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China spectrophotometric GB Standards English PDF List


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  •  China "spectrophotometric" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 26416.9-2023 Methods for chemical analysis of rare earth iron alloys - Part 9: Determination of phosphorus content - Bismuth phosphomolybdenum blue spectrophotometric method
    稀土铁合金化学分析方法 第9部分:磷量的测定 铋磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 223.63-2022 Iron, steel and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method
    钢铁及合金 锰含量的测定 高碘酸钠(钾)分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 14571.4-2022 Test methods for ethylene glycol for industrial use Part 4: Determination of ultraviolet transmittance ultraviolet spectrophotometric method
    工业用乙二醇试验方法 第4部分:紫外透光率的测定 紫外分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 41322-2022 Cemented carbides - Determination of silicon content in cobalt powder - spectrophotometric method
    硬质合金 钴粉中硅量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 7731.5-2021 Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method
    钨铁 硅含量的测定 硅钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 7731.4-2021 Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method
    钨铁 磷含量的测定 磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 7729-2021 Chemical analysis of metallurgical products—General rule for spectrophotometric methods
    冶金产品化学分析 分光光度法通则
    China National Standards
    spectrophotometric

    English PDF
    GB/T 223.91-2021 Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method
    钢铁及合金 铜含量的测定 2,2'-联喹啉分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 40173-2021 Determination of reducing-end sugar in water-soluble chitosan—spectrophotometric method
    水溶性壳聚糖中还原性端基糖的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 40152-2021 Determination of saccharase activity in honey—spectrophotometric method
    蜂蜜中蔗糖转化酶的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 14949.5-2021 Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method
    锰矿石 钛含量的测定 二安替吡啉甲烷分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.48-2021 Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method
    铁矿石 铋含量的测定 二硫代二安替吡啉甲烷分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 40998-2021 Determination of hydroxypropyl content in modified starch -- spectrophotometric method
    变性淀粉中羟丙基含量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 40897-2021 Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method
    化妆品中碱金属硫化物和碱土金属硫化物的测定 亚甲基蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 223.37-2020 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation
    钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 20975.35-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method
    铝及铝合金化学分析方法 第35部分:钨含量的测定 硫氰酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3286.10-2020 Methods for chemical analysis of limestone and dolornite一Part 10:Determination of titanium dioxide content一Diantipyrylmethane spectrophotometric method
    石灰石及白云石化学分析方法 第10部分:二氧化钛含量的测定 二安替吡啉甲烷分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 39544-2020 Natural rubber latex concentrate—Determination of total phosphate content—spectrophotometric method
    浓缩天然胶乳 总磷酸盐含量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method
    再生水水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 20975.20-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 20:Determination of gallium content—Butyrhodamine B spectrophotometric method
    铝及铝合金化学分析方法 第20部分:镓含量的测定 丁基罗丹明B分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.78-2019 Iron ores—Determination of cadmium content—Graphite furnace atomic absorption spectrophotometric method
    铁矿石 镉含量的测定 石墨炉原子吸收光谱法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 24583.5-2019 :Vanadium-nitrogen—Determination of phosphorus content—Bismuth molybdenum blue spectrophotometric method
    钒氮合金 磷含量的测定 铋磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 4333.6-2019 Ferrosilicon—Determination of chromium content—Diphenylcarbazide spectrophotometric method
    硅铁 铬含量的测定 二苯基碳酰二肼分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 15264-1994/XG1-2018 Ambient air--Determination of lead--Flame atomic absorption spectrophotometric method
    《环境空气铅的测定火焰原子吸收分光光度法》第1号修改单
    China National Standards
    spectrophotometric

