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| International Standard Category: Paper and board |
QB/T 2811-2006 Ground calcium carbonate for paper
造纸研磨碳酸钙 ;
| Category No.: | 85.06 | Valid Status: | superseded |
| Issued Organization: | NDRC | Issued Date: | 2006-9-14 |
| Implemented Date: | 2007-5-1 | Abolished Date: | |
| Superseded Standard.: | QB/T 2811-2019 Calcium carbonate for paper making |
Superseded Date: | 2020-4-1 |
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