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International Standard Category: Oxides |
Category No.: | 71.060.20 | Valid Status: | superseded |
Issued Organization: | AQSIQ,SAC | Issued Date: | 2006-7-18 |
Implemented Date: | 2006-11-1 | Abolished Date: | |
Superseded Standard.: | GB/T 3629-2017 Tantalum and tantalum alloy sheet, strip and foil |
Superseded Date: | 2018-5-1 |
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