    English PDF
    GB/T 35069-2018 Coke—Determination of phosphorus content—Reduced molybdophosphate spectrophotometric method
    焦炭 磷含量的测定 还原磷钼酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 36861-2018 Determination of activity of β-mannanase as feed additive—spectrophotometric method
    饲料添加剂β-甘露聚糖酶活力的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 12690.6-2017 Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 6: Determination of iron content—Kslium thiocyanate, 1,10-Phenanthroline spectrophotometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 第6部分:铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 1819.11-2017 Methods for chemical analysis of tin concentrates—Part 11:Determination of aluminium oxide content—Chromazuzal S spectrophotometric method
    锡精矿化学分析方法 第11部分:三氧化二铝量的测定 铬天青S分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 1819.9-2017 Methods for chemical analysis of tin concentrates—Part 9:Determination of tungsten trioxide content—The thiocyanate spectrophotometric method
    锡精矿化学分析方法 第9部分:三氧化钨量的测定 硫氰酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.42-2017 Iron ores—Determination of lead content—Dithizone spectrophotometric method
    铁矿石 铅含量的测定 双硫腙分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.39-2017 Iron ores—Determination of nickle content—Dimetylglyoxime spectrophotometric method
    铁矿石 镍含量的测定 丁二酮肟分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.47-2017 Iron ores—Determination of niobium content—Sulfochlorophenol S spectrophotometric method
    铁矿石 铌含量的测定 氯代磺酚S分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.37-2017 Iron ores—Determination of cobalt content—4-((5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method
    铁矿石 钴含量的测定 4-[(5-氯-2-吡啶)偶氮]-1,3-二氨基苯分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.31-2017 Iron ores—Determination of vanadium—N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method
    铁矿石 钒含量的测定 N-苯甲酰苯胲萃取分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.38-2017 Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method
    铁矿石 钴含量的测定 亚硝基-R盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.30-2017 Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
    铁矿石 铬含量的测定 二苯基碳酰二肼分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.34-2017 Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
    铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.44-2017 Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol spectrophotometric method
    铁矿石 锌含量的测定 1-(2-吡啶偶氮)-2-萘酚分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.27-2017 Iron ores—Determination of fluorine content—Lanthanum-alizarin complexion spectrophotometric method
    铁矿石 氟含量的测定 镧-茜素络合腙分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 33409-2016 Determination of the activity of beta-galactosidase—spectrophotometric method
    β-半乳糖苷酶活性检测方法 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.22-2016 Iron ores—Determination of titanium content—Diantipyrylmethane spectrophotometric method
    铁矿石 钛含量的测定 二安替吡啉甲烷分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.12-2016 Iron ores—Determination of aluminum content—Chrome azurol S spectrophotometric method
    铁矿石 铝含量的测定 铬天青S分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.19-2016 Iron ores—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method
    铁矿石 磷含量的测定 铋磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 5195.7-2016 Fluorspar—Determination of zinc content—Flame atomic absorption spectrophotometric method
    萤石 锌含量的测定 原子吸收光谱法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.35-2016 Iron ores—Determination of copper content—Oxalic acid bis-cyclohexylidene hydragide (cuprizone) spectrophotometric method
    铁矿石 铜含量的测定 双环己酮草酰二腙分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.21-2016 Iron ores—Determination of manganse content—Potassium periodate spectrophotometric method
    铁矿石 锰含量的测定 高碘酸钾分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.9-2016 Iron ores—Determination of silicon content—The silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate
    铁矿石 硅含量的测定 硫酸亚铁铵还原-硅钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6730.7-2016 Iron ores—Determination of metallic iron content—Sulfosalicylic acid spectrophotometric method
    铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 4702.7-2016 Chromium metal─Determination of nitrogen content─Distillation-nessler reagent spectrophotometric method
    金属铬 氮含量的测定 蒸馏分离-奈斯勒试剂分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 14849.11-2016 Methods for chemical analysis of silicon metal—Part 11:Determination of chromium content—1,5-Diphenylcarbohydrazide spectrophotometric method
    工业硅化学分析方法 第11部分:铬含量的测定 二苯碳酰二肼分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 4702.3-2016 Chromiun metal—The determination of phosphorus content—Bismuth phosphate molybdenum blue spectrophotometric method
    金属铬 磷含量的测定 铋磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 31931-2015 Zinc or zinc alloy coating on steel sheets or strips—Determination of hexavalent chromium content—1,5-Diphenylcarbohydrazide (diphenylcarbazide) spectrophotometric method
