China National Standards

China Determination method pH GB Standards List


  •  China "Determination method pH" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 32440.1-2023 Footwear - Chemical test methods - Determination of phthalates - Part 1: Solvent extraction method {译}
    鞋类 化学试验方法 邻苯二甲酸酯的测定 第1部分:溶剂萃取法
    China National Standards
    Determination method pH

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    GB/T 4893.4-2023 Testing of physical and chemical properties of paint films on furniture surfaces Part 4: Adhesion cross-cut determination method {译}
    家具表面漆膜理化性能试验 第4部分:附着力交叉切割测定法
    China National Standards
    Determination method pH

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    GB/T 5686.9-2023 Ferromanganese, manganese-silicon alloy, ferromanganese nitride and metallic manganese. Determination of manganese, silicon, phosphorus and iron content. Wavelength dispersive X-ray fluorescence spectrometry (cast glass plate method) {译}
    锰铁、锰硅合金、氮化锰铁和金属锰 锰、硅、磷和铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法)
    China National Standards
    Determination method pH

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    GB/T 42513.4-2023 Methods for chemical analysis of nickel alloys Part 4: Determination of silicon content Nitrous oxide-flame atomic absorption spectrometry and molybdenum blue spectrophotometry {译}
    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
    China National Standards
    Determination method pH

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    GB/T 42513.2-2023 Methods for chemical analysis of nickel alloys Part 2: Determination of phosphorus content Molybdenum blue spectrophotometry {译}
    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
    China National Standards
    Determination method pH

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    GB/T 6150.3-2023 Methods for chemical analysis of tungsten concentrates Part 3: Determination of phosphorus content Phosphomolybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry {译}
    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
    China National Standards
    Determination method pH

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    GB/T 43358-2023 Rare earth ores and rare earth products Determination of total alpha and total beta radioactivity Thick source method {译}
    稀土矿及稀土产品 总α、总β放射性的测定 厚源法
    China National Standards
    Determination method pH

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    GB/T 17530.2-2023 Test methods for industrial acrylic acid and esters Part 2: Determination of organic impurities and purity of industrial acrylic acid esters Gas chromatography {译}
    工业丙烯酸及酯的试验方法 第2部分:工业用丙烯酸酯有机杂质及纯度的测定 气相色谱法
    China National Standards
    Determination method pH

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    GB/T 43108-2023 Dyes - Determination of solubility in organic solvents - Gravimetric and photometric methods {译}
    染料 在有机溶剂中溶解度的测定 重量法和光度法
    China National Standards
    Determination method pH

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    GB/T 43098.1-2023 Methods for analysis of water treatment agents Part 1: Determination of phosphorus content {译}
    水处理剂分析方法 第1部分:磷含量的测定
    China National Standards
    Determination method pH

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    GB/T 23944-2023 General method for determination of aluminum in inorganic chemical products Chromium Azur S spectrophotometry {译}
    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
    Determination method pH

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    GB/T 18950-2023 Rubber and plastic hoses. Laboratory test methods for exposure to light sources. Determination of changes in color, appearance and other physical properties. {译}
    橡胶和塑料软管 实验室光源暴露试验法 颜色、外观和其他物理性能变化的测定
    China National Standards
    Determination method pH

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    GB/T 1601-2023 Determination method of pesticide pH value {译}
    农药pH值的测定方法
    China National Standards
    Determination method pH

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    GB/T 6609.35-2023 Methods for chemical analysis and determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method {译}
    氧化铝化学分析方法和物理性能测定方法 第35部分:比表面积的测定 氮吸附法
    China National Standards
    Determination method pH

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    GB/T 6609.27-2023 Methods for chemical analysis and determination of physical properties of alumina - Part 27: Particle size analysis - Sieving method {译}
    氧化铝化学分析方法和物理性能测定方法 第27部分:粒度分析 筛分法
    China National Standards
    Determination method pH

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    GB/T 6609.25-2023 Methods for chemical analysis and determination of physical properties of alumina - Part 25: Determination of loose and tapped density {译}
    氧化铝化学分析方法和物理性能测定方法 第25部分:松装和振实密度的测定
    China National Standards
    Determination method pH

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    GB/T 6150.12-2023 Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method {译}
    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
    China National Standards
    Determination method pH

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    GB/T 6150.8-2023 Methods for chemical analysis of tungsten concentrates Part 8: Determination of molybdenum content Thiocyanate spectrophotometry {译}
    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
    China National Standards
    Determination method pH

