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Rare earth metals and their oxides

Rare earth metals and their oxides, Total:97 items.

In the international standard classification, Rare earth metals and their oxides involves: Non-ferrous metals, Testing of metals, Wastes.

RU-GOST R, Rare earth metals and their oxides

GOST 23862.19-1979 Rare-earth metals and their oxides. Method of determination of titanium
GOST 23862.20-1979 Rare-earth metals and their oxides. Method of determination of vanadium
GOST 23862.23-1979 Rare-earth metals and their oxides. Methods of determination of manganese
GOST 23862.24-1979 Rare-earth metals and their oxides. Methods of determination of iron and copper
GOST 23862.25-1979 Rare-earth metals and their oxides. Methods of determination of cobalt and nickel
GOST 23862.26-1979 Rare-earth metals and their oxides. Methods of determination of nickel
GOST 23862.27-1979 Rare-earth metals and their oxides. Method of determination of niobium
GOST 23862.29-1979 Rare-earth metals and their oxides. Method of determination of molybdenum
GOST 23862.30-1979 Rare-earth metals and their oxides. Method of determination of tantalum
GOST 23862.31-1979 Rare-earth metals and their oxides. Methods of determination of thorium and praseodymium
GOST 23862.32-1979 Rare-earth metals and their oxides. Methods of determination of fluorine
GOST 23862.33-1979 Rare-earth metals and their oxides. Method of determination of silicon
GOST 23862.34-1979 Rare-earth metals and their oxides. Method of determination of phosphorus
GOST 23862.35-1979 Rare-earth metals and their oxides. Methods of determination of sulphur, zinc, cerium and europium
GOST 23862.36-1979 Rare-earth metals and their oxides. Methods of determination of chlorine
GOST 23862.28-1979 Rare-earth metals and their oxides. Method of determination of molybdenum and tungsten
GOST 23862.0-1979 Rare-earth metals and their oxides. General requirements for methods of analysis
GOST 23862.1-1979 Rare-earth metals and their oxides. Spectral method of determination of impurities in oxides of rare-earth elements
GOST 23862.2-1979 Rare-earth metals and their oxides. Direct spectral method of determination of impurities in oxides of rare-earth elements
GOST 23862.6-1979 Rare-earth metals and their oxides. Methods of determination of sodium, potassium and calcium
GOST 23862.7-1979 Rare-earth metals and their oxides. Chemical-spectral methods of determination of impurities in oxides of rare-earth elements
GOST 23862.11-1979 Rare-earth metals and their oxides. Chemical-spectral method of determination of impurities of vanadium, iron, cobalt, manganese, copper, nickel
GOST 23862.4-1979 Rare-earth metals and their oxides. Spectral method of determination of vanadium, iron, cobalt, silicon, manganese, copper, nickel, lead, titanium, chromium

International Organization for Standardization (ISO), Rare earth metals and their oxides

ISO/DIS 23597 Rare earth — Determination of rare earth content in individual rare earth metal and their oxides — Titration method
ISO/FDIS 23597 Rare earth — Determination of rare earth content in individual rare earth metal and their oxides — Titration method
ISO 23597:2023 Rare earth — Determination of rare earth content in individual rare earth metals and their oxides — Titration method
ISO/DIS 24181-1:2023 Rare Earth — Determination of non-rare earth impurities in individual rare earth metals and their oxides — ICP-AES — Part 1: Analysis of Al, Ca, Mg, Fe and Si

British Standards Institution (BSI), Rare earth metals and their oxides

BS ISO 23597:2023 Rare earth. Determination of rare earth content in individual rare earth metals and their oxides. Titration method
22/30390772 DC BS ISO 23596. Rare earth. Determination of rare earth content in individual rare earth metal and their oxides. Gravimetric method
22/30390775 DC BS ISO 23597. Rare earth. Determination of rare earth content in individual rare earth metal and their oxides. Titration method

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Rare earth metals and their oxides

