GB/T 12690.9-2003 Chemical analysis methods for non-rare earth impurities of rare earth metals andtheir oxides–Determination of chlorine content–Silver nitrate turbidimetric method

Standard Number: GB/T 12690.9-2003
Chinese: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
English:Chemical analysis methods for non-rare earth impurities of rare earth metals andtheir oxides–Determination of chlorine content–Silver nitrate turbidimetric method

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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