GB/T 1545.1-1989
Determination of acidity or alkalinity of aqueous extracts of paper, board and pulp
2004-06
- Standard No.
- GB/T 1545.1-1989
- Language
- Chinese
- Release Date
- 1989
- Published By
- Professional Standard - Agriculture
- Replace By
- GB/T 1545.1-2003
- Lastest
- GB/T 1545-2008
- Replace
- GB/T 1545.1-1979
- Scope
- This standard specifies the determination method of acidity or alkalinity of paper, cardboard and pulp water extract. This standard applies to the determination of acidity or alkalinity of general paper, paperboard and pulp, not applicable to paper and paperboard containing alkaline fillers or coatings.
GB/T 1545.1-1989 history
- 2008 GB/T 1545-2008 Paper,board and pulp.Determination of acidity or alkalinity
- 2003 GB/T 1545.1-2003 Paper,board and pulp-Determination of acidity or alkalinity
- 1989 GB/T 1545.1-1989 Determination of acidity or alkalinity of aqueous extracts of paper, board and pulp
- 0000年 GB/T 1545.1-1979