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Standard Code | Standard Title | Standard Class | Order |
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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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
English PDF |
GB/T 13748.14-2013 |
Chemical analysis methods of magnesium and magnesium alloys - Part 14:Determination of nickel content - Dimethylglyoxime trophotometric method 镁及镁合金化学分析方法 第14部分:镍含量的测定 丁二酮肟分光光度法 |
China National Standards trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
English PDF |
GB/T 28715-2012 |
Determination of acidic and neutral protease activity in feed additives - Spetrophotometric method 饲料添加剂酸性、中性蛋白酶活力的测定 分光光度法 |
China National Standards trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
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 trophotometric |
English PDF |
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