Standard ID: GB/T 15917.3-1995
Standard Name: Chemical analysis methods for dysprosium metal and dysprosium oxide - p-Chlorophenylfluorone-cetyltrimethylammonium bromide spectrophotometric method for the determination of tantalum content
Chinese Name: 金属镝及氧化镝化学分析方法 对氯苯基荧光酮--溴化十六烷基三甲基胺分光光度法测定钽量
Standard category:National Standard (GB)
state:Abolished
Date of Release1995-01-02
Date of Implementation:1996-08-01
Date of Expiration:2005-10-14
Standard ICS number:Metallurgy>>Non-ferrous metals>>77.120.70 Cadmium, cobalt and their alloys
Standard Classification Number:Metallurgy>>Metal Chemical Analysis Methods>>H14 Analysis Methods for Rare Metals and Their Alloys
Release date:1995-12-20
Review date:2004-10-14
Drafting unit:Baotou Steel Rare Earth Research Institute
Focal point unit:National Rare Earth Standardization Technical Committee
Publishing department:State Bureau of Technical Supervision
competent authority:National Development and Reform Commission