    钢板及钢带 锌及锌合金镀层中六价铬含量的测定 二苯碳酰二肼分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3884.17-2014 Methods for chemical analysis of copper concentrates―Part 17:Determination of aluminium oxide content―Chromazurol S spectrophotometric method and fluoride salts device-Na2EDTA titrimetric method
    铜精矿化学分析方法 第17部分:三氧化二铝量的测定 铬天青S胶束增溶光度法和沉淀分离-氟盐置换-Na2EDTA滴定法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3286.6-2014 Methods for chemical analysis of limestone and dolomite―Part 6: The determination of phosphorus content―The phosphomolybdate blue spectrophotometric method
    石灰石及白云石化学分析方法 第6部分:磷含量的测定 磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 5059.5-2014 Ferromolybdenum―Determination of silicon content―Sulphuric acid dehydration gravimetric method and molybdenum blue spectrophotometric method
    钼铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 5059.2-2014 Ferromolybdenum―Determination of antimony content―Malachite green spectrophotometric method
    钼铁 锑含量的测定 孔雀绿分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3286.5-2014 Method for chemical analysis of limestone and dolomite―Part 5:The determination of manganese oxide content―The periodate oxidation spectrophotometric method
    石灰石及白云石化学分析方法 第5部分:氧化锰含量的测定 高碘酸盐氧化分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 30389-2013 Chillies and chilli oleoresins—Determination of total capsaicinoid content—spectrophotometric methods
    辣椒及其油树脂 总辣椒碱含量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 11064.8-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 8: Determination of silicon content - Molybdenum blue spectrophotometric method
    碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第8部分:硅量的测定 钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 11064.7-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 7: Determination of iron content-1,10-phenanthroline spectrophotometric method
    碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第7部分:铁量的测定 邻二氮杂菲分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 11064.13-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 13: Determination of aluminum content - Chromazurol S-cetylpyridine bromide spectrophotometric method
    碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第13部分:铝量的测定 铬天青S-溴化十六烷基吡啶分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 13748.9-2013 Chemical analysis methods of magnesium and magnesium alloys - Part 9:Determination of iron content - Orthopenanthroline spectrophotometric method
    镁及镁合金化学分析方法 第9部分:铁含量测定 邻二氮杂菲分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 13748.4-2013 Chemical analysis methods of magnesium and magnesium alloys - Part 4:Determination of manganese content - Periodate spectrophotometric method
    镁及镁合金化学分析方法 第4部分:锰含量的测定 高碘酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 13748.10-2013 Chemical analysis methods of magnesium and magnesium alloys - Part 10:Determination of silicon content - Molybdenum blue spectrophotometric method
    镁及镁合金化学分析方法 第10部分:硅含量的测定 钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 13646-2013 Rubber - Determination of bound styrene content - spectrophotometric method
    橡胶 结合苯乙烯含量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 17518-2012 General method for determination of silicon content of chemical products - Reduced molybdosilicate spectrophotometric method
    化工产品中硅含量测定的通用方法 还原硅钼酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3286.4-2012 Methods for chemical analysis of limestone and dolomite - Part 4: The determination of iron oxide content - The o-phenanthroline spectrophotometric method and the flame atomic absorption spectrometric method
    石灰石及白云石化学分析方法 第4部分:氧化铁含量的测定 邻二氮杂菲分光光度法和火焰原子吸收光谱法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3286.3-2012 Methods for chemical analysis of limestone and dolomite - Part 3: The determination of aluminium oxide content - The chrome azurol S spectrophotometric method and the complexometric titration method
    石灰石及白云石化学分析方法 第3部分:氧化铝含量的测定 铬天青S分光光度法和络合滴定法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 3286.2-2012 Methods for chemical analysis of limestone and dolomite - Part 2: The determination of silicon dioxide content - The silicomolybdic blue spectrophotometric method and the perchloric acid dehydration gravimetric method
    石灰石及白云石化学分析方法 第2部分:二氧化硅含量的测定 硅钼蓝分光光度法和高氯酸脱水重量法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 28019-2011 Adornment - Determination of Chromium(Ⅵ)- 1, 5-Diphenylcarbohydrazide spectrophotometric method
    饰品 六价铬的测定 二苯碳酰二肼分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 12688.8-2011 Test method of styrene for industrial use - Part 8:Determination of content of inhibitor(p-tert-butylcatechol)- spectrophotometric method
    工业用苯乙烯试验方法 第8部分:阻聚剂(对-叔丁基邻苯二酚)含量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 12689.1-2010 Methods for chemical analysis of zinc and zinc alloys - Part 1: Determination of aluminum content - Chromazurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry, Chromeazurol S spectrophotometric method and EDTA titrimetry
    锌及锌合金化学分析方法 第1部分:铝量的测定 铬天青S-聚乙二醇辛基苯基醚-溴化十六烷基吡啶分光光度法、CAS分光光度法和EDTA滴定法
    China National Standards
    spectrophotometric

