GB/T 12690.13-2003 in English

SUPERSEDED

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Determination of molybdenum and tungsten content - Inductively coupled plasma atomic

Issued on:2004-06-01
Implemented on:2004-06-01
File Format:PDF
Delivery:Via email within 1~3 business days

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Standard No:	GB/T 12690.13-2003
Document status:	SUPERSEDED
Superseded by:	GB/T 12690.13-2026 Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides—Part 13: Determination of molybdenum and tungsten content
Superseded on:	2026-09-01
Title in English:	Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Determination of molybdenum and tungsten content - Inductively coupled plasma atomic
Title in Chinese:	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
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2004-06-01
Implemented on:	2004-06-01
ICS Classification:	77.120.99-Other non-ferrous metals and their alloys
Chinese Classification:	H14-Rare metals and their alloys analysis method
Professional Classification:	GB-National Standard
Related Keywords:	metal lanthanum metal cerium metal praseodymium metal neodymium metal samarium
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Corresponding wavelength of metal ion inductive coupling Explain the development of electrochemical methods in separation How to separate substances Which substances are suitable for separation by electrophoresis? Open direct ionization mass spectrometry analysis method What substances are suitable for separation by electrophoresis? Which substances are suitable for separation by electrophoresis? Mass spectrometry soft ionization method The methods of ionization in mass spectrometry include Inductance standards Classification of mass spectrometry ionization methods and their applications Ion detection electrochemical method Exosome isolation and purification methods Electronic Chemicals Plasma Mass Spectrometry Mass spectrometry ionization method in English Junior high school chemical substance separation method table Methods for separation of chiral compounds

《GB/T 12690.13-2003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》由TC229（全国稀土标准化技术委员会）归口，主管部门为国家发展和改革委员会。
本方法规定了金属镧、金属铈、金属镨、金属钕、金属钐、金属铕、金属铽、金属钆、金属钇中钼、钨含量的测定方法。本方法适用于镧、金属铈、金属镨、金属钕、金属钐、金属铕、金属钆、金属铽、金属镝、金属钇中钼、钨含量的测定。测定范围（质量分数）：钼0.010%～0.50%;钨0.010%～0.50%。

Scope

This method specifies the determination method for the content of molybdenum and tungsten in metal lanthanum, metal cerium, metal praseodymium, metal neodymium, metal samarium, metal europium, metal gadolinium, metal terbium, metal dysprosium, metal yttrium. This method is suitable for the determination of molybdenum and tungsten in metal lanthanum, metal cerium, metal praseodymium, metal neodymium, metal samarium, metal europium, metal gadolinium, metal terbium, metal dysprosium, and metal yttrium. Measuring range (mass fraction): molybdenum 0.010% ~ 0.50%; tungsten 0.010% ~ 0.50%.

More samples: JGJ 94-2008 YD/T 3934-2021 DL/T 5154-2012

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