China impurity GB Standards English PDF List

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China "impurity" GB Standards English PDF List:

Standard Code	Standard Title	Standard Class	Order
GB/T 8038-2023	Coked toluene - Determination of hydrocarbon impurity content - Gas chromatography 焦化甲苯烃类杂质含量的测定气相色谱法	China National Standards impurity	English PDF
GB/T 24582-2023	Determination of metal impurity content on polycrystalline silicon surface by acid leaching-inductively coupled plasma mass spectrometry 多晶硅表面金属杂质含量测定酸浸取-电感耦合等离子体质谱法	China National Standards impurity	English PDF
GB/T 7717.12-2022	Acrylonitrile for industrial use - Part 12: Determination of purity and impurity content - Gas chromatography 工业用丙烯腈第12部分：纯度及杂质含量的测定气相色谱法	China National Standards impurity	English PDF
GB/T 26416.2-2022	Methods for chemical analysis of rare earth ferroalloys - Part 2: Determination of rare earth impurity content - Inductively coupled plasma emission spectrometry 稀土铁合金化学分析方法第2部分：稀土杂质含量的测定电感耦合等离子体发射光谱法	China National Standards impurity	English PDF
GB/T 13747.26-2022	Methods for chemical analysis of zirconium and zirconium alloys - Part 26: Determination of alloys and impurity elements - Inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法第26部分：合金及杂质元素的测定电感耦合等离子体原子发射光谱法	China National Standards impurity	English PDF
GB/T 37211.3-2022	Methods for chemical analysis of germanium metal - Part 3: Determination of trace impurity elements - Glow discharge mass spectrometry 金属锗化学分析方法第3部分:痕量杂质元素的测定辉光放电质谱法	China National Standards impurity	English PDF
GB/T 6499-2022	Raw cotton impurity content test method 原棉含杂率试验方法	China National Standards impurity	English PDF
GB/T 41799-2022	Restriction endonuclease impurity detection method 限制性核酸内切酶杂质检测方法	China National Standards impurity	English PDF
GB/T 41712-2022	Deoxyribonuclease I enzyme activity and impurity detection method 脱氧核糖核酸酶I 酶活及杂质检测方法	China National Standards impurity	English PDF
GB/T 41153-2021	Determination of boron, aluminum and nitrogen impurity content in silicon carbide single crystal -- Secondary ion mass spectrometry 碳化硅单晶中硼、铝、氮杂质含量的测定? 二次离子质谱法	China National Standards impurity	English PDF
GB/T 37049-2018	Test method for the content of metal impurity in electronic grade polysilicon—Inductively coupled-plasma mass spectrometry method 电子级多晶硅中基体金属杂质含量的测定-电感耦合等离子体质谱法	China National Standards impurity	English PDF
GB/T 36590-2018	Method for chemical analysis of high purity silver—Determination of trace impurity elements contents—Glow discharge mass spectrometry 高纯银化学分析方法痕量杂质元素的测定辉光放电质谱法	China National Standards impurity	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 impurity	English PDF
GB/T 34800-2017	Detection method of activity and impurity of proteinase K 蛋白酶K酶活力及杂质检测方法	China National Standards impurity	English PDF
GB/T 12690.18-2017	Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides— Part 18: Determination of zirconium content 稀土金属及其氧化物中非稀土杂质化学分析方法第18部分：锆量的测定	China National Standards impurity	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 impurity	English PDF
GB/T 34003-2017	Detection method of impurity elements in boron nitride 氮化硼中杂质元素测定方法	China National Standards impurity	English PDF
GB/T 32561.3-2016	Measuring method for chalcogenide infrared optical glass—Part 3: impurity 红外光学硫系玻璃测试方法第3部分：杂质	China National Standards impurity	English PDF
GB/T 12690.3-2015	Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 3: Determination of water content of rare earth oxides—Gravimetric method 稀土金属及其氧化物中非稀土杂质化学分析方法第3部分：稀土氧化物中水分量的测定重量法	China National Standards impurity	English PDF
