2025-12-23 10.8.118.215
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 2138-1980 Determination of aluminum content in tellurium--Chromazurol S-tetradecyl pyridine bromide photometric method 184.0 via email in 1~3 business day superseded,1996-3-12,1981-10-1
YS/T 226.9-1994 Determination of chlorine content in selenium - Thiocyanate photometric method 30.0 via email in 1~3 business day abolished2023-11-03 ,,1996-3-12
GB/T 17170-2015 Test method for the EL2 deep donor concentration in semi-insulating gallium arsenide single crystals by infrared absorption spectroscopy 90.0 via email in 1~3 business day valid,,2016-7-1
GB/T 4700.1-1984 Methods for chemical analysis of calcium-silicon;The perchloric acid dehydration-gravimetric method for the determination of silicon content 184.0 via email in 1~3 business day superseded2007-09-29,2006-10-11,1985-9-1
YS/T 519.2-2006 Methods for chemical analysis of arsenic The malachite green photometric method for the determination of antimony content 184.0 via email in 1~3 business day superseded,2010-6-1,2006-10-11
YS/T 519.2-2009 Methods for chemical analysis of arsenic Part 2: Determination of antimony content-Malachite green spectrophotometric method 140.0 via email in 1~3 business day valid,,2010-6-1
GB 2141-1980 Determination of selenium content in tellurium--2, 3-diaminonaphthalene absorption photometric method 184.0 via email in 1~3 business day superseded,1996-3-12,1981-10-1
YS/T 1060-2015 Determination of other chlorosilane in trichlorosilane for silicon eqitaxy―Gas chromatographic method 165.0 via email in 1~3 business day valid,,2015-10-1
YS/T 227.3-1994 Determination of lead content in tellurium--Dithizone-carbon tetrachloride extraction photometric method 30.0 via email in 1~3 business day superseded,2011-3-1,1996-3-12
YS/T 227.2-1994 Determination of aluminum content in tellurium--Chromazurol S-tetradecyl pyridine bromide photometric method 15.0 via email in 1~3 business day superseded,2011-3-1,1996-3-12
GB/T 14849.1-1993 Silicon metal－Determination of iron content－1,10-Phenanthroline spectrophotometric method 184.0 via email in 1~3 business day superseded,2008-4-1,1994-9-1
YB/T 5316-2006 Methods for chemical analysis of calcium-silicon The infrared absorption method the determination of carbon content 134.0 via email in 1~3 business day superseded,2016-9-1,2006-10-11
GB/T 4373.1-1984 Methods for chemical analysis of arsenic--The potassium bromate volumetric method for the determination of arsenic content 180.0 via email in 1~3 business day superseded2007-09-29 ,2006-10-11,1985-4-1
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
YB/T 5315-2006 Methods for chemical analysis of calcium-silicon -- The phosphomolybdenum blue photometric method for the determination of phosphorus content 85.0 via email in 1~3 business day superseded,2016-9-1,2006-10-11
GB 2137-1980 Determination of bismuth content in tellurium--Potassium iodide, brucine photometric method 184.0 via email in 1~3 business day superseded,1996-3-12,1981-10-1
GB/T 19922-2005 Standard test methods for measuring site flatness on silicon wafers by noncontact scanning 150.0 via email in 1~3 business day valid,,2006-4-1
GB/T 4699.2-1984 Methods for chemical analysis of silicochromium--The alkaline fusion-ammonium persulfate oxidation volumetric method for the determination of chromium content 180.0 via email in 1~3 business day valid,,1985-9-1
YS/T 226.4-2009 Methods for chemical analysis of selenium—Part 4:Determination of mercury content—Dithizone-carbon tetrachloride titrated colorimetric-method 120.0 via email in 1~3 business day valid,,2010-6-1
GB 4298-1984 The activation analysis method for the determination of elemental impurities in semiconductor silicon materials 210.0 via email in 1~3 business day abolished2017-12-15,,1985-3-1
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GB 2138-1980 Determination of aluminum content in tellurium--Chromazurol S-tetradecyl pyridine bromide photometric method 
  Issued on:   Price(USD): 184.0
YS/T 226.9-1994 Determination of chlorine content in selenium - Thiocyanate photometric method 
  Issued on: 1996-3-12   Price(USD): 30.0
GB/T 17170-2015 Test method for the EL2 deep donor concentration in semi-insulating gallium arsenide single crystals by infrared absorption spectroscopy 
  Issued on: 2015-12-10   Price(USD): 90.0
GB/T 4700.1-1984 Methods for chemical analysis of calcium-silicon;The perchloric acid dehydration-gravimetric method for the determination of silicon content 
  Issued on: 1984-10-04   Price(USD): 184.0
YS/T 519.2-2006 Methods for chemical analysis of arsenic The malachite green photometric method for the determination of antimony content 
  Issued on: 2006-07-27   Price(USD): 184.0
YS/T 519.2-2009 Methods for chemical analysis of arsenic Part 2: Determination of antimony content-Malachite green spectrophotometric method 
  Issued on: 2009-12-4   Price(USD): 140.0
GB 2141-1980 Determination of selenium content in tellurium--2, 3-diaminonaphthalene absorption photometric method 
  Issued on:   Price(USD): 184.0
YS/T 1060-2015 Determination of other chlorosilane in trichlorosilane for silicon eqitaxy―Gas chromatographic method 
  Issued on: 2015-04-30   Price(USD): 165.0
YS/T 227.3-1994 Determination of lead content in tellurium--Dithizone-carbon tetrachloride extraction photometric method 
  Issued on:   Price(USD): 30.0
YS/T 227.2-1994 Determination of aluminum content in tellurium--Chromazurol S-tetradecyl pyridine bromide photometric method 
  Issued on:   Price(USD): 15.0
GB/T 14849.1-1993 Silicon metal－Determination of iron content－1,10-Phenanthroline spectrophotometric method 
  Issued on: 1993-01-02   Price(USD): 184.0
YB/T 5316-2006 Methods for chemical analysis of calcium-silicon The infrared absorption method the determination of carbon content 
  Issued on: 2006-7-27   Price(USD): 134.0
GB/T 4373.1-1984 Methods for chemical analysis of arsenic--The potassium bromate volumetric method for the determination of arsenic content 
  Issued on: 1984-04-30   Price(USD): 180.0
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
YB/T 5315-2006 Methods for chemical analysis of calcium-silicon -- The phosphomolybdenum blue photometric method for the determination of phosphorus content 
  Issued on: 2006-7-27   Price(USD): 85.0
GB 2137-1980 Determination of bismuth content in tellurium--Potassium iodide, brucine photometric method 
  Issued on:   Price(USD): 184.0
GB/T 19922-2005 Standard test methods for measuring site flatness on silicon wafers by noncontact scanning 
  Issued on: 2005-9-19   Price(USD): 150.0
GB/T 4699.2-1984 Methods for chemical analysis of silicochromium--The alkaline fusion-ammonium persulfate oxidation volumetric method for the determination of chromium content 
  Issued on: 1984-10-04   Price(USD): 180.0
YS/T 226.4-2009 Methods for chemical analysis of selenium—Part 4:Determination of mercury content—Dithizone-carbon tetrachloride titrated colorimetric-method 
  Issued on: 2009-12-04   Price(USD): 120.0
GB 4298-1984 The activation analysis method for the determination of elemental impurities in semiconductor silicon materials 
  Issued on: 1984-3-28   Price(USD): 210.0
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