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International Standard Category: Cadmium, cobalt and their alloys

GB/T 2592.1-1981    Thallium;Determination of copper content;Neocuproine-chloroform extraction photometric method
铊中铜量的测定(三氯甲烷萃取铜试剂吸光光度法) ;
Category No.:77.120.70 Valid Status:superseded
Issued Organization:chinania Issued Date:1981-06-07
Implemented Date:1982-3-1 Abolished Date:2007-09-29
Superseded Standard.:YS/T 569.1-2006 Thallium - Determination of copper content - Neocuproine-chloroform extraction photometric method
Superseded Date:2006-10-11
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