China impurities GB Standards List

China "impurities" GB Standards List:

Standard Code	Standard Title	Standard Class	Order
GB/T 12690.12-2024	Non-rare earth impurities in rare earth metals and their oxides - Chemical analysis methods - Part 12: Determination of thorium and uranium content - Inductively coupled plasma mass spectrometry {译} 稀土金属及其氧化物中非稀土杂质-化学分析方法-第12部分：钍、铀量的测定-电感耦合等离子体质谱法	China National Standards impurities	English PDF
GB/T 18115.6-2023	Methods for chemical analysis of rare earth impurities in rare earth metals and their oxides - Part 6: Determination of the amounts of lanthanum, cerium, praseodymium, neodymium, samarium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttrium in europium {译} 稀土金属及其氧化物中稀土杂质化学分析方法第6部分：铕中镧、铈、镨、钕、钐、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
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 impurities	English PDF
GB/T 3392-2023	Determination of hydrocarbon impurities in propylene for industrial use - Gas chromatography {译} 工业用丙烯中烃类杂质的测定气相色谱法	China National Standards impurities	English PDF
GB/T 24581-2022	Test method for Ⅲ and Ⅴ impurities content in single crystal silicon—Low temperature FT-IR analysis method 硅单晶中III、V族杂质含量的测定低温傅立叶变换红外光谱法	China National Standards impurities	English PDF
GB/T 12690.1-2022	Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides—Part 1: Determination of carbon and sulfur content—High frequency-infrared absorption method {译} 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 impurities	English PDF
GB/T 42240-2022	Nanotechnology Determination of metallic impurities in graphene powders Inductively coupled plasma mass spectrometry {译} 纳米技术石墨烯粉体中金属杂质的测定电感耦合等离子体质谱法	China National Standards impurities	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 impurities	English PDF
GB/T 12690.8-2021	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content 稀土金属及其氧化物中非稀土杂质化学分析方法第8部分：钠量的测定	China National Standards impurities	English PDF
GB/T 12690.4-2021	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 4: Determination of oxygen and nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method 稀土金属及其氧化物中非稀土杂质化学分析方法第4部分：氧、氮量的测定脉冲-红外吸收法和脉冲-热导法	China National Standards impurities	English PDF
GB/T 18115.4-2021	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides -- Part 4: Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法第4部分：钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 12690.7-2021	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content 稀土金属及其氧化物中非稀土杂质化学分析方法第7部分：硅量的测定	China National Standards impurities	English PDF
GB/T 13747.27-2020	Methods for chemical analysis of zirconium and zirconium alloys--Part 27: Determination of trace impurities content--Inductively coupled plasma mass spectrometry 锆及锆合金化学分析方法第27部分：痕量杂质元素的测定电感耦合等离子体质谱法	China National Standards impurities	English PDF
GB/T 18115.2-2020	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 2: Determination of lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法第2部分：铈中镧、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.1-2020	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 1: Determination of cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttri 稀土金属及其氧化物中稀土杂质化学分析方法第1部分：镧中铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	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 impurities	English PDF
GB/T 12690.15-2018	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides―Part 15: Determination of calcium content 稀土金属及其氧化物中非稀土杂质化学分析方法第15部分：钙量的测定	China National Standards impurities	English PDF
GB/T 12690.19-2018	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 19: Determination of arsenic and mercury contents 稀土金属及其氧化物中非稀土杂质化学分析方法第19部分：砷、汞量的测定	China National Standards impurities	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 impurities	English PDF
GB/T 34776-2017	T4 DNA ligase—Detection methods of activity and impurities of enzyme T4 DNA连接酶酶活及杂质检测方法	China National Standards impurities	English PDF
GB/T 12690.5-2017	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 5: Determination of cobalt,manganese,lead,nickel,copper,zinc,aluminum,chromium,magnesium,cadmium,vanadium and iron contents 稀土金属及其氧化物中非稀土杂质化学分析方法第5部分：钴、锰、铅、镍、铜、锌、铝、铬、镁、镉、钒、铁量的测定	China National Standards impurities	English PDF
GB/T 33827-2017	Determination of magnetic impurities in anode nanomaterials for Li-ion battery 锂电池用纳米负极材料中磁性物质含量的测定方法	China National Standards impurities	English PDF
GB/T 35418-2017	Nanotechnologies—Determination of elemental impurities in samples of carbon nanotubes—Inductively coupled plasma mass spectrometry 纳米技术碳纳米管中杂质元素的测定电感耦合等离子体质谱法	China National Standards impurities	English PDF
GB/T 31854-2015	Test method for measuring metallic impurities content in silicon materials used for photovoltaic applications by inductively coupled plasma mass spectrometry 光伏电池用硅材料中金属杂质含量的电感耦合等离子体质谱测量方法	China National Standards impurities	English PDF
GB/T 31087-2014	General technical requirements for impurities control of commercial coal 商品煤杂物控制技术要求	China National Standards impurities	English PDF