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    GB/T 3884.12-2023 Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration {译}
    铜精矿化学分析方法 第12部分:氟和氯含量的测定 离子色谱法和电位滴定法
    China National Standards
    Determination method pH

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    GB/T 1553-2023 Determination of minority carrier lifetime in silicon and germanium Photoconductivity decay method {译}
    硅和锗体内少数载流子寿命的测定 光电导衰减法
    China National Standards
    Determination method pH

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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 {译}
    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
    Determination method pH

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    GB/T 26416.8-2023 Methods for chemical analysis of rare earth iron alloys - Part 8: Determination of silicon content - Photometric method {译}
    稀土铁合金化学分析方法 第8部分:硅量的测定 光度法
    China National Standards
    Determination method pH

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    GB/T 42630-2023 Method for chemical phase analysis of copper-nickel sulfide ores—Determination of nickel and cobalt content in six mineral phases {译}
    铜镍硫化物矿石化学物相分析方法 6 种矿物相中镍和钴含量的测定
    China National Standards
    Determination method pH

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    GB/T 42439-2023 Method for chemical phase analysis of antimony ore - Determination of antimony content in antimonite, stibnite and antimonate {译}
    锑矿石化学物相分析方法 锑华、辉锑矿和锑酸盐中锑含量的测定
    China National Standards
    Determination method pH

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    GB/T 42349-2023 Determination of antiviral activity of photocatalytic materials Q-beta phage test method {译}
    光催化材料抗病毒活性的测定 Q-β噬菌体试验方法
    China National Standards
    Determination method pH

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    GB/T 6913-2023 Analytical methods for boiler water and cooling water - Determination of phosphate {译}
    锅炉用水和冷却水分析方法 磷酸盐的测定
    China National Standards
    Determination method pH

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    GB/T 42310-2023 Nanotechnology—Determination of specific surface area of graphene powder—Argon adsorption static capacity method {译}
    纳米技术 石墨烯粉体比表面积的测定 氩气吸附静态容量法
    China National Standards
    Determination method pH

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    GB/T 1927.11-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 11: Determination of compressive strength along the grain {译}
    无疵小试样木材物理力学性质试验方法 第11部分:顺纹抗压强度测定
    China National Standards
    Determination method pH

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    GB/T 1927.16-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 16: Determination of shear strength along the grain {译}
    无疵小试样木材物理力学性质试验方法 第16部分:顺纹抗剪强度测定
    China National Standards
    Determination method pH

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

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    GB/T 1927.15-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 15: Determination of tensile strength across grains {译}
    无疵小试样木材物理力学性质试验方法 第15部分:横纹抗拉强度测定
    China National Standards
    Determination method pH

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    GB/T 1927.13-2022 Test methods for physical and mechanical properties of wood with small unblemished specimens - Part 13: Determination of transverse grain compressive modulus of elasticity {译}
    无疵小试样木材物理力学性质试验方法 第13部分:横纹抗压弹性模量测定
    China National Standards
    Determination method pH

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    GB/T 14321-2022 X-ray Quantitative Determination Method of α-Al2O3 Phase in Corundum Abrasive {译}
    刚玉磨料中α-Al2O3相X射线定量测定方法
    China National Standards
    Determination method pH

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    GB/T 1927.14-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 14: Determination of tensile strength along the grain {译}
    无疵小试样木材物理力学性质试验方法 第14部分:顺纹抗拉强度测定
    China National Standards
    Determination method pH

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    GB/T 14571.4-2022 Test methods for ethylene glycol for industrial use Part 4: Determination of ultraviolet transmittance ultraviolet spectrophotometric method {译}
    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
    Determination method pH

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    GB/T 41497-2022 Vanadium, iron, vanadium, silicon, phosphorus, manganese, aluminum and iron determination of content wavelength dispersive X-ray fluorescence spectrometric method {译}
    钒铁 钒、硅、磷、锰、铝、铁含量的测定 波长色散X射线荧光光谱法
    China National Standards
    Determination method pH

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    GB/T 41701-2022 Electronic cigarette liquid -- Determination of nicotine, propylene glycol and glycerol -- Gas chromatographic method {译}
    电子烟烟液 烟碱、丙二醇和丙三醇的测定 气相色谱法
    China National Standards
    Determination method pH

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    GB/T 6609.30-2022 Chemical analysis methods and determination of physical performance of alumina—Part 30: Determination of trace elements—Wavelength dispersive X-ray fluorescence spectrometric method
    氧化铝化学分析方法和物理性能测定方法 第30部分:微量元素含量的测定 波长色散X射线荧光光谱法
    China National Standards
    Determination method pH

