,2014-9-1
GB/T 30454-2013 Test Methods of Silicate Phosphors Activated by Rare Earths for LED 170.0 via email in 1~3 business day valid,,2014-10-1
GB/T 4324.16-2012 Methods for chemical analysis of tungsten - Part 16: Determination of loss content on ignition - Gravimetric method 100.0 via email in 1~3 business day valid,,2013-10-1
YS/T 555.4-2009 Methods for chemical analysis of molybdenum concentrate—Determination of tin content—Atomic fluorescence spectrometry 140.0 via email in 1~3 business day valid,,2010-6-1
GB/T 20166.1-2012 Chemical analysis methods of rare earth polishing powder - Part 1: Determination of cerium oxide content - Titrimetry 104.0 via email in 1~3 business day valid,,2013-5-1
GB/T 23595.1-2009 Test methods of rare earth yellow phosphor for white LED lamps - Part 1: Determination of spectrum property 130.0 via email in 1~3 business day abolished2025-08-01,2025-8-1,2010-2-1
YS/T 901-2013 Methods for Chemical Analysis of High Purity Tungsten - Determination of Trace Impurity Element Content - Glow Discharge Mass Spectrometry 120.0 via email in 1~3 business day abolished2025-05-01,2025-5-1,2014-3-1
GB/T 15076.5-2017 Methods for chemical analysis of tantalum and niobium - Part 5: Determination of molybdenum and tungsten contents - Inductively coupled plasma atomic emission spectrometry 100.0 via email in 1~3 business day valid,,2018-5-1
GB/T 4325.9-2013 Methods for chemical analysis of molybdenum—Part 9:Determination of nickel content—Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry 180.0 via email in 1~3 business day valid,,2014-2-1
GB/T 4324.11-2012 Methods for chemical analysis of tungsten - Part 11: Determination of aluminum content - Inductively coupled plasma atomic emission spectrometry 120.0 via email in 1~3 business day valid,,2013-10-1
YS/T 569.5-2015 Methods for chemical analysis of thallium―Part 5:Determination of cadmium content―Dithizone benzene extraction spectrophotometry 100.0 via email in 1~3 business day valid,,2015-10-1
GB/T 11064.8-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 8: Determination of silicon content - Molybdenum blue spectrophotometric method 80.0 via email in 1~3 business day valid,,2014-8-1
YS/T 226.10-2009 Methods for chemical analysis of selenium Part 10:Determination of nickel content-Flame atomic absorption spectrometry 120.0 via email in 1~3 business day superseded,1993-3-1,2010-6-1
YS/T 872-2013 Methods for chemical analysis gallium—Determination of mercury in industrial gallium—Atomic fluorescence spectrometer method 120.0 via email in 1~3 business day superseded,2024-7-1,2013-9-1
YS/T 568.3-2008 Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of silicon content-Spectrophotometric method with the reduced silicomolybdic complex 140.0 via email in 1~3 business day valid,,2008-9-1
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GB/T 18114.4-2010 Chemical analysis methods of rare earth concentrates—Part 4:Determination of niobium oxide,zirconium oxide and titanium oxide contents—Inductively coupled plasma atomic emission spectrometry 
  Issued on: 2011-01-14   Price(USD): 120.0
YS/T 240.9-2007 Methods for chemical analysis of bismuth concentrate-Determination of lead content-Iodometric method and the flame atomic absorption spectrometric method 
  Issued on: 2007-04-13   Price(USD): 90.0
GB/T 26416.5-2010 Chemical analysis methods of dysprosium ferroalloy—Part 5:Determination of oxygen content—Impulse-infrared conductance absorption method 
  Issued on: 2011-1-14   Price(USD): 100.0
GB/T 15072.1-2008 Test method of precious alloys - Determination of gold content for gold platinum and palladium alloys - Potentiometric titration using ferrous sulfate 
  Issued on: 2008-03-31   Price(USD): 120.0
YS/T 240.3-2007 Methods for chemical analysis of bismuth concentrate - Determination of silicon dioxide content-Molybdenum blue spectrophotometric method and gravimetric method 
  Issued on: 2007-4-13   Price(USD): 90.0
GB/T 30075-2013 Rare Earth Activated Nitride Red Phosphors for LEDs 
  Issued on: 2013-12-17   Price(USD): 120.0
GB/T 30454-2013 Test Methods of Silicate Phosphors Activated by Rare Earths for LED 
  Issued on: 2013-12-31   Price(USD): 170.0
GB/T 4324.16-2012 Methods for chemical analysis of tungsten - Part 16: Determination of loss content on ignition - Gravimetric method 
  Issued on: 2012-12-31   Price(USD): 100.0
YS/T 555.4-2009 Methods for chemical analysis of molybdenum concentrate—Determination of tin content—Atomic fluorescence spectrometry 
  Issued on: 2009-12-4   Price(USD): 140.0
GB/T 20166.1-2012 Chemical analysis methods of rare earth polishing powder - Part 1: Determination of cerium oxide content - Titrimetry 
  Issued on: 2012-11-5   Price(USD): 104.0
GB/T 23595.1-2009 Test methods of rare earth yellow phosphor for white LED lamps - Part 1: Determination of spectrum property 
  Issued on: 2009-4-23   Price(USD): 130.0
YS/T 901-2013 Methods for Chemical Analysis of High Purity Tungsten - Determination of Trace Impurity Element Content - Glow Discharge Mass Spectrometry 
  Issued on: 2013-10-17   Price(USD): 120.0
GB/T 15076.5-2017 Methods for chemical analysis of tantalum and niobium - Part 5: Determination of molybdenum and tungsten contents - Inductively coupled plasma atomic emission spectrometry 
  Issued on: 2017-10-14   Price(USD): 100.0
GB/T 4325.9-2013 Methods for chemical analysis of molybdenum—Part 9:Determination of nickel content—Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry 
  Issued on: 2013-5-9   Price(USD): 180.0
GB/T 4324.11-2012 Methods for chemical analysis of tungsten - Part 11: Determination of aluminum content - Inductively coupled plasma atomic emission spectrometry 
  Issued on: 2012-12-31   Price(USD): 120.0
YS/T 569.5-2015 Methods for chemical analysis of thallium―Part 5:Determination of cadmium content―Dithizone benzene extraction spectrophotometry 
  Issued on: 2015-04-30   Price(USD): 100.0
GB/T 11064.8-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 8: Determination of silicon content - Molybdenum blue spectrophotometric method 
  Issued on: 2013-11-27   Price(USD): 80.0
YS/T 226.10-2009 Methods for chemical analysis of selenium Part 10:Determination of nickel content-Flame atomic absorption spectrometry 
  Issued on: 2009-12-04   Price(USD): 120.0
YS/T 872-2013 Methods for chemical analysis gallium—Determination of mercury in industrial gallium—Atomic fluorescence spectrometer method 
  Issued on: 2013-4-25   Price(USD): 120.0
YS/T 568.3-2008 Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of silicon content-Spectrophotometric method with the reduced silicomolybdic complex 
  Issued on: 2008-3-12   Price(USD): 140.0
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