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  •  China "Photometric" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB/T 8704.6-2020 Ferrovanadium—Determination of silicon content—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue Photometric method
    钒铁 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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB 23255-2019 Photometric characteristics of daytime running lamps for power driven vehicles
    机动车昼间行驶灯配光性能
    China National Standards
    Photometric

    English PDF
    GB 5920-2019 Photometric characteristics of front and rear position lamps, end-outline marker lamps and stop lamps for motor vehicles and their trailers
    汽车及挂车前位灯、后位灯、示廓灯和制动灯配光性能
    China National Standards
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB/T 34176-2017 Chemical analysis methods for determination of Fe2+ and Fe3+ in refractory products by the spectral Photometric method with 1,10-phenanthroline
    邻二氮杂菲分光光度法测定耐火材料中的二价和三价铁离子化学分析方法
    China National Standards
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB/T 5195.6-2017 Fluorspar—Determination of phosphorus content—Photometric method
    萤石 磷含量的测定 分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 5124.4-2017 Hardmetals—Part 4:Determination of titanium content—Photometric peroxide method
    硬质合金化学分析方法 第4部分:钛量的测定过氧化氢分光光度法
    China National Standards
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB 4660-2016 Photometric characteristics of power-driven vehicle front fog lamps
    机动车用前雾灯配光性能
    China National Standards
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB/T 30921.4-2016 Test method of purified terephthalic acid (PTA) for industrial use—Part 4: Determination of titanium content—Diantipyrylmethane Photometric method
    工业用精对苯二甲酸(PTA)试验方法 第4部分:钛含量的测定 二安替吡啉甲烷分光光度法
    China National Standards
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    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
    Photometric

    English PDF
    GB/T 9803-1988 Water quality--Determination of pentachlorophenol by safranine-T spectroPhotometric method
    水质 五氯酚的测定 藏红T分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 9758.5-1988 Paints and varnishes--Determination of “soluble” metal content--Part 5:Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form--Diphenylcarbazide spectroPhotometric method
    色漆和清漆 “可溶性”金属含量的测定 第五部分:液体色漆的颜料部分或粉末状色漆中六价铬含量的测定 二苯卡巴肼分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 9758.2-1988 Paints and varnishes--Determination of “soluble” metal content--Part 2:Determination of antimony content--Flame atomic absorption spectrometric method and rhodamine B spectroPhotometric method
    色漆和清漆 “可溶性”金属含量的测定 第二部分:锑含量的测定 火焰原子吸收光谱法和若丹明B 分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 9758.1-1988 Paints and varnishes--Determination of “Soluble” metal content--Part 1:Determination of lead content--Flame atomic absorption spectrometric method and dithizone spectroPhotometric method
    色漆和清漆 “可溶性”金属含量的测定 第一部分:铅含量的测定 火焰原子吸收光谱法和双硫腙分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8971-1988 Air quality--Determination of benzo(a) pyrene in flying bust--Acetylated paper chromatography fluorescence spectroPhotometric method
    空气质量 飘尘中苯并(a)芘的测定 乙酰化滤纸层析荧光分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8913-1988 Hygienic determination method of sulfur dioxide in air of residential areas--Tetrachloromercurate (TCM)-pararosaniline spectroPhotometric method
    居住区大气中二氧化硫卫生标准检验方法 四氯汞盐盐酸副玫瑰苯胺分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8912-1988 Hygienic determination method of arsenide in air of residential areas--Silver diethyldithiocarbamate spectroPhotometric method
    居住区大气中砷化物卫生标准检验方法 二乙氨基二硫代甲酸银分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8704.9-2009 Ferrovanadium - Determination of manganese content - The potassium periodate oxidation Photometric method and flame atomic absorption spectrometric method
    钒铁 锰含量的测定 高碘酸钾光度法和火焰原子吸收光谱法
    China National Standards
    Photometric

    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
    Photometric

    English PDF
    GB/T 8704.7-2009 Ferrovanadium - Determination of phosphorus content - The molybdenum blue Photometric method
    钒铁 磷含量的测定 钼蓝分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8654.1-2007 Manganese metal, ferromanganese - silicon, ferromanganese and nitrogen - bearing ferromanganese - Determination of iron content - The ortho - phenanthrdine spectroPhotometric method and the titanium trichloride - potassium dichromate titrimetric method
    金属锰、锰硅合金、锰铁和氮化锰铁 铁含量的测定 邻二氮杂菲分光光度法和三氯化钛 - 重铬酸钾滴定法
    China National Standards
    Photometric

    English PDF
    GB/T 8647.4-2006 The methods for chemical analysis of nickel - Determination of phosphorous content - Molybdenum blue spectroPhotometric method
    镍化学分析方法 磷量的测定 钼蓝分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8647.3-2006 The methods for chemical analysis of nickel - Determination of silicon content - Molybdenum blue spectroPhotometric method
    镍化学分析方法 硅量的测定 钼蓝分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8647.1-2006 The methods for chemical analysis of nickel - Determination of iron content - Sulfosalicylic acid spectroPhotometric method
    镍化学分析方法 铁量的测定 磺基水杨酸分光光度法
    China National Standards
    Photometric

    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
    Photometric

    English PDF
    GB/T 8295-2008 Natural Rubber and latex - Determination of copper content - Photometric method
    天然橡胶和胶乳 铜含量的测定 光度法
    China National Standards
    Photometric