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    GB/T 41133-2022 Determination of lycopene, lutein and carotene in tomato products—Ultra performance liquid chromatography(UPLC) method
    番茄制品中番茄红素、叶黄素、胡萝卜素含量的测定  超高效液相色谱法
    China National Standards
    Determination method pH

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    GB/T 19427-2022 Determination of 12 phenolic compounds in propolis— HPLC-MS/MS method and HPLC method
    蜂胶中12种酚类化合物含量的测定 液相色谱-串联质谱法和液相色谱法
    China National Standards
    Determination method pH

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

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    GB/T 6609.2-2022 Chemical analysis methods and determination of physical performance of alumina—Part 2: Determination of loss of mass at 300 ℃ and 1000 ℃
    氧化铝化学分析方法和物理性能测定方法 第2部分:300 ℃和1000 ℃质量损失的测定
    China National Standards
    Determination method pH

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    GB/T 41964-2022 Photography Washing Waste Liquid Determination of Ammonia Nitrogen Content (Micro-diffusion Method) {译}
    摄影 冲洗废液 氨态氮含量的测定 (微扩散法)
    China National Standards
    Determination method pH

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    GB/T 41965-2022 Photography Flushing Waste Liquid Determination of Total Content of Ammonia Nitrogen (Micro-diffusion Kjeldahl Nitrogen Method) {译}
    摄影 冲洗废液 氨态氮总含量的测定 (微扩散凯氏氮法)
    China National Standards
    Determination method pH

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    GB/T 42162-2022 Raw rubber - Determination of residual monomers and other volatile low molecular weight compounds by capillary gas chromatography - Thermal desorption (dynamic headspace) method {译}
    生橡胶 毛细管气相色谱测定残留单体和其他挥发性低分子量化合物 热脱附(动态顶空)法
    China National Standards
    Determination method pH

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    GB/T 41937-2022 Rubber or plastics coated fabrics-Physical-mechanical property tests-Determination of flex resistance by deflectionometer method {译}
    橡胶或塑料涂覆织物 物理机械性能试验 挠度仪法测定耐曲挠性
    China National Standards
    Determination method pH

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    GB/T 1927.21-2022 Test methods for physical and mechanical properties of wood with small unblemished specimens - Part 21: Determination of nail holding force {译}
    无疵小试样木材物理力学性质试验方法 第21部分:握钉力测定
    China National Standards
    Determination method pH

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    GB/T 41793-2022 Test method for artificial leather and synthetic leather - Determination of potential phenolic yellowing {译}
    人造革合成革试验方法 潜在酚黄变的测定
    China National Standards
    Determination method pH

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    GB/T 13747.18-2022 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 {译}
    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
    China National Standards
    Determination method pH

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    GB/T 13747.10-2022 Methods for chemical analysis of zirconium and zirconium alloys - Part 10: Determination of tungsten content - Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry {译}
    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
    China National Standards
    Determination method pH

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    GB/T 6150.13-2022 Methods for chemical analysis of tungsten concentrates - Part 13: Determination of arsenic content - Atomic fluorescence spectrometry and DDTC-Ag spectrophotometry {译}
    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
    China National Standards
    Determination method pH

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    GB/T 5686.2-2022 Determination of ferromanganese, manganese-silicon alloy, ferromanganese nitride and metal manganese-silicon content Molybdenum blue spectrophotometry, potassium fluorosilicate titration and perchloric acid gravimetric method {译}
    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
    China National Standards
    Determination method pH

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    GB/T 41079.2-2022 Methods for Determination of Physical Properties of Liquid Metals Part 2: Determination of Electrical Conductivity {译}
    液态金属物理性能测定方法 第2部分:电导率的测定
    China National Standards
    Determination method pH

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    GB/T 40312-2021 Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method)
    磷铁 磷、硅、锰和钛含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法)
    China National Standards
    Determination method pH

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    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
    Determination method pH

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    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
    Determination method pH

    English PDF
    GB/T 6017-2021 Determination of purity and hydrocarbon impurities of butadiene for industrial use—Gas chromatographic method
    工业用丁二烯纯度及烃类杂质的测定 气相色谱法
    China National Standards
    Determination method pH

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    GB/T 6015-2021 Determination of trace dimer and residual extraction agent of butadiene for industrial use—Gas chromatographic method
    工业用丁二烯中微量二聚物和残留抽提剂的测定 气相色谱法
    China National Standards
    Determination method pH

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    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
    Determination method pH