GB/T 12690.2-2015	Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 2: Determination of ignition loss content of rare earth oxides—Gravimetric method 稀土金属及其氧化物中非稀土杂质化学分析方法第2部分：稀土氧化物中灼减量的测定重量法	China National Standards impurity	English PDF
GB/T 12690.1-2015	Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 1: Determination of carbon and sulfur contents—High frequency-infrared absorption method 稀土金属及其氧化物中非稀土杂质化学分析方法第1部分：碳、硫量的测定高频-红外吸收法	China National Standards impurity	English PDF
GB/T 14849.4-2014	Methods for chemical analysis of silicon metal―Part 4：Determination of impurity contents―Inductively coupled plasma atomic emission spectrometric method 工业硅化学分析方法第4部分：杂质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 impurity	English PDF
GB/T 14849.5-2014	Methods for chemical analysis of silicon metal―Part 5：Determination of impurity contents―X-ray fluorescence method 工业硅化学分析方法第5部分：杂质元素含量的测定 X射线荧光光谱法	China National Standards impurity	English PDF
GB/T 31197-2014	Inorganic chemicals for industrial use―Determination of impurity anions―Ion chromatography method 无机化工产品杂质阴离子的测定离子色谱法	China National Standards impurity	English PDF
GB/T 30903-2014	Inorganic chemicals for industrial use―The determination of impurity element―Inductively coupled plasma mass spectrometry(ICP-MS) 无机化工产品杂质元素的测定电感耦合等离子体质谱法(ICP-MS)	China National Standards impurity	English PDF
GB/T 30902-2014	Inorganic chemicals for industrial use―The determination of impurity element―Inductively coupled plasma optical emission spectrometry(ICP―OES) 无机化工产品杂质元素的测定电感耦合等离子体发射光谱法(ICP-OES)	China National Standards impurity	English PDF
GB/T 26416.2-2010	Chemical analysis methods of dysprosium ferroalloy - Part 2 :Determination of rare earth impurity contents - Inductively coupled plasma atomic emission spectrometry 镝铁合金化学分析方法第2部分：稀土杂质含量的测定电感耦合等离子发射光谱法	China National Standards impurity	English PDF
GB/T 26019-2010	Methods for chemical analysis of high impurity tungsten mineral - Determination of tungsten trioxide content - Twice separation and igniting gravimetric method 高杂质钨矿化学分析方法三氧化钨量的测定二次分离灼烧重量法	China National Standards impurity	English PDF
GB/T 25934.3-2010	Methods for chemical analysis of high - purity gold - Part 3: Ethylether extraction separation - Inductively coupled plasma-atomic emission spectrometry - Determinaion of impurity elements contents 高纯金化学分析方法第3部分：乙醚萃取分离ICP-AES法测定杂质元素的含量	China National Standards impurity	English PDF
GB/T 25934.2-2010	Methods for chemical analysis of high purity gold - Part 2: Inductively coupled plasma mass spectrometry standard enter emendation-inner standard method - Determination of impurity elements contents 高纯金化学分析方法第2部分：ICP-MS-标准加入校正-内标法测定杂质元素的含量	China National Standards impurity	English PDF
GB/T 25934.1-2010	Methods for chemical analysis of high purity gold - Part 1: Ethyl acetate extraction separation - Inductively coupled plasma - atomic emission spectrometry - Determination of impurity elements contents 高纯金化学分析方法第1部分：乙酸乙脂萃取分离ICP-AES法测定杂质元素的含量	China National Standards impurity	English PDF
GB 5413.30-2010	National Food Safety Standard-Milk and dairy products - Determination of the degree of impurity 食品安全国家标准乳和乳制品杂质度的测定	China National Standards impurity	English PDF
GB/T 3780.12-2007	Carbon black - Part 12：Inspection of impurity material 炭黑第12部分：杂质的检查	China National Standards impurity	English PDF
GB/T 602-2002	Chemical reagent--Preparations of standard solutions for impurity 化学试剂杂质测定用标准溶液的制备	China National Standards impurity	English PDF

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