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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| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |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 2145-1980 Determination of tellurium content in tellurium--Potassium dichromate-ammonium ferrous sulfate volumetric method
Issued on: Price(USD): 184.0 |
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YS/T 227.4-1994 Determination of iron content in tellurium--1 10-phenanthroline photometric method
Issued on: Price(USD): 15.0 |
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YS/T 226.12-1994 Determination of lead content in selenium--Oscillopolarographic method
Issued on: Price(USD): 30.0 |
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YS/T 227.11-1994 Determination of silicon content in tellurium--n-butyl alcohol extraction silicon-molybdenum blue photometric method
Issued on: Price(USD): 15.0 |
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YS/T 519.3-2009 Methods for chemical analysis of arsenic Part 3:Determination of sulfur content-Barium sulphate gravimetric method
Issued on: 2009-12-04 Price(USD): 120.0 |
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YS/T 226.2-1994 Determination of antimony content in selenium--Malachite green photometric method
Issued on: Price(USD): 30.0 |
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GB 2118-1980 Determination of chlorine content in selenium--Thiocyanate photometric method
Issued on: Price(USD): 180.0 |
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GB 2122-1980 Determination of tellurium content in selenium--Oscillopolarographic method
Issued on: Price(USD): 180.0 |
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YS/T 37.2-1992 High pure germanium dioxide—Determination of silicon content—Molybdenum blue spectrophotomertic method
Issued on: Price(USD): 184.0 |
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GB 2114-1980 Determination of mercury content in selenium
Issued on: Price(USD): 184.0 |
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SN/T 1650-2005 Determination of iron aluminium calcium magnesium manganese zinc copper titanium chromium nickel vanadium in metal silicon - Inductively coupled plasma atomic emission spectrometry
Issued on: 2005-9-30 Price(USD): 100.0 |
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GB/T 4700.5-1998 Methods for chemical analysis of calcium-silicon-The infrared absorption method for the determination of carbon content
Issued on: 1998-01-02 Price(USD): 224.0 |
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GB/T 4059-2007 Polycrystalline silicon—Examination method—Zone-melting on phosphorus under controlled atmosphere
Issued on: 2007-12-18 Price(USD): 120.0 |
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GB/T 4700.7-1998 Methods for chemical analysis of calcium-silicon -The infrared absorption method and the combustion-potassium iodate titration method for the determination of sulfur content
Issued on: 1998-01-02 Price(USD): 120.0 |
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YS/T 34.1-2011 Method for chemical analysis of the high-purity arsenic—Inductive coupling plasma mass spectrum (ICP-MS) for determinating the concentration of elements in the high-purity arsenic
Issued on: 2011-12-20 Price(USD): 180.0 |
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YS/T 226.15-1994 Determination of selenium content in selenium--Thiosulfate volumetric method
Issued on: Price(USD): 15.0 |
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YS/T 226.10-1994 Determination of sulphur content in selenium--Distillation-reduction photometric method
Issued on: Price(USD): 45.0 |
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YS/T 34.3-2011 Method for chemical analysis of the high-purity arsenic—Predicating method for determinating the concentration of sulfur
Issued on: 2011-12-20 Price(USD): 120.0 |
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GB/T 26067-2010 Standard test method for dimensions of notches on silicon wafers
Issued on: 2011-1-10 Price(USD): 180.0 |
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YB/T 5317-2006 Methods for chemical analysis of calcium-silicon The infrared absorption method and the combustion - Potassiumiodate titration method for the determination of sulfur content
Issued on: 2006-7-27 Price(USD): 214.0 |
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