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    GB/T 16840.4-2021 Technical determination methods for electrical fire evidence—Part 4: Metallographic analysis method
    电气火灾痕迹物证技术鉴定方法 第4部分:金相分析法
    China National Standards
    Determination method pH

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    GB/T 40191-2021 Determination of restricted preservatives in toothpaste—High performance liquid chromatography method
    牙膏中限用防腐剂的测定 高效液相色谱法
    China National Standards
    Determination method pH

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    GB/T 40190-2021 Determination of forbidden bleach in toothpaste—High performance liquid chromatography method
    牙膏中禁用漂白剂的测定 高效液相色谱法
    China National Standards
    Determination method pH

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    GB/T 40189-2021 Determination of metronidazole and norfloxacin in toothpaste—High performance liquid chromatography method
    牙膏中甲硝唑和诺氟沙星的测定 高效液相色谱法
    China National Standards
    Determination method pH

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    GB/T 40185-2021 Determination of 5 kinds of ammonium chloride antibacterial agents in toothpaste—High performance liquid chromatography method
    牙膏中5种氯铵类抗菌剂的检测方法 高效液相色谱法
    China National Standards
    Determination method pH

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    GB/T 40231-2021 Restricted substance in electrical and electronic products—Determination of hexavalent chromium—Ion chromatography method
    电子电气产品中的限用物质 六价铬的测定方法 离子色谱法
    China National Standards
    Determination method pH

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    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
    Determination method pH

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    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
    Determination method pH

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    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
    Determination method pH

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    GB/T 40062-2021 Method for determination of total inorganic chloride in denatured fuel ethanol and fuel ethanol—Ion chromatography
    变性燃料乙醇和燃料乙醇中总无机氯的测定方法 离子色谱法
    China National Standards
    Determination method pH

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    GB/T 39998-2021 Paper, board and paper products—Determination of alkylphenol polyethoxylates—HPLC-MS method
    纸、纸板和纸制品 烷基苯酚聚氧乙烯醚类的测定 高效液相色谱质谱法
    China National Standards
    Determination method pH

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    GB/T 39765-2021 Determination of benzene,methylbenzene,ethylbenzene,dimethybenzene in stationery—Gas chromatographic method
    文具中苯、甲苯、乙苯及二甲苯的测定方法 气相色谱法
    China National Standards
    Determination method pH

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    GB/T 14352.19-2021 Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 19: Determination of bismuth, cadmium, cobalt, copper, iron, lithium, nickel, phosphorus, lead, strontium, vanadium and zinc content -- Inductive-coupled plasma atomic emission spe
    钨矿石、钼矿石化学分析方法 第19部分:铋、镉、钴、铜、铁、锂、镍、磷、铅、锶、钒和锌量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

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    GB/T 41064-2021 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
    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
    China National Standards
    Determination method pH

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    GB/T 1927.20-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 20: Determination of cleavage strength
    无疵小试样木材物理力学性质试验方法 第20部分:抗劈力测定
    China National Standards
    Determination method pH

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    GB/T 1927.19-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 19: Determination of static hardness
    无疵小试样木材物理力学性质试验方法 第19部分:硬度测定
    China National Standards
    Determination method pH

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    GB/T 1927.18-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 18: Determination of resistance to impact indentation
    无疵小试样木材物理力学性质试验方法 第18部分:抗冲击压痕测定
    China National Standards
    Determination method pH