GB/T 12690.27-1990 Rare-earth metals and their oxides--Determination of ignition loss--Gravimetric method
GB/T 12690.14-2006 Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxide.Determination of titanium in rare earth metals
GB/T 12690.15-2006 Chemical analysis methods for non-rare earth metals and their oxide.Determination of calcium oxide content
GB/T 12690.16-1990 Rare-earth metals and their oxides--Determination of calcium content--Flame atomic absorption spectrometric method
GB/T 12690.29-2000 Rare earth metals and their oxide Determination of cerium oxide content-Fluorescent spectrophotometric method
GB/T 12690.19-1990 Rare-earth metals and their oxides--Determination of iron content--1,10-phenanthroline spectrophotometric method
GB/T 12690.9-2003 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides-Determination of chlorine content-Silver nitrate turbidimetric method
GB/T 12690.3-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides-Determination of water content of rare earth oxides-Gravimetric method
GB/T 12690.2-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides Determination of ignition loss content of rare earth oxides-Gravimetric method
GB/T 12690.13-1990 Neodymium and samarium--Determination of carbon content--High frequency--Infrared absorption method
GB/T 12690.1-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides-Determination of carbon and sulfur contents--High frequency-infrared absorption method
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
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
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
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 y
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 lutetium conte
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 and lutetium and yttrium
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 yttrium cont
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 yttrium cont
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 yttrium cont
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 yttrium cont
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 yttrium cont
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 yttrium cont
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 yttrium cont
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 yttrium cont
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 yttrium cont
GB/T 12690.17-1990 Rare-earth metals and their oxides--Determination of calcium content--Nitrous oxide-acetylene flame atomic absorption spectrometric method
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 absorption spectrometric method
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
GB/T 12690.24-1990 Rare-earth metals and their oxides--Determination of aluminum content--Aluminum-chromazurol S-hexadecyl-trimethyl ammonium bromide-ethanol spectrophotometric method
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
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
GB/T 12690.28-2000 Rare earth metals and their oxide-Determination of calcium oxide content-Inductively coupled plasma atomic emission spectrographic method
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,lutetium and yttrium
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,lutetium and yttrium
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, ytterbiu
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
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
GB/T 12690.1-2022 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 1：Determination of carbon and sulfur contents—High frequency-infrared absorption method
GB/T 12690.4-2003 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides Determination of oxygen and nitrogen content Impulse-infrared and impulse-thermal conductance absorption method
GB/T 12690.2-2015(英文版) 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
GB/T 12690.5-2017(英文版) "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,v"
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
GB/T 12690.4-1990 Cerium oxide--Determination of lanthanum oxide, praseodymium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Spectrochemical method
GB/T 12690.9-1990 Neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents--Spectrochemical method
GB/T 12690.2-1990 Lanthanum oxide--Determination of neodymium oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents-Emission spectrographic method
GB/T 12690.6-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 12690.10-1990 Gadolinium oxide--Determination of samarium oxide, europium oxide, terbium oxide, dysprosium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 12690.3-1990 Cerium and cerium oxide--Determination of lanthanum oxide, praseodymium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 12690.8-1990 Neodymium and neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 12690.5-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--X ray fluorescence spectrometric method
GB/T 12690.14-1990 Lanthanum oxide, cerium oxide, neodymium oxide, gadolinium oxide--Determination of cobalt, iron,manganese, nichel, copper, ckromium, lead and zinc in oxides contents--Emission spectrographic method
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
GB/T 12690.1-1990 Lanthanum oxide--Determination of cerium oxide, praseodymium oxide, nedeodynium oxide, samarium oxide and yttrium oxide--Induetively coupled plasma atomic emission spectrographic method
GB/T 12690.7-1990 Neodymium and neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide, yttrium oxide contents--X-ray fluorescence spectrometric method

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Rare earth metals and their oxides

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
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
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

国家市场监督管理总局、中国国家标准化管理委员会, Rare earth metals and their oxides

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
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
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
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
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 yttri
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
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 ytt
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

Group Standards of the People's Republic of China, Rare earth metals and their oxides

T/ACREI CREIS54002-2018 Specification of quality control for chemical analysis of rare earth products —Part 2： Chemical analysis of individual rare earth metals and oxides