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International Standard Category: Aluminium and aluminium alloys |
Category No.: | 77.120.10 | Valid Status: | superseded |
Issued Organization: | AQSIQ | Issued Date: | 2008-6-9 |
Implemented Date: | 2008-12-1 | Abolished Date: | |
Superseded Standard.: | GB/T 14849.4-2014 Methods for chemical analysis of silicon metal - Part 4:Determination of impurity contents - Inductively coupled plasma atomic emission spectrometric method |
Superseded Date: | 2015-8-1 |
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