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    GB/T 1927.17-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 17: Determination of impact bending strength
    无疵小试样木材物理力学性质试验方法 第17部分:冲击韧性测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.12-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 12:Determination of strength in compression perpendicular to grain
    无疵小试样木材物理力学性质试验方法 第12部分:横纹抗压强度测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.10-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 10: Determination of modulus of elasticity in bending
    无疵小试样木材物理力学性质试验方法 第10部分:抗弯弹性模量测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.9-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 9: Determination of bending strength
    无疵小试样木材物理力学性质试验方法 第9部分:抗弯强度测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.8-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 8: Determination of swelling
    无疵小试样木材物理力学性质试验方法 第8部分:湿胀性测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 41079.1-2021 Test methods for physical properties of liquid metals—Part 1:Determination of density
    液态金属物理性能测定方法 第1部分:密度的测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.7-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 7: Determination of water absorption
    无疵小试样木材物理力学性质试验方法 第7部分:吸水性测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.6-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 6: Determination of shrinkage
    无疵小试样木材物理力学性质试验方法 第6部分:干缩性测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.5-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 5: Determination of density
    无疵小试样木材物理力学性质试验方法 第5部分:密度测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.4-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 4: Determination of moisture content
    无疵小试样木材物理力学性质试验方法 第4部分:含水率测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 1927.3-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 3: Determination of the growth rings width and latewood rate of wood
    无疵小试样木材物理力学性质试验方法 第3部分:生长轮宽度和晚材率测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 41068-2021 Nanotechnologies -- Determination of water-soluble anions content in graphene-related powder -- Ion chromatography method
    纳米技术 石墨烯粉体中水溶性阴离子含量的测定 离子色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 41067-2021 Nanotechnologies -- Determination of sulfur, fluorine, chlorine and bromine content in graphene related powder -- Combustion ion chromatography method
    纳米技术 石墨烯粉体中硫、氟、氯、溴含量的测定 燃烧离子色谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 41206-2021 Space environment (natural and artificial) -- Cosmic ray and solar energetic particle penetration inward the magnetosphere -- Method of determination of the effective vertical cut-off rigidity
    空间环境(自然和人工) 宇宙线和太阳能量粒子穿入磁层 有效垂直地磁截止刚度的确定方法
    China National Standards
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 40845-2021 Determination of azelaic acid in cosmetics—Gas chromatography method
    化妆品中壬二酸的检测 气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 40906-2021 Methods for the determination of prohibited substances in furniture products and related materials—Certain phthalate esters
    家具产品及其材料中禁限用物质测定方法 邻苯二甲酸酯增塑剂
    China National Standards
    Determination method pH

    English PDF
    GB/T 40561-2021 Photovoltaic silicon material—Determination of oxygen—Pulse heating inert gas fusion infrared absorption method
    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
    China National Standards
    Determination method pH

    English PDF
    GB/T 40704-2021 Natural gas—Determination of odorant tetrahydrothiophene—On-line sampling gas chromatography method
    天然气 加臭剂四氢噻吩含量的测定 在线取样气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 11060.10-2021 Natural gas—Determination of sulfur compounds—Part 10: Determination of sulfur compounds using gas chromatography method
    天然气 含硫化合物的测定 第10部分:用气相色谱法测定硫化合物
    China National Standards
    Determination method pH

    English PDF
    GB/T 9098-2021 Methods for the determination of prohibited substances in furniture products and related materials—Certain phthalate esters
    电冰箱用全封闭型电动机-压缩机
    China National Standards
    Determination method pH

    English PDF
    GB/T 39507-2020 Leather—Physical and mechanical tests—Determination of abrasion resistance:Martindale ball plate method
    皮革 物理和机械试验 耐磨性能的测定:马丁代尔球盘法
    China National Standards
    Determination method pH

    English PDF
    GB/T 39100-2020 Determination of antioxidant activity for polypeptides—DPPH and ABTS methods
    多肽抗氧化性测定 DPPH和ABTS法
    China National Standards
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 38812.3-2020 Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method
    直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 8704.10-2020 Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium contents— Inductively coupled plasma atomic emission spectrometric method
    钒铁 硅、锰、磷、铝、铜、铬、镍、钛含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 5687.12-2020 Ferrochromium—Determination of phosphorus, aluminum, titanium, copper, manganese, calcium content—Inductively coupled plasma atomic emission spectrometric method
    铬铁 磷、铝、钛、铜、锰、钙含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 4702.18-2020 Chromiun metal—Determination of vanadium content—Tantalum reagent trichloromethane extraction spectrophtometry method
    金属铬 钒含量的测定 钽试剂三氯甲烷萃取分光光度法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 15076.4-2020 Methods for chemical analysis of tantalum and niobium--Part 4: Determination of iron content--1, 10-Phenanthroline spectrophotometry
    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
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.4-2020 Methods for chemical analysis of zirconium and zirconium alloys--Part 4: Determination of chromium content--Diphenylcarbazide spectrophotometry andinductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第4部分:铬量的测定 二苯卡巴肼分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.3-2020 Methods for chemical analysis of zirconium and zirconium alloys--Part 3: Determination of nickel content--Dimethyglyoxime spectrophotometry andinductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第3部分:镍量的测定 丁二酮肟分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 39368-2020 Leather—Physical and mechanical tests—Determination of flex resistance:Vamp flex method
    皮革 物理和机械试验 耐折牢度的测定:鞋面弯曲法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 39285-2020 Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatography
    钯化合物分析方法 氯含量的测定 离子色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 24981.2-2020 Test methods of rare earth long afterglow phosphors—Part 2: Determination of afterglow brightness
    稀土长余辉荧光粉试验方法 第2部分:余辉亮度的测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 24981.1-2020 Test methods of rare earth long afterglow phosphors—Part 1: Determination of emission dominantpeak and chromaticity coordinates
    稀土长余辉荧光粉试验方法 第1部分:发射主峰和色品坐标的测定
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 12688.10-2020 Test method of styrene for industrial use—Part 10: Determination of oxygenates—Gas chromatography
    工业用苯乙烯试验方法 第10部分:含氧化合物的测定 气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 5211.6-2020 General methods of test for pigments and extenders—Part 6: Determination of pH value of an aqueous suspension
    颜料和体质颜料通用试验方法 第6部分:水悬浮液pH值的测定
    China National Standards
    Determination method pH

