2025-12-21 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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
YS/T 227.9-1994 Determination of tellurium content in tellurium--Potassium dichromate-ammonium ferrous sulfate volumetric method 15.0 via email in 1~3 business day superseded,2011-3-1,1996-3-12
GB/T 19199-2015 Test methods for carbon acceptor 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 2119-1980 Determination of sulphur content in selenium--Distillation-reduction photometric method 184.0 via email in 1~3 business day superseded,1993-3-1,1981-10-1
GB 2110-1980 Determination of bismuth content in selenium--Potassium iodide, thiourea, brucine photometric method 180.0 via email in 1~3 business day superseded,,1981-10-1
GB 2115-1980 Determination of arsenic content in selenium--Arsenic-molybdenum blue photometric method 180.0 via email in 1~3 business day valid,,1981-10-1
YS/T 227.8-1994 Determination of magnesium and sodium contents in tellurium--Atomic absorption spectrophotometric method 15.0 via email in 1~3 business day superseded,2011-3-1,1996-3-12
YS/T 519.1-2006 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The potassium bromate volumetric method for the determination of arsenic content 180.0 via email in 1~3 business day superseded,2010-6-1,2006-10-11
GB 2113-1980 Determination of aluminum content in selenium--Chrome azurol S--Cetyl trimethyl ammonium bromide absorption photometric method 184.0 via email in 1~3 business day superseded,1993-3-1,1981-10-1
GB 2111-1980 Determination of antimony content in selenium--Malachite green photometric method 184.0 via email in 1~3 business day superseded,1993-3-1,1981-10-1
YS/T 226.9-2009 Methods for chemical analysis of selenium Part 9:Determination of iron content-Flame atomic absorption spectrometry 120.0 via email in 1~3 business day superseded,1993-3-1,2010-6-1
GB/T 14849.3-1993 Silicon metal--Determination of calciumcontent 224.0 via email in 1~3 business day superseded,2008-4-1,1994-9-1
YS/T 34.4-1992 Methods for chemical analysis of the high-purity arsenic—Predicating method for determinating the concentration of sulfur 184.0 via email in 1~3 business day superseded,2012-7-1,1993-1-1
YS/T 226.7-1994 Determination of silicon content in selenium--Silicon-molybdenum blue photometric method 15.0 via email in 1~3 business day superseded,2010-6-1,1996-3-12
YS/T 227.10-1994 Determination of arsenic content in tellurium--n-butyl alcohol extraction arsenic-molybdenum blue photometric method 15.0 via email in 1~3 business day superseded,2011-3-1,1996-3-12
GB/T 32281-2015 Test method for measuring oxygen, carbon, boron and phosphorus in solar silicon wafers and feedstock by secondary ion mass spectrometry 150.0 via email in 1~3 business day valid,,2017-1-1
YS/T 519.4-2009 Methods for chemical analysis of arsenic Part 4: Determination of bismuth antimony and sulfur content-Inductively coupled plasma atomic emission spectrometry 140.0 via email in 1~3 business day valid,,2010-6-1
GB/T 26074-2010 Germanium monocrystal—Measurement of resistivity-DC linear four-point probe 160.0 via email in 1 business day valid,,2011-10-1
GB/T 14849.4-2008 for chemical analysis of silicon metal - Part 4: Determination of elements content Inductively coupled plasma atomic emission spectrometric method 60.0 via email in 1~3 business day superseded,2015-8-1,2008-12-1
YS/T 981.1-2014 Methods for chemical analysis of high purity indium―Determination of magnesiumaluminumsiliconsulphurironnickelcopperzinc,arsenic,silver,cadmium,tin,thallium,lead content―High mass resolution glow discharge mass specrometry 160.0 via email in 1~3 business day superseded2025-05-01,2025-5-1,2015-4-1
