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| International Standard Category: Other non-ferrous metals and their alloys |
GB/T 20169-2015 Mixed rare earth oxide of ion-absorpted type rare earth ore
离子型稀土矿混合稀土氧化物 ;
| Category No.: | 77.120.99 | Valid Status: | valid |
| Issued Organization: | AQSIQ and MOH | Issued Date: | 2015-09-11 |
| Implemented Date: | 2016-4-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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