    English PDF
    GB 23200.116-2019 National food safety standard - Determination of 90 organophosphorus pesticides and metabolites residues in foods of plant origin - Gas chromatography method
    食品安全国家标准 植物源性食品中90种有机磷类农药及其代谢物残留量的测定气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 38402-2019 Leather and fur—Chemical tests—Determination of chromium(VI) content:Chromatographic method
    皮革和毛皮 化学试验 六价铬含量的测定:色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 33610.3-2019 Textiles—Determination of deodorant property—Part 3: Gas chromatography method
    纺织品 消臭性能的测定 第3部分:气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 19941.1-2019 Leather and fur—Determination of formaldehyde content—Part 1: High performance liquid chromatography method
    皮革和毛皮 甲醛含量的测定 第1部分:高效液相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 15076.2-2019 Methods for chemical analysis of tantalum and niobium—Part 2:Determination of niobium content in tantalum—Inductively coupled plasma atomic emission spectrometry and stratography gravimetry
    钽铌化学分析方法 第2部分:钽中铌量的测定 电感耦合等离子体原子发射光谱法和色层分离重量法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.2-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 2:Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第2部分:铁量的测定 1,10-二氮杂菲分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.12-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 12:Determination of silicon content—Molybdenum blue spectrophotometry
    锆及锆合金化学分析方法 第12部分:硅量的测定 钼蓝分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 37861-2019 Determination of halogen in electrical and electronic products—Ion chromatography method
    电子电气产品中卤素含量的测定 离子色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 37840-2019 Determination of volatile organic compounds in electrical and electronic products—Gas chromatography-mass spectrometry method
    电子电气产品中挥发性有机化合物的测定 气相色谱-质谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 8152.14-2019 Methods for chemical analysis of lead concentrates—Part 14: Determination of silicon dioxide content—Molybdenum blue spectrophotometry
    铅精矿化学分析方法 第14部分:二氧化硅含量的测定 钼蓝分光光度法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 38441-2019 Pig iron and cast—Determination of chromium,copper,magnesium,manganese,molybdenum,nickel,phosphorus,tin,titanium,vanadium and silicon content—Inductively coupled plasma atomic emission spectrometric method
    生铁及铸铁 铬、铜、镁、锰、钼、镍、磷、锡、钛、钒和硅的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry
    铝及铝合金化学分析方法 第31部分:磷含量的测定 钼蓝分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry
    铝及铝合金化学分析方法 第29部分:钼含量的测定 硫氰酸盐分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.5-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 5:Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry
    锆及锆合金化学分析方法 第5部分:铝量的测定 铬天青S-氯化十四烷基吡啶分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 12688.1-2019 Test method of styrene for industrial use—Part 1:Determination of purity and hydrocarbon impurities—Gas chromatography
    工业用苯乙烯试验方法 第1部分:纯度及烃类杂质的测定 气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4333.7-2019 Ferrosilicon—Determination of sulfur content—Infrared absorption method and chromatographic separation-barium sulfate gravimetric method
    硅铁 硫含量的测定 红外线吸收法和色层分离硫酸钡重量法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 37760-2019 Determination of perfluorooctanoic acid and perfluorooctane sulfonic acid in electronic and electrical products—Ultra high performance liquid chromatographic method with tandem mass spectrometry
    电子电气产品中全氟辛酸和全氟辛烷磺酸的测定 超高效液相色谱串联质谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 37673-2019 :Determination of silicon,aluminum,iron,calcium,magnesium,sodium,potassium,phosphorus,titanium,manganese,strontium and barium in coal ash—X-ray fluorescence spectrometric method
    煤灰中硅、铝、铁、钙、镁、钠、钾、磷、钛、锰、钡、锶的测定 X射线荧光光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.6-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 6:Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry
    锆及锆合金化学分析方法 第6部分:铜量的测定 2,9-二甲基-1,10-二氮杂菲分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 37508-2019 Determination of preservatives in moulding clay—High performance liquid chromatography method
    造型黏土中防腐剂的测定 高效液相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 37272-2018 Determination of 11-nor-9-carboxy-delta-9-tetrahydrocannabinol in urine—Liquid chromatography-tandem mass spectrometry method
    尿液中△9-四氢大麻酸的测定-液相色谱-串联质谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 36922-2018 Determination of organophosphorous flame retardants in toys—Gas chromatography-mass spectrography method
    玩具中有机磷阻燃剂含量的测定-气相色谱-质谱联用法
    China National Standards
    Determination method pH

