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International Standard Category: Nickel and chromium products |
Category No.: | 77.150.40 | Valid Status: | superseded |
Issued Organization: | AQSIQ;SAC | Issued Date: | 2006-9-26 |
Implemented Date: | 2007-2-1 | Abolished Date: | |
Superseded Standard.: | GB/T 20507-2018 Spherical nickel hydroxide |
Superseded Date: | 2019-6-1 |
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