钽矿石、铌矿石化学分析方法 第2部分：铌量测定
Methods for chemical analysis of tantalum and niobium ores - Part 2: Determination of niobium content

2010-11-10

钽矿石、铌矿石化学分析方法 第1部分：钽量测定
Methods for chemical analysis of tantalum and niobium ores - Part 1: Determination of tantalum content

2010-11-10

钽铌化学分析方法 第1部分：铌中钽量的测定 电感耦合等离子体原子发射光谱法
Methods for chemical analysis of tantalum and niobium—Part 1: Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry

2017-10-14

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
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

2019-12-31

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
Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry

2020-03-06

钽铁、铌铁精矿化学分析方法　第1部分:钽、铌量的测定　纸上色层重量法
Methods for chemical analysis of tantalite,columbite concentrate—Part 1:Determination of tantalum and niobium content—Gravimatric of paper chromatography method

2011-12-20

钽铌化学分析方法 第13部分：氮量的测定 惰气熔融热导法
Methods for chemical analysis of tantalum and niobium—Part 13: Determination of nitrogen content—Inert gas fusion thermal conductivity method

2017-10-14

钽铌化学分析方法 第6部分:硅量的测定 电感耦合等离子体原子发射光谱法
Methods for chemical analysis of tantalum and niobium—Part 6:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry

2020-03-06

钽铌化学分析方法 第11部分:铌中砷、锑、铅、锡和铋量的测定 直流电弧原子发射光谱法
Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry

2020-03-06

钽铌化学分析方法 第10部分:铌中铁、镍、铬、钛、锆、铝和锰量的测定 直流电弧原子发射光谱法
Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—Direct current arc atomic emission spectrometry

2019-12-31

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
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

2011-01-14

铌钛合金化学分析方法　第3部分：氢量的测定　惰气熔融热导法
Methods for chemical analysis of niobium-titanium alloy—Part 3：Determination of hydrogen content—Inert gas fusion thermal conductivity method

2013-04-25

钽铌化学分析方法 第7部分：铌中磷量的测定 4-甲基-戊酮-[2]萃取分离磷钼蓝分光光度法和电感耦合等离子体原子发射光谱法
Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrometry

2020-03-06

铌钛合金化学分析方法　第1部分：铝、镍、硅、铁、铬、铜、钽量的测定　电感耦合等离子体原子发射光谱法
Methods for chemical analysis of niobium-titanium alloy—Part 1:Determination of aluminium、nickel、silicon、iron、chromium、copper and tantalum content—Inductively coupled plasma atomic emission spectrometry

2013-04-25

钨矿石、钼矿石化学分析方法　第20部分：铌、钽、锆、铪及15个稀土元素量的测定　电感耦合等离子体质谱法
Methods for chemical analysis of tungsten ores and molybdenum ores—Part 20:Determination of niobium,tantalum,zirconium,hafnium and 15 rare earth elements content—Inductively coupled plasma mass spectrometry

2021-03-09