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GB/T 12737-2008 Chemical products for industrial use-General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry - 英文版 |
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GB/T 6150.6-2008 Methods for chemical analysis of tungsten concentrates - Determination hygroscopic moisture content - Gravimetric method - 英文版 |
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GB/T 6150.5-2008 Methods for chemical analysis of tungsten concentrates - Determination of calcium content - EDTA volumetric method and flame atomic absorption spectrometric method - 英文版 |
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GB/T 6150.4-2008 Methods for chemical analysis of tungsten concentrates - Determination of sulfur content - The high frequency-infrared absorption method - 英文版 |
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GB/T 6150.15-2008 Methods for chemical analysis of tungsten concentrates - Determination of bismuth content - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 6150.14-2008 Methods for chemical analysis of tungsten concentrates - Determination of manganese content - The ammonium ferrous sulfate volumetric method and flame atomic absorption spectrometric method - 英文版 |
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GB/T 6150.1-2008 Methods for chemical analysis of tungsten concentrates - Determination of tungsten trioxide content - The ammonium tungstate igniting gravimetric method - 英文版 |
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GB/T 6150.11-2008 Methods for chemical analysis of tungsten concentrates - Determination of zinc content - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 6150.10-2008 Methods for chemical analysis of tungsten concentrates - Determination of lead content - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 5124.2-2008 Methods for chemical analysis of hardmetals - Determination of insoluble (free) carbon content - Gravimetric method - 英文版 |
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GB/T 5124.1-2008 Methods for chemical analysis of hardmetals - Determination of total carbon content - Gravimetric method - 英文版 |
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GB/T 3253.6-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of selenium content - Atomic fluorescence spectrometer method - 英文版 |
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GB/T 3253.5-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of copper content - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 3253.3-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of lead content - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 3253.2-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of iron content - Orthophenanthroline spectrophotometric method - 英文版 |
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GB/T 3253.1-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of arsenic content - Arsenic molybdenum blue spectrophotometric method - 英文版 |
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GB/T 20975.9-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 9:Determination of lithium content Flame atomic absorption spectrometric method - 英文版 |
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GB/T 20975.8-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 8:Determination of zinc content - 英文版 |
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GB/T 20975.7-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 7:Determination of manganese content Potassium periodate spectrophotometric method - 英文版 |
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GB/T 20975.6-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 6:Determination of cadmium content Flame atomic absorption spectrometric method - 英文版 |
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GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 5:Determination of silicon content - 英文版 |
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GB/T 20975.4-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 4:Determination of iron content Orthopenanthroline photometric method - 英文版 |
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GB/T 20975.3-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 3:Determination of copper content - 英文版 |
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GB/T 20975.24-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 24:Determination of total rare earth contents - 英文版 |
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GB/T 20975.23-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 23:Determination of antimony content Potassium iodide spectrophotometric method - 英文版 |
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GB/T 20975.22-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 22:Determination of beryllium content SCR spectrophotometric method - 英文版 |
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GB/T 20975.21-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 21:Determination of calcium content Flame atomic absorption spectrometric method - 英文版 |
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GB/T 20975.20-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 20:Determination of gallium content Butyrhodamine B spectrophotometric method - 英文版 |
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GB/T 20975.19-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 19:Determination of zirconium content - 英文版 |
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GB/T 20975.18-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 18:Determination of chromium content - 英文版 |
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