中華人民共和國國家標準(中國大陸GB標準)英文版 |
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GB標準是中華人民共和國國家標準,也叫GB國標,是中國大陸強制執行的國家標準,所有中國大陸境內銷售的商品及提供服務都必須符合GB國家標準的要求,包括進口商品及服務; 本網站提供GB國家標準的查詢檢索,英文版翻譯,GB標準產品檢測檢驗及合規性分析服務; |
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GB/T 47785-2026 纺织品 光引发剂907和光引发剂369的测定(中英文版) Textiles: Determination of Photoinitiator 907 and Photoinitiator 369 |
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GB/T 1040.4-2026 塑料 拉伸性能的测定 第4部分:各向同性和正交各向异性纤维增强复合材料的试验条件(中英文版) Determination of Tensile Properties of Plastics—Part 4: Test Conditions for Isotropic and Orthotropic Fiber-Reinforced Composites |
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GB/T 13748.9-2026 镁及镁合金化学分析方法· 第9部分:铁、硅含量的测定 分光光度法(中英文版) Methods for the Chemical Analysis of Magnesium and Magnesium Alloys · Part 9: Determination of Iron and Silicon Content—Spectrophotometric Method |
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GB/T 13748.4-2026 镁及镁合金化学分析方法· 第4部分:锰、锆含量的测定 分光光度法(中英文版) Methods for the Chemical Analysis of Magnesium and Magnesium Alloys · Part 4: Determination of Manganese and Zirconium Content—Spectrophotometric Method |
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GB/T 13748.2-2026 镁及镁合金化学分析方法· 第2部分:锡、铍、铜、镍、钛含量的测定 分光光度法(中英文版) Methods for the Chemical Analysis of Magnesium and Magnesium Alloys · Part 2: Determination of Tin, Beryllium, Copper, Nickel, and Titanium Content—Spectrophotometric Method |
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GB/T 6609.7-2026 氧化铝化学分析方法和物理性能测定方法· 第7部分:二氧化钛、三氧化二铬、氧化铜、氟、氯、三氧化二硼、五氧化二磷、硫酸根含量的测定 分光光度法(中英文版) Methods for the Chemical Analysis and Determination of Physical Properties of Alumina · Part 7: Determination of Titanium Dioxide, Chromium(III) Oxide, Copper Oxide, Fluorine, Chlorine, Boron Trioxide, Phosphorus Pentoxide, and Sulfate Content—Spectrophot |
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GB/T 13748.21-2026 镁及镁合金化学分析方法· 第21部分:元素含量的测定· 光电直读原子发射光谱法(中英文版) Methods for the Chemical Analysis of Magnesium and Magnesium Alloys · Part 21: Determination of Elemental Content · Direct-Reading Photoelectric Atomic Emission Spectroscopy |
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GB/T 22299-2026 辣椒粉 可提取着色物质含量测定 分光光度法(中英文版) Determination of the Content of Extractable Coloring Substances in Chili Powder: Spectrophotometric Method |
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GB/T 223.31-2026 钢铁及合金 砷含量的测定 分光光度法和碘量法(中英文版) Steel and Alloys: Determination of Arsenic Content—Spectrophotometric and Iodometric Methods |
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GB/T 22182-2025 油菜籽叶绿素含量的测定 - 分光光度计法(中英文版) Determination of Chlorophyll Content in Rapeseed - Spectrophotometric Method |
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GB/T 46550.1-2025 天然气 - 加臭剂的测定 - 第1部分:用光离子化气相色谱法测定四氢噻吩和无硫加臭剂含量(中英文版) Natural Gas - Determination of Odorants - Part 1: Determination of Tetrahydrothiophene and Sulfur-Free Odorants by Photoionization Gas Chromatography |
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GB/T 4702.2-2025 金属铬 - 硅含量的测定 - 高氯酸脱水重量法和钼蓝分光光度法(中英文版) Determination of silicon content in metallic chromium - Perchloric acid dehydration gravimetric method and molybdenum blue spectrophotometric method |
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GB/T 4333.11-2025 硅铁 - 钛含量的测定 - 二安替吡啉甲烷分光光度法(中英文版) Ferrosilicon - Determination of Titanium Content - Diphenylmethane Spectrophotometric Method |
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GB/T 27594-2025 分散染料 - 相对强度的测定 - 分光光度法(中英文版) Disperse Dyes - Determination of Relative Strength - Spectrophotometric Method |
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GB/T 11848.16-2025 铀矿石浓缩物分析方法 - 第16部分:磷的测定 - 分光光度法(中英文版) Methods of Analysis for Uranium Ore Concentrates - Part 16: Determination of Phosphorus - Spectrophotometry |
