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TAPPI T553
- Alkalinity of Paper as Calcium Carbonate (Alkaline Reserve of Paper)
- standard by Technical Association of the Pulp and Paper Industry, 01/01/2001
- Publisher: TAPPI
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This test method covers the determination of the alkalinity and/or alkaline reserve of paper.A qualitative test is described that indicates the presence of carbonate. (Detection limit is approximately 5% calcium carbonate.)A quantitative test is described that determines the alkalinity expressed as percent calcium carbonate and/or alkaline reserve expressed as moles per kilogram (See Appendix).