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| International Standard Category: Cement. Gypsum. Lime. Mortar |
GB/T 2847-1996 Pozzolanic materials used for cement production
用于水泥中的火山灰质混合材料 ;
| Category No.: | 91.100.10 | Valid Status: | superseded |
| Issued Organization: | STSB | Issued Date: | 1996-05-15 |
| Implemented Date: | 1996-1-2 | Abolished Date: | 2006-03-01 |
| Superseded Standard.: | GB/T 2847-2005 Pozzolanic materials used for cement production |
Superseded Date: | 2006-3-1 |
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