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GB/T 11848.9-2025 铀矿石浓缩物分析方法 - 第9部分:硅的测定 - 分光光度法(中英文版) Methods of Analysis for Uranium Ore Concentrates - Part 9: Determination of Silicon - Spectrophotometric Method |
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GB/T 11848.2-2025 铀矿石浓缩物分析方法 - 第2部分:硝酸不溶铀的测定 - 分光光度法(中英文版) Methods for the Analysis of Uranium Ore Concentrates - Part 2: Determination of Nitrate-Insoluble Uranium - Spectrophotometric Method |
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GB/T 10267.5-2025 金属钙分析方法 - 第5部分:蒸馏-奈斯勒试剂光度法测定氮(中英文版) Methods for the Analysis of Calcium in Metals - Part 5: Determination of Nitrogen by Distillation-Nessler Reagent Spectrophotometry |
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GB/T 10267.4-2025 金属钙分析方法 - 第4部分:8-羟基喹啉-三氯甲烷萃取分光光度法测定铝(中英文版) Methods for Analysis of Calcium in Metals - Part 4: Determination of Aluminum by 8-Hydroxyquinoline-Trichloromethane Extraction Spectrophotometry |
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GB/T 11843-2025 二氧化铀粉末和芯块中氮的测定 - 分光光度法(中英文版) Determination of Nitrogen in Uranium Dioxide Powder and Pellets - Spectrophotometric Method |
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GB/T 28727-2025 气体分析-气体中微量硫化合物含量的测定-火焰光度气相色谱法(中英文版) Gas Analysis - Determination of Trace Sulfur Compounds in Gases - Flame Photometric Gas Chromatography Method |
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GB/T 6730.46-2025 铁矿石 - 砷含量的测定 - 蒸馏分离-砷钼蓝分光光度法(中英文版) Iron Ore - Determination of Arsenic Content - Distillation Separation - Arsenic Molybdenum Blue Spectrophotometric Method |
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GB/T 223.13-2025 钢铁及合金 - 钒含量的测定 - 滴定法和分光光度法(中英文版) Steel and Alloys - Determination of Vanadium Content - Titrimetric and Spectrophotometric Methods |
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GB/T 223.11-2025 钢铁及合金 - 铬含量的测定 - 滴定法和分光光度法(中英文版) Steel and Alloys - Determination of Chromium Content - Titrimetric and Spectrophotometric Methods |
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GB/T 223.8-2025 钢铁及合金 - 铝含量的测定 - 滴定法和分光光度法(中英文版) Steel and Alloys - Determination of Aluminum Content - Titration and Spectrophotometric Methods |
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GB/T 223.6-2025 钢铁及合金 - 硼含量的测定 - 中和滴定法和分光光度法(中英文版) Steel and Alloys - Determination of Boron Content - Neutralization Titration and Spectrophotometric Methods |
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GB/T 46056-2025 重量法、光度法和滴定法测定耐火材料中的硫(中英文版) Determination of Sulfur in Refractories by Gravimetric, Photometric, and Titrimetric Methods |
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GB/T 3653.4-2025 硼铁 - 铝含量的测定 - EDTA滴定法、铬天青S分光光度法和电感耦合等离子体发射光谱法(中英文版) Ferroboron: Determination of Aluminum Content by EDTA Titration, Chromazone S Spectrophotometry, and Inductively Coupled Plasma Emission Spectroscopy |
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GB/T 4699.8-2025 铬铁、硅铬合金、氮化铬铁和高氮铬铁-硅含量的测定-硅钼蓝分光光度法、氟硅酸钾滴定法和高氯酸脱水重量法(中英文版) Ferrochrome, Silicon-Chromium Alloy, Chromium Nitride Iron, and High-Nitrogen Ferrochrome: Determination of Silicon Content - Silicon Molybdenum Blue Spectrophotometry, Potassium Fluorosilicate Titration, and Perchloric Acid Dehydration Gravimetric Method |
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GB/T 42513.9-2025 镍合金化学分析方法 - 第9部分:总硼含量的测定 - 姜黄素分光光度法(中英文版) Chemical Analysis Methods for Nickel Alloys - Part 9: Determination of Total Boron Content - Curcumin Spectrophotometric Method |
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GB/T 13987-2025 照相用电子闪光装置闪光指数的确定(中英文版) Determination of Flash Index for Photographic Electronic Flash Units |
