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Standard Insuued on: 1997-10 |
Category No.: | GB | Valid Status: | superseded |
Issued Organization: | AQSIQ and MOH | Issued Date: | 1997-10-06 |
Implemented Date: | 1998-10-1 | Abolished Date: | 2012-02-01 |
Superseded Standard.: | GB/T 17018-2011 Division of endemic fluorosis areas GB 17018-2011 Divide standard of endemic fluorosis areas |
Superseded Date: | 2012-2-1 |
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