现行

GB/T 12690.14-2006

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
Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides Determination of titanium in rare earth metals

2006-04-13

现行

GB/T 12690.17-2010

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

现行

GB/T 12690.3-2015

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
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

2015-09-11

现行

GOST 23862.7-1979

Редкоземельные металлы и их окиси. Химико-спектральные методы определения примесей окисей редкоземельных элементов
稀土金属及其氧化物 化学光谱法测定稀土元素氧化物中的杂质

现行

GB/T 12690.8-2021

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
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8: Determination of sodium content

2021-10-11

现行

GB/T 12690.18-2017

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
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides— Part 18: Determination of zirconium content

2017-10-14

现行

GB/T 12690.15-2018

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
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides―Part 15: Determination of calcium content

2018-07-13

现行

GB/T 12690.7-2021

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
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content

2021-10-11

现行

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

2015-09-11

现行

GB/T 12690.2-2015

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
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

2015-09-11

现行

GB/T 12690.19-2018

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
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 19: Determination of arsenic and mercury contents

2018-09-17

现行

GB/T 12690.10-2003

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
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of phosphorus content by molybdenum blue spectrophotometric method

2003-11-18

现行

GB/T 12690.11-2003

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
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of magnesium content--Flame atomic absorptionspectrometric method

2003-11-18

现行

GOST 23862.1-1979

Редкоземельные металлы и их окиси. Спектральный метод определения примесей окисей редкоземельных элементов
稀土金属及其氧化物 测定稀土元素氧化物杂质的光谱法

现行

GB/T 12690.9-2003

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
Chemical analysis methods for non-rare earth impurities of rare earth metals andtheir oxides--Determination of chlorine content--Silver nitrate turbidimetric method

2003-11-18

现行

GB/T 12690.16-2010

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
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

2011-01-14

现行

GOST 23862.2-1979

Редкоземельные металлы и их окиси. Прямой спектральный метод определения примесей окисей редкоземельных элементов
稀土金属及其氧化物 直接光谱法测定稀土元素氧化物中的杂质

现行

GB/T 17417.1-2010

稀土矿石化学分析方法 第1部分：稀土分量测定
Method for chemical analysis of rare earth ores - Part 1: Determination of rare earths

2010-11-10

现行

ISO 23597-2023

Rare earth — Determination of rare earth content in individual rare earth metals and their oxides — Titration method
稀土金属及其氧化物中稀土含量的测定滴定法

2023-08-30

现行

ISO 23596-2023

Rare earth — Determination of rare earth content in individual rare earth metals and their compounds — Gravimetric method
稀土单个稀土金属及其化合物中稀土含量的测定重量法

2023-08-31