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GB/T 11926-2025 二氧化铀粉末和芯块中磷的测定 - 钼蓝分光光度法(中英文版) Determination of Phosphorus in Uranium Dioxide Powder and Pellets - Molybdenum Blue Spectrophotometric Method |
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GB/T 10267.2-2025 金属钙分析方法-第2部分:光度法测定微量硅(中英文版) Analysis Methods for Calcium Metal - Part 2: Photometric Determination of Trace Silicon |
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GB/T 6730.45-2025 铁矿石-砷含量的测定-砷化氢分离—砷钼蓝分光光度法(中英文版) Iron Ore - Determination of Arsenic Content - Arsenic Separation - Arsenic-Molybdenum Blue Spectrophotometry |
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GB/T 45774.2-2025 陶瓷砖表面抗菌活性的定量测定-试验方法-第2部分:含有光催化抗菌剂陶瓷砖表面(中英文版) Quantitative Determination of Antimicrobial Activity on Ceramic Tile Surfaces - Test Method - Part 2: Surfaces of Ceramic Tile Containing Photocatalytic Antimicrobial Agents Surface |
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GB/T 45758-2025 室内照明环境下光催化材料细菌减少率的测定-半干法估算实际环境细菌污染表面抗菌活性(中英文版) Determination of Bacterial Reduction Rate of Photocatalytic Materials Under Indoor Lighting Environments - Semi-dry Method for Estimating Antimicrobial Activity of Surfaces Contaminated with Bacteria in Actual Environments |
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GB/T 45761-2025 室内照明环境下光催化材料抗病毒活性的测定-Q-β噬菌体测试法(中英文版) Determination of Antiviral Activity of Photocatalytic Materials Under Indoor Lighting Environments - Q-β Phage Test Method |
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GB/T 45764-2025 精细陶瓷-水介质中光催化剂表面活性的测定-亚甲基蓝降解法(中英文版) Fine Ceramics - Determination of Surface Activity of Photocatalysts in Aqueous Media - Methylene Blue Degradation Method |
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GB/T 6730.24-2025 铁矿石-稀土总量的测定-偶氮胂Ⅲ分光光度法(中英文版) Iron Ore - Determination of Total Rare Earth Content - Arsenazo III Spectrophotometric Method |
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GB/T 45316-2025 胡椒碱含量的测定-分光光度法(中英文版) Determination of Piperine Content - Spectrophotometric Method |
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GB/T 45365-2025 纺织品-保湿效果的测定-蒸发热板测微气候法(中英文版) Textiles - Determination of Moisture Retention - Evaporative Hot Plate Microclimatology |
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GB/T 45131-2025 锅炉用水和冷却水分析方法-磷酸盐、氯化物、硅酸盐、总碱度、酚酞碱度、硬度和铁的测定-基于间断分析系统的分光光度法(中英文版) Analytical Methods for Boiler and Cooling Water - Determination of Phosphate, Chloride, Silicate, Total Alkalinity, Phenolphthalein Alkalinity, Hardness, and Iron - Spectrophotometric Method Based on a Discontinuous Analyzer System |
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GB/T 3488.1-2024 硬质合金-显微组织的金相测定-第1部分:金相照片和描述(中英文版) Hard alloys-Metallographic determination of microstructure-Part 1: Metallographic photos and descriptions |
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GB/T 44221-2024 光学系统波前像差的测定-夏克-哈特曼光电测量法(中英文版) Determination of wavefront aberration of optical systems-Shack-Hartmann photoelectric measurement method |
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GB/T 6730.89-2024 铁矿石-钍含量的测定-偶氮胂Ⅲ分光光度法(中英文版) Iron ore-Determination of thorium content-Arsenazo III spectrophotometry |
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GB/T 4701.12-2024 钛铁-钛含量的测定-二安替吡啉甲烷分光光度法(中英文版) Ferrotitanium - Determination of titanium content - Diantipyryl methane spectrophotometry |
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GB/T 6730.73-2024 铁矿石-全铁含量的测定-EDTA光度滴定法(中英文版) Iron Ore-Determination of Total Iron Content-ED TA photometric titration |
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GB/T 43598-2023 纳米技术 石墨烯粉体氧含量和碳氧比的测定 X射线光电子能谱法(中英文版) Nanotechnology Determination of oxygen content and carbon-to-oxygen ratio of graphene powder X-ray photoelectron spectroscopy |
