TAPPI T 272:2021
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Forming Handsheets for Reflectance Testing of Pulp (Sheet Machine Procedure)
01-01-2021
03-01-2026
A properly selected specimen of the pulp to be evaluated is dispersed in a small volume of water, the pH of the slurry and the water in the sheet machine is adjusted to a pH of 6.5 ± 0.5 and formed into a sheet on a sheet machine.
| DocumentType |
Standard Practice
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| PublisherName |
Technical Association of the Pulp & Paper Industry
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| Status |
Superseded
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| SupersededBy | |
| Supersedes |
This practice describes the procedure using the TAPPI sheet machine for preparing reflectance-testing specimen sheets of bleached or unbleached pulp whose fibers are readily dispersed in water.
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