GB/T 7196-2012	Methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids 用液体萃取测定电气绝缘材料离子杂质的试验方法	China National Standards impurities	English PDF
GB/T 12688.1-2011	Test method of styrene for industrial use - Part 1: Determination of purity and hydrocarbon impurities - Gas chromotography 工业用苯乙烯试验方法第1部分：纯度和烃类杂质的测定气相色谱法	China National Standards impurities	English PDF
GB/T 18115.15-2010	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides - Part 15: Lutetium - Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytte 稀土金属及其氧化物中稀土杂质化学分析方法第15部分：镥中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.14-2010	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides - Part 14 : Ytterbium - Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, lu 稀土金属及其氧化物中稀土杂质化学分析方法第14部分：镱中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.13-2010	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides - Part 13: Thulium - Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, ytterbium, lut 稀土金属及其氧化物中稀土杂质化学分析方法第13部分：铥中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 12690.17-2010	Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 17：Determination of niobium and tantalum contents of rare earth metals 稀土金属及其氧化物中非稀土杂质化学分析方法第17部分：稀土金属中铌、钽量的测定	China National Standards impurities	English PDF
GB/T 12690.16-2010	Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 16: Determination of fluorine content - Ion selective electrode analysis 稀土金属及其氧化物中非稀土杂质化学分析方法第16部分：氟量的测定离子选择性电极法	China National Standards impurities	English PDF
GB/T 24574-2009	Test methods for photoluminescence analysis of single crystal silicon for III-V impurities 硅单晶中Ⅲ-Ⅴ族杂质的光致发光测试方法	China National Standards impurities	English PDF
GB/T 24581-2009	Test method for low temperature FT-IR analysis of single crystal silicon for Ⅲ-Ⅴ impurities 低温傅立叶变换红外光谱法测量硅单晶中III、V族杂质含量的测试方法	China National Standards impurities	English PDF
GB/T 8038-2009	Toluene of coal carbonization-determination of hydrocarbon impurities gas chromatographic method 焦化甲苯中烃类杂质的气相色谱测定方法	China National Standards impurities	English PDF
GB/T 12208-2008	Test methods of components and impurities of the manufactured gas 人工煤气组分与杂质含量测定方法	China National Standards impurities	English PDF
GB/T 14488.2-2008	Oilseeds - Determination of content of impurities 油料杂质含量的测定	China National Standards impurities	English PDF
GB/T 15688-2008	Animal and vegetable fats and oils - Determination of insoluble impurities content 动植物油脂不溶性杂质含量的测定	China National Standards impurities	English PDF
GB/T 6977-2008	Test method for ethanol extractives, ash, vegetable matter, total ali-insoluble impurities in scoured wool 洗净羊毛乙醇萃取物、灰分、植物性杂质、总碱不溶物含量试验方法	China National Standards impurities	English PDF
GB/T 16255.2-2008	Test method for the percentage of burry and impurities in scoured mohair 洗净马海毛含草、杂率试验方法	China National Standards impurities	English PDF
GB/T 7717.12-2008	Acrylonitrile for industrial use - Part 12: Determination of purity and impurities - Gas chromatographic method 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 impurities	English PDF
GB/T 6017-2008	Butadiene for industrial use - Determination of purity and hydrocarbon impurities - 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 impurities	English PDF
GB/T 10470-2008	Quick frozen fruits and vegetables - Determination of mineral impurities content 速冻水果和蔬菜矿物杂质测定方法	China National Standards impurities	English PDF
GB/T 21992-2008	Polyvinyl chloride resins for Paste - Determination of number of impurities particles and foreign particles 糊用聚氯乙烯树脂杂质与外来粒子数的测定	China National Standards impurities	English PDF
GB/T 9348-2008	Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles 塑料聚氯乙烯树脂杂质与外来粒子数的测定	China National Standards impurities	English PDF
GB/T 18115.9-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Dysprosium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法镝中镧、铈、镨、钕、钐、铕、钆、铽、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.8-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Terbium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法铽中镧、铈、镨、钕、钐、铕、钆、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.7-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Gadolinium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法钆中镧、铈、镨、钕、钐、铕、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.6-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Europium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法铕中镧、铈、镨、钕、钐、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.5-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Samarium-Determination of lanthanum, cerium, praseodymium, neodymium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法钐中镧、铈、镨、钕、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.4-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Neodymium-Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.3-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Praseodymium-Determination of lanthanum, cerium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法镨中镧、铈、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.2-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Cerium-Determination of lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法铈中镧、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.12-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Yttrium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lut 稀土金属及其氧化物中稀土杂质化学分析方法钇中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱和镥量的测定	China National Standards impurities	English PDF