    English PDF
    GB/T 36214.5-2018 Plastics—Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography—Part5:Method using light-scattering detection
    塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第5部分:光散射法
    China National Standards
    Determination method pH

    English PDF
    GB/T 36214.4-2018 Plastics—Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography—Part4:High-temperature method
    塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第4部分:高温法
    China National Standards
    Determination method pH

    English PDF
    GB/T 36214.2-2018 Plastics—Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography—Part 2:Universal calibration method
    塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第2部分:普适校正法
    China National Standards
    Determination method pH

    English PDF
    GB/T 36214.3-2018 Plastics—Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography—Part 3:Low-temperature method
    塑料 体积排除色谱法测定聚合物的平均分子量和分子量分布 第3部分:低温法
    China National Standards
    Determination method pH

    English PDF
    GB/T 6609.1-2018 Chemical analysis methods and determination of physical performance of alumina—Part 1:Determination of trace elements content—Inductively coupled plasma atomic emission spectrometry method
    氧化铝化学分析方法和物理性能测定方法 第1部分:微量元素含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 36204-2018 Determination of gibberellic acid in fertilizer—High performance liquid chromatography-mass spectrometry method
    肥料中赤霉酸含量的测定 高效液相色谱-质谱联用仪法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 6609.12-2018 Chemical analysis methods and determination of physical performance of alumina—Part 12:Determination of zinc oxide content—Flame atomic absorption spectrometry method
    氧化铝化学分析方法和物理性能测定方法 第12部分:氧化锌含量的测定 火焰原子吸收光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 6609.6-2018 Chemical analysis methods and determination of physical performance of alumina—Part 6:Determination of potassium oxide content
    氧化铝化学分析方法和物理性能测定方法 第6部分:氧化钾含量的测定
    China National Standards
    Determination method pH

    English PDF
    GB/T 36793-2018 Determination of platicizers in rubber-plastics—Gas chromatography-mass spectrometry method
    橡塑材料中增塑剂含量的测定 气相色谱质谱联用法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 11060.3-2018 Natural gas─Determination of sulfur compound─Part 3:Determination of hydrogen sulfide content by lead acetate reaction rate dual photo path method
    天然气 含硫化合物的测定 第3部分:用乙酸铅反应速率双光路检测法测定硫化氢含量
    China National Standards
    Determination method pH

    English PDF
    GB/T 35933-2018 Determination for drug residues of toxaphene, synthetic pyrethroid, organophosphorus in greasy wool—Gas chromatography method
    含脂毛毒杀芬、拟除虫菊酯、有机磷药物残留量的测定 气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 35925-2018 Determination of impurity fluorine ion in water soluble chemicals—Ion chromatography method
    水溶性化工品中杂质氟离子的测定 离子色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 14571.2-2018 Test method of ethylene glycol for industrial use—Part 2: Determination of purity and impurities—Gas chromatography
    工业用乙二醇试验方法 第2部分:纯度和杂质的测定 气相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 6609.19-2018 Chemical analysis methods and determination of physical performance of alumina—Part 19:Determination of lithium oxide content—Flame atomic absorption spectrometry method
    氧化铝化学分析方法和物理性能测定方法 第19部分:氧化锂含量的测定 火焰原子吸收光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 34782-2017 Method for the determination of poplar tree gum in propolis—High performance liquid chromatography
    蜂胶中杨树胶的检测方法 高效液相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 34683-2017 Determination of formaldehyde content in water-borne coatings—High performance liquid chromatographic method
    水性涂料中甲醛含量的测定 高效液相色谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 34706-2017 Determination of organotins content in coatings—Gas chromatography/mass spectrometry method
    涂料中有机锡含量的测定 气质联用法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 34474.1-2017 Determination of banded structure of steel—Part1:Micrographic method using standards diagrams
    钢中带状组织的评定 第1部分:标准评级图法
    China National Standards
    Determination method pH

