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GB/T 17418.5-2010 Methods for analysis of noble metals in geochemical samples - Part 5: Determination of ruthenium and osmium content - Separationby distillation-catalytic spectrophotometric method - 英文版 |
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GB/T 6150.8-2009 Methods for chemical analysis of tungsten concentrates - Determination of molybdenum content - The thiocyanate spectrophotometry - 英文版 |
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GB/T 6150.3-2009 Methods for chemical analysis of tungsten concentrates - Determination of phosphorus content - The phosphorus molybdenum yellow spectrophotometry - 英文版 |
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GB/T 6150.16-2009 Methods for chemical analysis of tungsten concentrates - Determination of iron content - The sulfosalicylic acid spectrophotometry - 英文版 |
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GB/T 6609.37-2009 Chemical analysis methods and determination of physical performance of alumina - Part 37: Determination of the particles size content less then 20μm - 英文版 |
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GB/T 6609.30-2009 Chemical analysis methods and determination of physical performance of alumina - Part 30: X-ray fluorescence spectrometric method for the determination centent of trace elements - 英文版 |
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GB/T 23364.6-2009 Methods for chemical analysis of high purity indium oxide - Part 6: Determination of the loss on ignition - Gravimetric analysis - 英文版 |
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GB/T 23362.6-2009 Methods for chemical analysis of high purity indium hydroxide - Part 6: Determination of the loss on ignition - Gravimetric analysis - 英文版 |
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GB/T 23275-2009 Methods for chemical analysis of ruthenium determination of lead, iron, nickel, aluminum, copper, silver, gold, platinum, palladium, rhodium, iridium and silicon in ruthenium powder by glow discharge mass spectrometry - 英文版 |
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GB/T 23273.2-2009 Methods for chemical analysis of cobalt oxalate - Part 2: Determination of lead content - Electrothermal atomic absorption spectrometry - 英文版 |
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GB/T 11547-2008 Plastic - Methods of test for the determination of the effects of immersion in liquid chemicals - 英文版 |
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GB/T 6150.2-2008 Methods for chemical analysis of tungsten concentrates - Determination of tin content - The potassium iodate volumetry and hydrogenate atomic absorption spectrometry - 英文版 |
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GB/T 6150.13-2008 Methods for chemical analysis of tungsten concentrates - Determination of arsenic content - Hydride reduction atomic absorption spectrometry and the silver diethyldithiocarbamate(DDTC-Ag) photometry - 英文版 |
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GB/T 6150.12-2008 Methods for chemical analysis of tungsten concentrates－Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and the gravimetry - 英文版 |
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GB/T 5121.27-2008 Methods for chemical analysis of copper and copper alloys - Part 27:The inductively coupled plasma atomic emission spectromertric method - 英文版 |
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GB/T 4324.8-2008 Methods for chemical analysis of tungsten - Determination of nickel content - The inductively coupled plasma atomic emission spectrometry 、 flame atomic absorption spectrometry and dimethylglyoxime gravimetry - 英文版 |
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GB/T 4324.15-2008 Methods for chemical analysis of tungsten - Determination of magnesium content - The flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 4324.13-2008 Methods for chemical analysis of tungsten - Determination of calcium content - The inductively coupled plasma atomic emission spectrometry - 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 6150.14-2008 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 8647.9-2006 The methods for chemical analysis of nickel - Determination of carbon content - Infra-red absorption method after high frequency induction furnace combustion - 英文版 |
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GB/T 8647.8-2006 The methods for chemical analysis of nickel - Determination of sulphur content - Infra-red absorption method after high frequency induction furnace combustion - 英文版 |
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GB/T 8647.7-2006 The methods for chemical analysis of nickel - Determination of arsenic,antimony,bismuth,tin and lead contents - Electrothermal atomic absorption spectrometric method - 英文版 |
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GB/T 8647.6-2006 The methods for chemical analysis of nickel - Determination of cadmium，cobalt，copper，manganese，lead and zinc contents - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 8647.5-2006 The methods for chemical analysis of nickel - Determination of magnesium content - Flame atomic absorption spectrometric method - 英文版 |
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GB/T 8647.4-2006 The methods for chemical analysis of nickel - Determination of phosphorous content - Molybdenum blue spectrophotometric method - 英文版 |
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GB/T 8647.3-2006 The methods for chemical analysis of nickel - Determination of silicon content - Molybdenum blue spectrophotometric method - 英文版 |
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GB/T 8647.2-2006 The methods for chemical analysis of nickel - Determination of aluminium content - Electrothermal atomic absorption spectrometric method - 英文版 |
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GB/T 8647.1-2006 The methods for chemical analysis of nickel - Determination of iron content - Sulfosalicylic acid spectrophotometric method - 英文版 |
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