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

Standard Number: GB/T 12690.13-2003
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
English: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

Effective Date:2004-06-01
Regulatory Authority:National Development and Reform Commission
Issuing Regulatory Authority:General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China

Adheres to international standards:N
PDF Downloadable:Y

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