TAPPI T 421 CM:2012(R2022)
Current
The latest, up-to-date edition.
Qualitative (including optical microscopic) analysis of mineral filler and mineral coating of paper
Hardcopy , PDF
English
20-10-2022
Qualitative chemical analyses of the mineral component of a paper specimen, as described in Sections 4 through
11 of this method, serve to identify the ions of any such minerals.
| DocumentType |
Classical Method
|
| Pages |
16
|
| PublisherName |
Technical Association of the Pulp & Paper Industry
|
| Status |
Current
|
| Supersedes |
This method describes procedures which may be used for the qualitative determination and identification of the mineral constituents of filled and coated papers.
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