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“Determination of pH ” 中國GB標準檢索結果

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GB/T 40312-2021
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)(中英文版)
Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method)
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
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
GB/T 6017-2021
工业用丁二烯纯度及烃类杂质的测定 气相色谱法(中英文版)
Determination of purity and hydrocarbon impurities of butadiene for industrial use—Gas chromatographic method
GB/T 6015-2021
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(中英文版)
Determination of trace dimer and residual extraction agent of butadiene for industrial use—Gas chromatographic method
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
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
GB/T 40500-2021
喷气燃料中芳烃总量的测定 气相色谱法(中英文版)
Determination of total aromatics composition in aviation fuels—Gas chromatography
GB/T 40496-2021
喷气燃料中抗氧剂含量的测定 高效液相色谱法(中英文版)
Determination of antioxidant content in jet fuel—High performance liquid chromatography
GB/T 40486-2021
蜂毒干粉中蜂毒溶血肽含量的测定 高效液相色谱法(中英文版)
Determination of melittin content in bee venom powder—High performance liquid chromatography
GB/T 40267-2021
植物源产品中左旋多巴的测定 高效液相色谱法(中英文版)
Determination of Levodopa in plant derived products—High performance liquid chromatography
GB/T 40191-2021
牙膏中限用防腐剂的测定 高效液相色谱法(中英文版)
Determination of restricted preservatives in toothpaste—High performance liquid chromatography method
GB/T 40190-2021
牙膏中禁用漂白剂的测定 高效液相色谱法(中英文版)
Determination of forbidden bleach in toothpaste—High performance liquid chromatography method
GB/T 40189-2021
牙膏中甲硝唑和诺氟沙星的测定 高效液相色谱法(中英文版)
Determination of metronidazole and norfloxacin in toothpaste—High performance liquid chromatography method
GB/T 40185-2021
牙膏中5种氯铵类抗菌剂的检测方法 高效液相色谱法(中英文版)
Determination of 5 kinds of ammonium chloride antibacterial agents in toothpaste—High performance liquid chromatography method
GB/T 40231-2021
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(中英文版)
Restricted substance in electrical and electronic products—Determination of hexavalent chromium—Ion chromatography method
GB/T 40179-2021
植物中有机酸的测定 液相色谱-质谱/质谱法(中英文版)
Determination of organic acids in plant—Liquid chromatography-tandem mass spectrometry
GB/T 40176-2021
植物源性产品中木二糖的测定 亲水保留色谱法(中英文版)
Determination of xylobiose in plant-derived products - Hydrophilic intention chromatography
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
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
GB/T 40145-2021
化妆品中地索奈德等十一种糖皮质激素的测定 液相色谱/串联质谱法(中英文版)
Determination of 11 glucocorticoids including desonide in cosmetics—Liquid chromatography-tandem mass spectrometry
GB/T 24279.2-2021
纺织品 某些阻燃剂的测定 第2部分:磷系阻燃剂(中英文版)
Textiles - Determination of certain flame retardants - Part 2: Phosphorus flame retardants
GB/T 22889-2021
皮革 物理和机械试验 表面涂层厚度的测定(中英文版)
Leather—Physical and mechanical tests—Determination of surface coating thickness
GB/T 22888-2021
皮革 物理和机械试验 表面涂层低温脆裂温度的测定(中英文版)
Leather - Physical and mechanical tests - Determination of cold crack temperature of surface coatings
GB/T 22808-2021
皮革和毛皮 化学试验 含氯苯酚的测定(中英文版)
Leather and fur-Chemical tests-Determination of chlorinated phenols content
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
GB/T 40062-2021
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(中英文版)
Method for determination of total inorganic chloride in denatured fuel ethanol and fuel ethanol—Ion chromatography
GB/T 39999-2021
化妆品中恩诺沙星等15种禁用喹诺酮类抗生素的测定 液相色谱-串联质谱法(中英文版)
Determination of 15 kinds of prohibited quinolone-type antibiotics in cosmetics including enrofloxacin—Liquid chromatography-tandem mass spectrometry
GB/T 39998-2021
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(中英文版)
Paper, board and paper products—Determination of alkylphenol polyethoxylates—HPLC-MS method
GB/T 17650.2-2021
取自电缆或光缆的材料燃烧时释出气体的试验方法 第2部分:酸度(用pH测量)和电导率的测定(中英文版)
Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 2: Determination of acidity (by pH measurement) and conductivity
GB/T 3488.3-2021
硬质合金 显微组织的金相测定 第3部分:Ti(C,N)和WC立方碳化物基硬质合金显微组织的金相测定(中英文版)
Hardmetals—Metallographic determination of microstructure—Part 3: Measurement of microstructural features in Ti (C, N) and WC/cubic carbide based hardmetals
GB/T 39946-2021
唇用化妆品中禁用物质对位红的测定 高效液相色谱法(中英文版)
Determination of prohibited Para Red in lip cosmetics -- High performance liquid chromatography
GB/T 39927-2021
化妆品中禁用物质藜芦碱的测定 高效液相色谱法(中英文版)
Determination of prohibited substances veratrine in cosmetics—High performance liquid chromatography
GB/T 39873-2021
消毒剂中季铵盐的测定 液相色谱-串联质谱法(中英文版)
Determination of quaternary ammonium salt in disinfectant—Liquid chromatography-tandem mass spectrometry
GB/T 39827.2-2021
塑料 用过的聚对苯二甲酸乙二醇酯(PET)瓶回收物 第2部分:试样制备和性能测定(中英文版)
Plastics -- Post-consumer poly(ethylene terephthalate)(PET) bottle recyclates -- Part 2: Preparation of test specimens and determination properties
GB/T 39765-2021
文具中苯、甲苯、乙苯及二甲苯的测定方法 气相色谱法(中英文版)
Determination of benzene,methylbenzene,ethylbenzene,dimethybenzene in stationery—Gas chromatographic method
GB/T 14352.19-2021
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(中英文版)
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
GB/T 24166-2021
染料产品中含氯苯酚的测定(中英文版)
Determination of the content of chlorinated phenols in dye products
GB/T 41225-2021
苯氧羧酸类除草剂中游离酚限量及检测方法(中英文版)
Limit and determination of free phenols in phenoxy carboxylic acid herbicides
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
GB/T 1927.20-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 20: Determination of cleavage strength
GB/T 1927.19-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 19: Determination of static hardness
GB/T 1927.18-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 18: Determination of resistance to impact indentation
GB/T 1927.17-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 17: Determination of impact bending strength
GB/T 1927.12-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 12:Determination of strength in compression perpendicular to grain
GB/T 1927.10-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 10: Determination of modulus of elasticity in bending
GB/T 1927.9-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 9: Determination of bending strength
GB/T 1927.8-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 8: Determination of swelling
GB/T 41079.1-2021
液态金属物理性能测定方法 第1部分:密度的测定(中英文版)
Test methods for physical properties of liquid metals—Part 1:Determination of density
GB/T 1927.7-2021
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(中英文版)
Test methods for physical and mechanical properties of small clear wood specimens—Part 7: Determination of water absorption

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