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Chinese Standard Classification
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ICS Classification
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| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
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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 |
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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 |
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GB 2119-1980 Determination of sulphur content in selenium--Distillation-reduction photometric method
Issued on: Price(USD): 184.0 |
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GB 2110-1980 Determination of bismuth content in selenium--Potassium iodide, thiourea, brucine photometric method
Issued on: Price(USD): 180.0 |
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GB 2115-1980 Determination of arsenic content in selenium--Arsenic-molybdenum blue photometric method
Issued on: Price(USD): 180.0 |
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YS/T 227.8-1994 Determination of magnesium and sodium contents in tellurium--Atomic absorption spectrophotometric method
Issued on: Price(USD): 15.0 |
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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 |
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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 |
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GB 2111-1980 Determination of antimony content in selenium--Malachite green photometric method
Issued on: Price(USD): 184.0 |
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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 |
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GB/T 14849.3-1993 Silicon metal--Determination of calciumcontent
Issued on: 1993-01-02 Price(USD): 224.0 |
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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 |
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YS/T 226.7-1994 Determination of silicon content in selenium--Silicon-molybdenum blue photometric method
Issued on: Price(USD): 15.0 |
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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 |
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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 |
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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 |
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GB/T 26074-2010 Germanium monocrystal—Measurement of resistivity-DC linear four-point probe
Issued on: 2011-1-10 Price(USD): 160.0 |
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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 |
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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 |
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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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