    English PDF
    GB/T 8156.9-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue Photometric method for the determination of phosphorus content
    工业用氟化铝化学分析方法 钼蓝光度法测定磷量
    China National Standards
    Photometric

    English PDF
    GB/T 8156.7-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The 1,10-phenanthroline Photometric method for the determination of iron content
    工业用氟化铝化学分析方法 邻二氮杂菲光度法测定铁量
    China National Standards
    Photometric

    English PDF
    GB/T 8156.6-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue Photometric method for the determination of silica content
    工业用氟化铝化学分析方法 钼蓝光度法测定硅量
    China National Standards
    Photometric

    English PDF
    GB/T 8156.5-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The flame emission Photometric method for the determination of sodium content
    工业用氟化铝化学分析方法 火焰发射光度法测定钠量
    China National Standards
    Photometric

    English PDF
    GB/T 8152.8-1987 Methods forchemical analysis of lead concentrates--The DTPM spectroPhotometric method for the determination of bismuth content
    铅精矿化学分析方法 二硫代二安替比林甲烷分光光度法测定铋量
    China National Standards
    Photometric

    English PDF
    GB/T 8152.3-2006 Methods for chemical analysis of lead concentrates―Determination of aluminium(III)oxide content―Chromazurol S spectroPhotometric method
    铅精矿化学分析方法 三氧化二铝量的测定 铬天青S分光光度法
    China National Standards
    Photometric

    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
    Photometric

    English PDF
    GB/T 7731.9-2008 Ferrotungsten - Determination of bismuth content - The bismuth iodide Photometric method and inductively coupled plasma - atomic emission spectrometry
    钨铁 铋含量的测定 碘化铋光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Photometric

    English PDF
    GB/T 7731.7-2008 Ferrotungsten - Determination of tin content - Phenylfluorone Photometric method and inductively coupled plasma-atomic emission spectrometry
    钨铁 锡含量的测定 苯基荧光酮光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Photometric

    English PDF
    GB/T 7731.5-1987 Methods for chemical analysis of ferrotungsten--The molybdenum blue Photometric method for the determination of silicon content
    钨铁化学分析方法 钼蓝光度法测定硅量
    China National Standards
    Photometric

    English PDF
    GB/T 7731.4-1987 Methods for chemical analysis of ferrotungsten--The molybdenum blue Photometric method for the determination of phosphorus content
    钨铁化学分析方法 钼蓝光度法测定磷量
    China National Standards
    Photometric

    English PDF
    GB/T 7731.3-2008 Ferrotungsten - Determination of copper content - Bis(cyclohexanone)oxalyldihydrazone Photometric method and flame atomic absorption spectrometric method
    钨铁 铜含量的测定 双环己酮草酰二腙光度法和火焰原子吸收光谱法
    China National Standards
    Photometric

    English PDF
    GB/T 7731.2-2007 Ferrotungsten - Determination of manganese content - The periodate spectroPhotometric method and the flame atomic absorption spectrometric method
    钨铁 锰含量的测定 高碘酸盐分光光度法和火焰原子吸收光谱法
    China National Standards
    Photometric

    English PDF
    GB/T 7729-1987 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
    Photometric

    English PDF
    GB/T 7717.8-1994 Acrylonitrile for industrial use--Determination of content of total aldehydes--SpectroPhotometric method
    工业用丙烯腈中总醛含量的测定 分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7717.15-1994 Acrylonitrile forindustrial use--Determination of content of p-hydroxylanisole--SpectroPhotometric method
    工业用丙烯腈中对羟基苯甲醚含量的测定 分光光度法
    China National Standards
    Photometric

    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
    Photometric

    English PDF
    GB/T 7717.10-2008 Acrylonitrile for industrial use - Part 10: Determination of content of peroxides - SpectroPhotometric method
    工业用丙烯腈 第10部分: 过氧化物含量的测定 分光光度法
    China National Standards
    Photometric

    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
    Photometric

    English PDF
    GB/T 7494-1987 Water quality--Determination of anionic surfactants--Methylene blue spectroPhotometric method
    水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7493-1987 Water quality--Determination of nitrogen(nitrite)--SpectroPhotometric method
    水质 亚硝酸盐氮的测定 分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7490-1987 Water quality--Determination of volatile phenolic compounds--After distillation by means of 4-AAP spectroPhotometric method
    水质 挥发酚的测定 蒸馏后4-氨基安替比林分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7485-1987 Water quality--Determination of total arsenic--Silver diethyldithiocarbamate spectroPhotometricmethod
    水质 总砷的测定 二乙基二硫代氨基甲酸银分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7483-1987 Water quality--Determination of fluoride--Fluor reagent spectroPhotometric
    水质 氟化物的测定 氟试剂分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7481-1987 Water quality--Determination of ammonium--SpectroPhotometric method with salicylic acid
    水质 铵的测定 水杨酸分光光度法
    China National Standards
    Photometric

    English PDF
    GB/T 7480-1987 Water quality--Determination of nitrate--SpectroPhotometric method with phenol disulfonic acid
    水质 硝酸盐氮的测定 酚二磺酸分光光度法
    China National Standards
    Photometric

    English PDF

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