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International Standard Category: Cadmium, cobalt and their alloys |
Category No.: | 77.120.70 | Valid Status: | superseded |
Issued Organization: | State Qualtiy Technical Supervision Bureau | Issued Date: | 1998-08-01 |
Implemented Date: | 1999-3-1 | Abolished Date: | |
Superseded Standard.: | YS/T 536.4-2006 Methods for chemical analysis of bismuth -- Determination of silver content -- Flame atomic absorption spectrophotometric method YS/T 536.4-2009 Methods for chemical analysis of bismuth - Determination of silver content - Flame atomic absorption spectrophotometric method and electrothermal atomic absorption spectrometric method |
Superseded Date: | 2010-6-1 |
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