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Standard Insuued on: 2005-07 |
Category No.: | YB | Valid Status: | superseded |
Issued Organization: | NDRC | Issued Date: | 2005-7-26 |
Implemented Date: | 2005-12-1 | Abolished Date: | |
Superseded Standard.: | YB/T 5072-2014 Determination of pyridine and homologues contents of curde light pyridine |
Superseded Date: | 2015-4-1 |
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