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International Standard Category: Cadmium, cobalt and their alloys

GB/T 15917.3-1995    Dysprosium and dysprosium oxide--Determination of tantalum content--Para-chloride phenylfluorone--cetyl trimethyl ammonium bromide--ethanol spectrophotometric method
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 ;
Category No.:77.120.70 Valid Status:abolished
Issued Organization:SBTS Issued Date:1995-01-02
Implemented Date:1996-8-1 Abolished Date:2017-12-15
Superseded Standard.: Superseded Date:
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