    English PDF
    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
    地球化学样品中贵金属分析方法 第5部分:钌量和锇量的测定 蒸馏分离-催化分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 17418.4-2010 Methods for analysis of noble metals in geochemical samples - Part 4: Determination of iridium content - Preconcentration by thiourea-catalytic spectrophotometric method
    地球化学样品中贵金属分析方法 第4部分:铱量的测定 硫脲富集-催化分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 17418.3-2010 Methods for analysis of noble metals in geochemical samples - Part 3: Determination of palladium content - Preconcentration by thiourea - graphite furnace atomic absorption spectrophotometric method
    地球化学样品中贵金属分析方法 第3部分:钯量的测定 硫脲富集-石墨炉原子吸收分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 8570.7-2010 Determination of liquefied anhydrous ammonia - Part 7: Iron content - o-Phenathroline spectrophotometric method
    液体无水氨的测定方法 第7部分:铁含量 邻菲?啉分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 25222-2010 Inspection of grain and oils - Determination of phosphide residues in grain-spectrophotometric method
    粮油检验 粮食中磷化物残留量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 6276.6-2010 Determination of ammonium hydrogen carbonate for industrial use - Part 6: Iron content o - Phenathroline spectrophotometric method
    工业用碳酸氢铵的测定方法 第6部分:铁含量 邻菲啰啉分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 2441.9-2010 Determination of urea - Part 9: Methylenediurea content - spectrophotometric method
    尿素的测定方法 第9部分:亚甲基二脲含量 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 2441.4-2010 Determination of urea - Part 4: Iron content 1,10 - Phenanthroline spectrophotometric method
    尿素的测定方法 第4部分:铁含量 邻菲啰啉分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 2441.2-2010 Determination of urea - Part 2: Biuret content - spectrophotometric method
    尿素的测定方法 第2部分:缩二脲含量 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 223.84-2009 Steel and iron - Determination of titanium content - Diantipyrylmethane spectrophotometric method
    钢铁及合金 钛含量的测定 二安替比林甲烷分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 8704.8-2009 Ferrovanadium - Determination of aluminium content - The chromazurol S spectrophotometric method and EDTA titrimetric method
    钒铁 铝含量的测定 铬天青S分光光度法和EDTA滴定法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 24227-2009 Chromium ores and concentrates - Determination of silicon content - spectrophotometric method and gravimetric method
    铬矿石和铬精矿 硅含量的测定 分光光度法和重量法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 8039-2009 Benzol products of coal carbonization-determination of total sulphur content-reduction and spectrophotometric method
    焦化苯类产品全硫含量的还原分光光度测定方法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 4701.7-2009 Ferrotitanium - Determination of phosphorus content - Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometric method
    钛铁 磷含量的测定 铋磷钼蓝分光光度法和钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23944-2009 Inorganic chemicals for products use - General method for the determination of aluminium - Chromazurol S-spectrophotometric method
    无机化工产品中铝测定的通用方法 铬天青S分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23943-2009 Inorganic chemicals for industrial use - General method for the determination of chromium(Ⅵ) content - 1,5-diphenylcarbohydrazide spectrophotometric method
    无机化工产品中六价铬含量测定的通用方法 二苯碳酰二肼分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23874-2009 Determination of xylanase activity in feed additives - spectrophotometric method
    饲料添加剂木聚糖酶活力的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 18634-2009 Determination of feed phytase activity - spectrophotometric method
    饲用植酸酶活性的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23842-2009 General method for the determination of silicon content of inorganic chemicals - Reduced molybdosilicate spectrophotometric method
    无机化工产品中硅含量测定通用方法 还原硅钼酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23749-2009 Determination of sodium copper chlorophyllin in foods-spectrophotometric method
    食品中叶绿素铜钠的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23278.3-2009 Methods for chemical analysis of sodium stannate - Part 3: Determination of arsenic content - Molybdoantimonyarsenate blue spectrophotometric method
    锡酸钠化学分析方法 第3部分:砷量的测定 砷锑钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 23274.3-2009 Methods for chemical analysis of stannic oxide - Part 3: Determination of arsenic content - Molybdoantimonyarsenate blue spectrophotometric method
    二氧化锡化学分析方法 第3部分:砷量的测定 砷锑钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 7602.1-2008 Determination of T501 oxidation inhibitor content in transformer oil or turbine oil - Part 1: spectrophotometric method
    变压器油、汽轮机油中T501抗氧化剂含量测定法 第1部分:分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 223.59-2008 Iron,steel and alloy - Determination of phosphorus content - Bismuth phosphomolybdate blue spectrophotometric method and antimony phosphomolybdate blue spectrophotometric method
    钢铁及合金 磷含量的测定 铋磷钼蓝分光光度法和锑磷钼蓝分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 223.5-2008 Steel and iron - Determination of acid-soluble silicon and total silicon content - Reduced molybdosilicate spectrophotometric method
    钢铁 酸溶硅和全硅含量的测定 还原型硅钼酸盐分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 22269-2008 Turmeric - Determination of coloring power - spectrophotometric method
    姜黄 着色力测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 11839-2008 Determination of boron in uranium dioxide pellets by curcumin extraction spectrophotometric method
    二氧化铀芯块中硼的测定 姜黄素萃取光度法
    China National Standards
    spectrophotometric

    English PDF
    GB/T 7717.11-2008 Acrylonitrile for industrial use - Part 11: Determination of content of iron and copper - spectrophotometric method
    工业用丙烯腈 第11部分: 铁、铜含量的测定 分光光度法
    China National Standards
    spectrophotometric

    English PDF

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