This standard specifies the technical specifications for natural sulfite softwood pulp, which is suitable for the manufacture of greaseproof paper, moisture-proof base paper, chicken skin paper, newsprint and other paper and Cardboard wood pulp. The standard covers various technical indicators and inspection methods of the product to ensure the mass Stability of the wood pulp in the production process and the performance of the final product. This standard provides an important quality control basis for the production of related paper products.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | Y31 | ICS | 85.040 |
| Release Date | 1992-06-23 00:00:00 | Implementation Date | 1993-03-01 00:00:00 |