YS/T 227.5-1994 Determination of selenium content in tellurium--2 3-diaminonaphthalene absorption photometric method 15.0 via email in 1~3 business day superseded,2011-3-1,1996-3-12
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YS/T 227.9-1994 Determination of tellurium content in tellurium--Potassium dichromate-ammonium ferrous sulfate volumetric method 
  Issued on:   Price(USD): 15.0
GB/T 19199-2015 Test methods for carbon acceptor concentration in semi-insulating gallium arsenide single crystals by infrared absorption spectroscopy 
  Issued on: 2015-12-10   Price(USD): 90.0
GB 2119-1980 Determination of sulphur content in selenium--Distillation-reduction photometric method 
  Issued on:   Price(USD): 184.0
GB 2110-1980 Determination of bismuth content in selenium--Potassium iodide, thiourea, brucine photometric method 
  Issued on:   Price(USD): 180.0
GB 2115-1980 Determination of arsenic content in selenium--Arsenic-molybdenum blue photometric method 
  Issued on:   Price(USD): 180.0
YS/T 227.8-1994 Determination of magnesium and sodium contents in tellurium--Atomic absorption spectrophotometric method 
  Issued on:   Price(USD): 15.0
YS/T 519.1-2006 Methods for chemical analysis of arsenic The potassium bromate volumetric method for the determination of arsenic content 
  Issued on: 2006-07-27   Price(USD): 180.0
GB 2113-1980 Determination of aluminum content in selenium--Chrome azurol S--Cetyl trimethyl ammonium bromide absorption photometric method 
  Issued on:   Price(USD): 184.0
GB 2111-1980 Determination of antimony content in selenium--Malachite green photometric method 
  Issued on:   Price(USD): 184.0
YS/T 226.9-2009 Methods for chemical analysis of selenium Part 9:Determination of iron content-Flame atomic absorption spectrometry 
  Issued on: 2009-12-04   Price(USD): 120.0
GB/T 14849.3-1993 Silicon metal--Determination of calciumcontent 
  Issued on: 1993-01-02   Price(USD): 224.0
YS/T 34.4-1992 Methods for chemical analysis of the high-purity arsenic—Predicating method for determinating the concentration of sulfur 
  Issued on: 1992-03-13   Price(USD): 184.0
YS/T 226.7-1994 Determination of silicon content in selenium--Silicon-molybdenum blue photometric method 
  Issued on:   Price(USD): 15.0
YS/T 227.10-1994 Determination of arsenic content in tellurium--n-butyl alcohol extraction arsenic-molybdenum blue photometric method 
  Issued on:   Price(USD): 15.0
GB/T 32281-2015 Test method for measuring oxygen, carbon, boron and phosphorus in solar silicon wafers and feedstock by secondary ion mass spectrometry 
  Issued on: 2015-12-10   Price(USD): 150.0
YS/T 519.4-2009 Methods for chemical analysis of arsenic Part 4: Determination of bismuth antimony and sulfur content-Inductively coupled plasma atomic emission spectrometry 
  Issued on: 2009-12-4   Price(USD): 140.0
GB/T 26074-2010 Germanium monocrystal—Measurement of resistivity-DC linear four-point probe 
  Issued on: 2011-1-10   Price(USD): 160.0
GB/T 14849.4-2008 for chemical analysis of silicon metal - Part 4: Determination of elements content Inductively coupled plasma atomic emission spectrometric method 
  Issued on: 2008-6-9   Price(USD): 60.0
YS/T 981.1-2014 Methods for chemical analysis of high purity indium―Determination of magnesiumaluminumsiliconsulphurironnickelcopperzinc,arsenic,silver,cadmium,tin,thallium,lead content―High mass resolution glow discharge mass specrometry 
  Issued on: 2014-10-14   Price(USD): 160.0
YS/T 227.5-1994 Determination of selenium content in tellurium--2 3-diaminonaphthalene absorption photometric method 
  Issued on:   Price(USD): 15.0
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