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GB/T 3654.8-2023 铌铁 钛含量的测定 变色酸光度法和二安替比林甲烷光度法(中英文版) Ferroniobium Determination of titanium content Chromotropic acid photometry and diantipyrine methane photometry |
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GB/T 42513.4-2023 镍合金化学分析方法 第4部分:硅含量的测定 一氧化二氮-火焰原子吸收光谱法和钼蓝分光光度法(中英文版) Methods for chemical analysis of nickel alloys Part 4: Determination of silicon content Nitrous oxide-flame atomic absorption spectrometry and molybdenum blue spectrophotometry |
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GB/T 42513.2-2023 镍合金化学分析方法 第2部分:磷含量的测定 钼蓝分光光度法(中英文版) Methods for chemical analysis of nickel alloys Part 2: Determination of phosphorus content Molybdenum blue spectrophotometry |
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GB/T 6150.3-2023 钨精矿化学分析方法 第3部分:磷含量的测定 磷钼黄分光光度法和电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of tungsten concentrates Part 3: Determination of phosphorus content Phosphomolybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 4333.2-2023 硅铁 磷含量的测定 铋磷钼蓝分光光度法(中英文版) Ferrosilicon Determination of phosphorus content Bismuth phosphorus molybdenum blue spectrophotometry |
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GB/T 43108-2023 染料 在有机溶剂中溶解度的测定 重量法和光度法(中英文版) Dyes - Determination of solubility in organic solvents - Gravimetric and photometric methods |
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GB/T 23944-2023 无机化工产品中铝测定的通用方法 铬天青S分光光度法(中英文版) General method for determination of aluminum in inorganic chemical products Chromium Azur S spectrophotometry |
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GB/T 6150.12-2023 钨精矿化学分析方法 第12部分:二氧化硅含量的测定 硅钼蓝分光光度法和重量法(中英文版) Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method |
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GB/T 6150.8-2023 钨精矿化学分析方法 第8部分:钼含量的测定 硫氰酸盐分光光度法(中英文版) Methods for chemical analysis of tungsten concentrates Part 8: Determination of molybdenum content Thiocyanate spectrophotometry |
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GB/T 1553-2023 硅和锗体内少数载流子寿命的测定 光电导衰减法(中英文版) Determination of minority carrier lifetime in silicon and germanium Photoconductivity decay method |
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GB/T 26416.9-2023 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(中英文版) Methods for chemical analysis of rare earth iron alloys - Part 9: Determination of phosphorus content - Bismuth phosphomolybdenum blue spectrophotometric method |
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GB/T 26416.8-2023 稀土铁合金化学分析方法 第8部分:硅量的测定 光度法(中英文版) Methods for chemical analysis of rare earth iron alloys - Part 8: Determination of silicon content - Photometric method |
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GB/T 42349-2023 光催化材料抗病毒活性的测定 Q-β噬菌体试验方法(中英文版) Determination of antiviral activity of photocatalytic materials Q-beta phage test method |
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GB/T 223.63-2022 钢铁及合金 锰含量的测定 高碘酸钠(钾)分光光度法(中英文版) Iron, steel and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method |
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GB/T 14571.4-2022 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(中英文版) Test methods for ethylene glycol for industrial use Part 4: Determination of ultraviolet transmittance ultraviolet spectrophotometric method |
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GB/T 10322.6-2022 高炉炉料用铁矿石 热裂指数的测定(中英文版) Determination of hot cracking index of iron ore for blast furnace charge |
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GB/T 41415-2022 纺织品 干湿热条件下尺寸变化率的测定(中英文版) Textiles - Determination of dimensional change rate under dry, wet and hot conditions |
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GB/T 41322-2022 硬质合金 钴粉中硅量的测定 分光光度法(中英文版) Cemented carbides - Determination of silicon content in cobalt powder - Spectrophotometric method |
