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GB/T 11066.2-2008 Methods for chemical analysis of gold - Determination of silver content - Flame atomic absorption spectrometry - 英文版 |
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GB/T 7731.7-2008 Ferrotungsten - Determination of tin content - Phenylfluorone photometric method and inductively coupled plasma-atomic emission spectrometry - 英文版 |
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GB/T 7731.14-2008 Ferrotungsten - Determination of lead content - The polarographic method and inductively coupled plasma-atomic emission spectrometry - 英文版 |
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GB/T 223.43-2008 Iron, steel and alloy - Determination of tungsten content - Gravimetryc method and spectrophotometric method - 英文版 |
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GB/T 21850-2008 Chemical products for industry use - Determination of spontaneous combustion of solids and liquids - 英文版 |
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GB/T 7532-2008 Determination of heavy metals in organic chemical products - Visual colorimetry - 英文版 |
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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 10656-2008 Analysis of water used in boiler and cooling system - Determination of zinc - Zincon spectrophotometry - 英文版 |
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GB/T 15072.7-2008 Test methods of precious metal alloys - Determination of chromium and iron contents for gold alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 15072.4-2008 Test method of precious metal alloys - Determination of palladium content for palladium and silver alloys - Butanedione dioxime gravimetry - 英文版 |
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GB/T 15072.19-2008 Test method of precious metal alloys - Determination of vanadium and magnesium contents for silver alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 15072.18-2008 Test method of precious metal alloys - Determination of zirconium and gadolinium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 15072.17-2008 Test method of precious metal alloys - Determination of tungsten contents for platinum alloys - Tungstic acid gravimetry - 英文版 |
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GB/T 15072.16-2008 Test method of precious metal alloys - Determination of copper and manganese contents for gold alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 15072.15-2008 Test method of precious metal alloys - Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 15072.14-2008 Test method of precious metal alloys - Determination of aluminium and nickel contents for silver alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 15072.13-2008 Test method of precious metal alloys - Determination of tin , cerium and lanthanium contents for silver alloys - Inductively coupled clasma atomic emission spectrometry - 英文版 |
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GB/T 15072.12-2008 Test method of precious metal alloys - Determination of nickel contents for silver alloys - Hydrogen peroxide spectrophotometry - 英文版 |
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GB/T 15072.11-2008 Test method of precious metal alloys - Determination of gadolinium and beryllium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 21498-2008 Determination of trypsin inhibitor activity of soya products - 英文版 |
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GB/T 17593.2-2007 Textiles - Determination of heavy metals - Part 2: Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 21198.6-2007 Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 6：Difference method - 英文版 |
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GB/T 21198.5-2007 Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 5：999‰ silver jewellery alloys - Determination of silver - Difference method - 英文版 |
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GB/T 21198.4-2007 Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 4：999‰ precious metals jewellery alloys - Determination of precious metals - Difference method - 英文版 |
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GB/T 21198.3-2007 Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 3：Palladium jewellery alloys - Determination of palladium - Method using a solution with yttrium as internal standard element - 英文版 |
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GB/T 21198.2-2007 Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 2：Platinum jewellery alloys - Determination of platinum - Method using the intensity ratios of all minor constituents with reference to platinum - 英文版 |
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GB/T 21198.1-2007 Determination of precious metals in precious metals jewellery alloys -Method using ICP spectrometry - Part 1：Platinum jewellery alloys - Determination of platinum - Method using a solution with yttrium as internal standard element - 英文版 |
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GB/T 21108-2007 Determination of choramphenicol in feeds high performance liquid chromatography tandem mass spectometry - 英文版 |
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GB/T 21109.3-2007 Functional safety-Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels - 英文版 |
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GB/T 223.79-2007 Iron and steel - Determination of multi - element contents - X - ray fluorescence spectrometry (Routine method) - 英文版 |
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