GB/T 18115.1-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Lanthanum-Determination of cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法镧中铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.11-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Erbium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法铒中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 18115.10-2006	Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Holmium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法钬中镧、铈、镨、钕、钐、铕、钆、铽、镝、铒、铥、镱、镥和钇量的测定	China National Standards impurities	English PDF
GB/T 12690.14-2006	Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides Determination of titanium in rare earth metals 稀土金属及其氧化物中非稀土杂质化学分析方法钛量的测定	China National Standards impurities	English PDF
GB/T 12690.9-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals andtheir oxides--Determination of chlorine content--Silver nitrate turbidimetric method 稀土金属及其氧化物中非稀土杂质化学分析方法氯量的测定硝酸银比浊法	China National Standards impurities	English PDF
GB/T 12690.8-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of sodium content--Flame atomic absorption spectrometric method 稀土金属及其氧化物中非稀土杂质化学分析方法钠量的测定火焰原子吸收光谱法	China National Standards impurities	English PDF
GB/T 12690.7-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of silicon content--Molybdenum blue spectrophotometric method 稀土金属及其氧化物中非稀土杂质化学分析方法硅量的测定钼蓝分光光度法	China National Standards impurities	English PDF
GB/T 12690.6-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of iron content--Kalium 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铁量的测定硫氰酸钾、1，10-二氮杂菲分光光度法	China National Standards impurities	English PDF
GB/T 12690.5-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of Al、Cr、Mn、Fe、Co、Ni、Cu、Zn、Pb content by inductively coupled plasma atomic emission spectrographic method--Determination of Co、M 稀土金属及其氧化物中非稀土杂质化学分析方法铝、铬、锰、铁、钴、镍、铜、锌、铅的测定电感耦合等离子体发射光谱法(方法1) 钴、锰、铅、镍、铜、锌、铝、铬的测定电感耦合等离子	China National Standards impurities	English PDF
GB/T 12690.4-2003	Chemical analysis methods for non-rare earth impurities ofrare earth metals and their oxides--Determination of oxygen and nitrogen content--Impulse-infrared and impulse-thermal conductance absorption method 稀土金属及其氧化物中非稀土杂质化学分析方法氧、氮量的测定脉冲-红外吸收法和脉冲-热导法	China National Standards impurities	English PDF
GB/T 12690.13-2003	Chemical analysis methods for non-rareearth impurities of rare earth metals and their oxides--Determination of molybdenum and tungsten content--Induct-ively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum 稀土金属及其氧化物中非稀土杂质化学分析方法钼、钨量的测定电感耦合等离子体发射光谱法和电感耦合等离子体质谱法	China National Standards impurities	English PDF
GB/T 12690.12-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of thorium content--Arsenazo III spectrophotometric method and inductively coupled plasma mass spectrum method 稀土金属及其氧化物中非稀土杂质化学分析方法钍量的测定偶氮胂III分光光度法和电感耦合等离子体质谱法	China National Standards impurities	English PDF
GB/T 12690.11-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of magnesium content--Flame atomic absorptionspectrometric method 稀土金属及其氧化物中非稀土杂质化学分析方法镁量的测定火焰原子吸收光谱法	China National Standards impurities	English PDF
GB/T 12690.10-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of phosphorus content by molybdenum blue spectrophotometric method 稀土金属及其氧化物中非稀土杂质化学分析方法磷量的测定钼蓝分光光度法	China National Standards impurities	English PDF
GB/T 3392-2003	Propylene for industrial use--Determination of hydrocarbon impurities--Gas chromatographic method 工业用丙烯中烃类杂质的测定气相色谱法	China National Standards impurities	English PDF
GB/T 3391-2002	Ethylene for industrial use--Determination of hydrocarbon impurities--Gas chromatographic method 工业用乙烯中烃类杂质的测定气相色谱法	China National Standards impurities	English PDF
GB/T 11113-1989	Analytical method for impurities in the synthetic quartz crystal 人造石英晶体中杂质的分析方法	China National Standards impurities	English PDF
GB/T 4298-1984	The activation analysis method for the determination of elemental impurities in semiconductor silicon materials 半导体硅材料中杂质元素的活化分析方法	China National Standards impurities	English PDF
GB/T 3144-1982	Toluene--Determination of hydrocarbon impurities--Gas chromatographic method 甲苯中烃类杂质的气相色谱测定法	China National Standards impurities	English PDF
GB/T 513-1977	Determination of mechanical impuritiesin lubricating greases (acid decomposition method) 润滑脂机械杂质测定法 (酸分解法)	China National Standards impurities	English PDF

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