TAPPI T 438 : 2006
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ZINC AND CADMIUM IN PAPER
Hardcopy , PDF
18-11-2023
English
01-01-2006
Important note : Users cannot be edited or removed once added to your Multi user PDF.
1. Scope and significance
2. Polarographic procedure
3. Gravimetric and volumetric procedures
4. Atomic absorption procedure
5. Report
6. Precision
7. Additional Information
8. Keywords
References
Defines a procedure for the determination of cadmium and zinc either in paper or in highly opaque pigments. Zinc is usually present in zinc oxide, zinc sulfide, or as lithopone (a combination of zinc sulfide and barium sulfate), which is occasionally used in filled paper, in paper coatings and in high-pressure laminates and wallpaper.
| DocumentType |
Classical Method
|
| Pages |
8
|
| PublisherName |
Technical Association of the Pulp & Paper Industry
|
| Status |
Withdrawn
|
| Supersedes |
| ASTM D 686 : 1993 | Standard Test Methods of Qualitative Examination of Mineral Filler and Mineral Coating of Paper |
| ASTM D 686 : 1993 : R2007 | Standard Test Methods of Qualitative Examination of Mineral Filler and Mineral Coating of Paper (Withdrawn 2011) |
| ASTM D 686 : 1993 : R2002 | Standard Test Methods of Qualitative Examination of Mineral Filler and Mineral Coating of Paper |
| TAPPI T 421 : 2012 | QUALITATIVE (INCLUDING OPTICAL MICROSCOPIC) ANALYSIS OF MINERAL FILLER AND MINERAL COATING OF PAPER |
| TAPPI T 400 : 2011 | SAMPLING AND ACCEPTING A SINGLE LOT OF PAPER, PAPERBOARD, CONTAINERBOARD, OR RELATED PRODUCT |
| TAPPI T 657 : 2012 | SAMPLING OF FILLERS AND PIGMENTS |
| TAPPI T 1200 : 2014 | INTERLABORATORY EVALUATION OF TEST METHODS TO DETERMINE TAPPI REPEATABILITY AND REPRODUCIBILITY |
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