China Determination of pH GB Standards Search Result |
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GB/T 7717.12-2008 Acrylonitrile for industrial use - Part 12: Determination of purity and impurities - Gas chromatographic method - 英文版 |
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GB/T 7717.11-2008 Acrylonitrile for industrial use - Part 11: Determination of content of iron and copper - Spectrophotometric method - 英文版 |
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GB/T 7717.10-2008 Acrylonitrile for industrial use - Part 10: Determination of content of peroxides - Spectrophotometric method - 英文版 |
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GB/T 6022-2008 Butadiene for industrial use - Determination of oxygen in gaseous phase above liquid butadiene - 英文版 |
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GB/T 6017-2008 Butadiene for industrial use - Determination of purity and hydrocarbon impurities - Gas chromatographic method - 英文版 |
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GB/T 2924-2008 Photography - Colour negative films for still photography - Determination of ISO speed - 英文版 |
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GB/T 6150.7-2008 Methods for chemical analysis of tungsten concentrates - Determination of tantalum content and niobium content - Inductively coupled plasma emission spectrometry and spectrophotometry - 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 5121.2-2008 Methods for chemical analysis of copper and copper alloys - Part 2:Determination of pHosphorus content - 英文版 |
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GB/T 21995-2008 Determination of nitroimidazoles in feeds - Liquid chromatography-tandem mass spectrometry method - 英文版 |
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GB/T 10512-2008 Determination of pHosphorus content for nitrophosphate - Quinoline phosphomolybdate gravimetric method - 英文版 |
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GB/T 10511-2008 Determination of total nitrogen content for nitrophosphate - Titrimetric method after distillation - 英文版 |
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GB/T 10209.1-2008 Determination of monoammonium phosphate and diammonium phoshpate - Part 1: Total nitrogen content - 英文版 |
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GB/T 21994.8-2008 Chemical analysis of magnesium fluoride - Part 8: Determination of sulphate content - Barium sulphate gravimetric method - 英文版 |
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GB/T 21994.7-2008 Chemical analysis of magnesium fluoride - Part 7: Determination of iron content - Orthophenantholine photometric method - 英文版 |
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GB/T 21994.6-2008 Chemical analysis of magnesium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric method - 英文版 |
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GB/T 8296-2008 Raw natural rubber and rubber latices - Determination of manganese content - Sodium periodate photmetric methods - 英文版 |
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GB/T 8295-2008 Natural Rubber and latex - Determination of copper content - Photometric method - 英文版 |
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GB/T 13248-2008 Rubber and rubber latices - Determination of manganese content - Sodium periodate photometric methodes - 英文版 |
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GB/T 21928-2008 Determination of pHthalate esters in food plastic packaging materials - 英文版 |
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GB/T 21932-2008 Nickel and ferronickel - Determination of sulphur content - Barium sulfate gravimctric method after alumina chromatographic separation - 英文版 |
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GB/T 21931.3-2008 Nickel,ferronickel and nickel alloys - Determination of pHosphorus content - Phosphovanoclonolybeate molecular absorption spectrometric method - 英文版 |
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GB/T 21927-2008 Determination of Tertiary Butylhydroquinone in foods - High-Performance of liquid chromatography - 英文版 |
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GB/T 21916-2008 Determination of synthetic colour in fruit tins - High performance liquid chromatography - 英文版 |
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GB/T 21915-2008 Determination of natamycin in food - By high-performance liquid chromatography - 英文版 |
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GB/T 21914-2008 Determination of Benzyl Acetate in tea-drink - Gas chromatography method - 英文版 |
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GB/T 21911-2008 Determination of pHthalate esters in foods - 英文版 |
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GB/T 22224-2008 Determination of dietary fiber in foods - Enzymatic gravimetric method and enzymatic gravimetric method - Liquid chromatography - 英文版 |
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GB/T 22223-2008 Determination of total fat, saturated fat, and unsaturated fat in foods - Hydrolytic Extraction - Gas Chromatography - 英文版 |
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