    English PDF
    GB/T 10574.13-2017 Methods for chemical analysis of tin-lead solders—Part 13:Determination of antimony,bismuth,iron,arsenic,copper,silver,zinc,aluminium,cadmium,phosphorous and gold contents—Inductively coupled plasma atomic emission spectrometric method
    锡铅焊料化学分析方法 第13部分:锑、铋、铁、砷、铜、银、锌、铝、镉、磷和金量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 10574.9-2017 Methods for chemical analysis of tin-lead solders—Part 9:Determination of aluminium content—Graphite furnace atomic absorption spectrometric method
    锡铅焊料化学分析方法 第9部分:铝量的测定 电热原子吸收光谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 10574.11-2017 Methods for chemical analysis of tin-lead solders—Part 11:Determination of phosphorus content—Crystal violet phosphorus-vanadium-molybdeum heteropoly acid spectrophotometry
    锡铅焊料化学分析方法 第11部分:磷量的测定 结晶紫-磷钒钼杂多酸分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.3-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 3:Determination of silicon content—Molybdenum blue spectrophotometry
    海绵钛、钛及钛合金化学分析方法 第3部分:硅量的测定 钼蓝分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.22-2017 Methods for chemical analysis of titanium sponge ,titanium and titanium alloys—Part 22:Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第22部分:铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 4698.20-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 4:Determination of manganese content—Potassium periodate spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第4部分:锰量的测定 高碘酸盐分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.15-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 15:Determination of boron content—Curcumin spectrophotometry
    锆及锆合金化学分析方法 第15部分:硼量的测定 姜黄素分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.19-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 19:Determination of molybdenum content—Thiocyanate-differential spectrophotometry
    海绵钛、钛及钛合金化学分析方法 第19部分:钼量的测定 硫氰酸盐示差光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.5-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 5:Determination of molybdenum content—Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第5部分:钼量的测定 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
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.8-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 8:Determination of cobalt content—Nitroso-R-salt spectrophotometry
    锆及锆合金化学分析方法 第8部分:钴量的测定 亚硝基R盐分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.11-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 11: Determination of molybdenum content—Thiocyanate spectrophotometry
    锆及锆合金化学分析方法 第11部分:钼量的测定 硫氰酸盐分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.13-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 13: Determination of lead content—Polarography
    锆及锆合金化学分析方法 第13部分:铅量的测定 极谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.24-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 24:Determination of nickel content—Dimethylglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第24部分:镍量的测定 丁二酮肟分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.14-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 14:Determination of uranium content—Polarography
    锆及锆合金化学分析方法 第14部分:铀量的测定 极谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.19-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part19:Determination of titanium content—Diantipyrylmethane spectrophotometry and the inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第19部分:钛量的测定 二安替比林甲烷分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.16-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 16:Determination of chloric content—Silver chloride nephelometry and ion selective electrode method
    锆及锆合金化学分析方法 第16部分:氯量的测定 氯化银浊度法和离子选择性电极法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.25-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 25:Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol spectrophotometry and inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第25部分:铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.17-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 17:Determination of cadmium content—Polarography
    锆及锆合金化学分析方法 第17部分:镉量的测定 极谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 13747.1-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 1:Determination of tin content—Potassium iodate titration and phenylfluorone-polyethylene glycoloctyl phenyl ether spectrophotometry
    锆及锆合金化学分析方法 第1部分:锡量的测定 碘酸钾滴定法和苯基荧光酮-聚乙二醇辛基苯基醚分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.23-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 23:Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第23部分:钯量的测定 氯化亚锡-碘化钾分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    Determination method pH

    English PDF
    GB/T 4698.25-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 25:Determination of chlorine content—Silver chlorin spectrophotometry
    海绵钛、钛及钛合金化学分析方法 第25部分:氯量的测定 氯化银分光光度法
    China National Standards
    Determination method pH

    English PDF
    GB/T 1819.12-2017 Methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration
    锡精矿化学分析方法 第12部分:二氧化硅量的测定 硅钼蓝分光光度法和氢氧化钠滴定法
    China National Standards
    Determination method pH

    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
    Determination method pH

    English PDF
    GB/T 34405-2017 Determination for migration of acrylamide in household papers—Liquid chromatography-tandem mass spectrometry(LC-MS/MS)method
    家用纸制品中丙烯酰胺迁移量的测定 液相色谱-串联质谱法
    China National Standards
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    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
    Determination method pH

    English PDF

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