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GB/T 41964-2022 摄影 冲洗废液 氨态氮含量的测定 (微扩散法)(中英文版) Photography Washing Waste Liquid Determination of Ammonia Nitrogen Content (Micro-diffusion Method) |
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GB/T 41965-2022 摄影 冲洗废液 氨态氮总含量的测定 (微扩散凯氏氮法)(中英文版) Photography Flushing Waste Liquid Determination of Total Content of Ammonia Nitrogen (Micro-diffusion Kjeldahl Nitrogen Method) |
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GB/T 42278-2022 硫化橡胶 热拉伸应力的测定(中英文版) Vulcanized rubber - Determination of hot tensile stress |
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GB/T 41764-2022 辐射固化涂料中光引发剂含量的测定 气相色谱-质谱联用法(中英文版) Determination of photoinitiator content in radiation-curing coatings - Gas chromatography-mass spectrometry |
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GB/T 13747.18-2022 锆及锆合金化学分析方法 第18部分:钒含量的测定 苯甲酰苯基羟胺分光光度法和电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of zirconium and zirconium alloys - Part 18: Determination of vanadium content - Benzoylphenyl hydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 13747.10-2022 锆及锆合金化学分析方法 第10部分:钨含量的测定 硫氰酸盐分光光度法和电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of zirconium and zirconium alloys - Part 10: Determination of tungsten content - Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 6150.13-2022 钨精矿化学分析方法 第13部分:砷含量的测定 原子荧光光谱法和DDTC-Ag分光光度法(中英文版) Methods for chemical analysis of tungsten concentrates - Part 13: Determination of arsenic content - Atomic fluorescence spectrometry and DDTC-Ag spectrophotometry |
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GB/T 5686.4-2022 锰铁、锰硅合金、氮化锰铁和金属锰 磷含量的测定 钼蓝分光光度法和铋磷钼蓝分光光度法(中英文版) Ferromanganese, manganese silicon alloy, ferromanganese nitride and metal manganese Determination of phosphorus content Molybdenum blue spectrophotometry and bismuth phosphorus molybdenum blue spectrophotometry |
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GB/T 5686.2-2022 锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝分光光度法、氟硅酸钾滴定法和高氯酸重量法(中英文版) Determination of ferromanganese, manganese-silicon alloy, ferromanganese nitride and metal manganese-silicon content Molybdenum blue spectrophotometry, potassium fluorosilicate titration and perchloric acid gravimetric method |
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GB/T 40415-2021 建筑用光伏玻璃组件透光率测试方法(中英文版) Determination of light transmittance for the photovoltaic glass module used in building |
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GB/T 40342-2021 钢丝热镀锌铝合金镀层中铝含量的测定(中英文版) Method for determination of aluminum content in hot dipped zinc-aluminum alloy coating on steel wire |
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GB/T 7731.5-2021 钨铁 硅含量的测定 硅钼蓝分光光度法(中英文版) Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method |
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GB/T 7731.4-2021 钨铁 磷含量的测定 磷钼蓝分光光度法(中英文版) Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method |
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GB/T 5195.11-2021 萤石 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(中英文版) Fluorspar—Determination of manganese content—Periodate spectrophotometry and flame atomic absorption spectrometry |
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GB/T 223.91-2021 钢铁及合金 铜含量的测定 2,2'-联喹啉分光光度法(中英文版) Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method |
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GB/T 40173-2021 水溶性壳聚糖中还原性端基糖的测定 分光光度法(中英文版) Determination of reducing-end sugar in water-soluble chitosan—Spectrophotometric method |
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GB/T 40152-2021 蜂蜜中蔗糖转化酶的测定 分光光度法(中英文版) Determination of saccharase activity in honey—Spectrophotometric method |
