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Standard Insuued on: 2002-11 |
Category No.: | GB | Valid Status: | superseded |
Issued Organization: | AQSIQ | Issued Date: | 2002-11-19 |
Implemented Date: | Abolished Date: | ||
Superseded Standard.: | GB/T 18882.1-2008 Chemical analysis methods of mixed rare earth oxide of ion-absorpted type RE ore - Determination of fifteen REO relative content |
Superseded Date: |
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