Standard ID: GB/T 15917.1-1995
Standard Name: Chemical analysis of dysprosium metal and dysprosium oxide - Determination of gadolinium oxide, terbium oxide, holmium oxide, erbium oxide and yttrium oxide by emission spectrometry
Chinese Name: 金属镝及氧化镝化学分析方法 发射光谱法测定氧化钆、氧化铽、氧化钬、氧化铒和氧化钇量
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
Review date:2004-10-14
Drafting unit:Beijing Nonferrous Metals Research Institute
Focal point unit:National Rare Earth Standardization Technical Committee
Publishing department:National Development and Reform Commission
competent authority:National Development and Reform Commission