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Chinese Standard Classification
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| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
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GB 2112-1980 Determination of tin content in selenium--Phenylfluorone-cetylirimethylammonium bromide absorption photometric method
Issued on: Price(USD): 180.0 |
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GB 2121-1980 Determination of lead content in selenium--Oscillopolarographic method
Issued on: Price(USD): 184.0 |
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GB/T 4700.4-1998 Methods for chemical analysis of calcium-silicon- The phosphomolybdenum blue photometric method for the determination of phosphorus content
Issued on: 1998-01-02 Price(USD): 184.0 |
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YS/T 34.2-2011 Method for chemical analysis of the high-purity arsenic—Predicating method for determinating the concentration of selenium
Issued on: 2011-12-20 Price(USD): 120.0 |
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YS/T 226.5-1994 Determination of mercury content in selenium
Issued on: Price(USD): 30.0 |
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YS/T 226.14-1994 Determination of carbon content in selenium - Combustion conductometric titration method
Issued on: 1993-3-1 Price(USD): 30.0 |
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GB 2144-1980 Determination of magnesium and sodium contents in tellurium--Atomic absorption spectrophotometric method
Issued on: Price(USD): 184.0 |
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YS/T 226.3-2009 Methods for chemical analysis of selenium Part 3:Determination of aluminum content-Chrome azurol S-Cetyl trimethyl ammonium bromide absorption photometric method
Issued on: 2009-12-04 Price(USD): 120.0 |
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YS/T 226.6-2009 Methods for chemical analysis of selenium Part 6: Determination of sulfur content - Diphenylcarbazide spectrophotometry
Issued on: 2009-12-4 Price(USD): 90.0 |
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GB/T 24578-2015 Test method for measuring surface metal contamination on silicon wafers by total reflection X-Ray fluorescence spectroscopy
Issued on: 2015-12-10 Price(USD): 210.0 |
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GB 2142-1980 Determination of copper content in tellurium--Neocuproine Chloroform extraction photometric method
Issued on: Price(USD): 184.0 |
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GB/T 4060-2007 Polycrystalline silicon—Examination method—Vacuum zone-melting on boron
Issued on: 2007-12-18 Price(USD): 120.0 |
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YS/T 980-2014 Determination of impurities of high purity gallium oxide—Inductively coupled plasma-mass spectrmetry
Issued on: 2014-10-14 Price(USD): 160.0 |
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SN/T 1039-2002 Method for the sampling and sample preparation of silicon carbide packed in metricton bags for import and export
Issued on: 2002-01-16 Price(USD): 150.0 |
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GB 2139-1980 Determination of lead content in tellurium--Dithizone-carbon tetrachloride extraction photometric method
Issued on: Price(USD): 184.0 |
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YS/T 226.8-2009 Methods for chemical analysis of selenium Part 8:Determination of copper content-Flame atomic absorption spectrometry
Issued on: 2009-12-04 Price(USD): 120.0 |
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YS/T 226.2-2009 Methods for chemical analysis of selenium - Part 2: Determination of antimony content - Hydride generation-atomic fluorescence spectrometry
Issued on: 2009-12-4 Price(USD): 90.0 |
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GB/T 4373.2-1984 Methods for chemical analysis of arsenic;The malachite green photometric method for the determination of antimony content
Issued on: 1984-04-30 Price(USD): 184.0 |
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GB 2147-1980 Determination of silicon content in tellurium--n-butyl alcohol extraction silicon-molybdenum blue photometric method
Issued on: Price(USD): 184.0 |
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GB/T 4699.1-1984 Methods for chemical analysis of silicochromium--The gravimetric method for the determination of silicon content
Issued on: 1984-09-28 Price(USD): 180.0 |
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