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GB/T 14949.5-2021 锰矿石 钛含量的测定 二安替吡啉甲烷分光光度法(中英文版) Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method |
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GB/T 41064-2021 表面化学分析 深度剖析 用单层和多层薄膜测定X射线光电子能谱、俄歇电子能谱和二次离子质谱中深度剖析溅射速率的方法(中英文版) Surface chemical analysis—Depth profiling—Method for sputter rate determination in X-ray photoelectron spectroscopy, Auger electron spectroscopy and secondary-ion mass spectrometry sputter depth profiling using single and multi-layer thin films |
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GB/T 6730.48-2021 铁矿石 铋含量的测定 二硫代二安替吡啉甲烷分光光度法(中英文版) Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method |
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GB/T 40998-2021 变性淀粉中羟丙基含量的测定 分光光度法(中英文版) Determination of hydroxypropyl content in modified starch -- Spectrophotometric method |
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GB/T 40913-2021 玻璃瓶罐热端涂层厚度的测定方法(中英文版) Method for the determination of the hot-end coating thickness of glass bottle |
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GB/T 40897-2021 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(中英文版) Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method |
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GB/T 5990-2021 耐火材料 导热系数、比热容和热扩散系数试验方法(热线法)(中英文版) Refractory materials—Determination of thermal conductivity, specific heat capacity and thermal diffusivity(hot-wire method) |
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GB/T 40561-2021 光伏硅材料 氧含量的测定 脉冲加热惰性气体熔融红外吸收法(中英文版) Photovoltaic silicon material—Determination of oxygen—Pulse heating inert gas fusion infrared absorption method |
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GB/T 223.37-2020 钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法(中英文版) Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation |
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GB/T 20975.35-2020 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(中英文版) Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method |
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GB/T 8704.6-2020 钒铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法(中英文版) Ferrovanadium—Determination of silicon content—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue photometric method |
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GB/T 3286.10-2020 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(中英文版) Methods for chemical analysis of limestone and dolornite一Part 10:Determination of titanium dioxide content一Diantipyrylmethane spectrophotometric method |
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GB/T 38579-2020 生物产品中光合细菌测定(中英文版) Determination of photosynthetic bacteria in biologic products |
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GB/T 38473-2020 纺织品 动态条件下干燥速率的测定(蒸发热板法)(中英文版) Textiles-Determination of drying rate in dynamic state (sweating guarded-hotplate test) |
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GB/T 39544-2020 浓缩天然胶乳 总磷酸盐含量的测定 分光光度法(中英文版) Natural rubber latex concentrate—Determination of total phosphate content—Spectrophotometric method |
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GB/T 15076.7-2020 钽铌化学分析方法 第7部分:铌中磷量的测定 4-甲基-戊酮-[2]萃取分离磷钼蓝分光光度法和电感耦合等离子体原子发射光谱法(中英文版) Part 7: Determination of phosphorus content in niobium 4-methyl-pentanone- [2] extraction and separation of phosphorus molybdenum blue spectrophotometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 15076.4-2020 钽铌化学分析方法 第4部分:铁量的测定 1,10—二氮杂菲分光光度法(中英文版) Methods for chemical analysis of tantalum and niobium--Part 4: Determination of iron content--1, 10-Phenanthroline spectrophotometry |
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