• There are no items in your cart

TAPPI T 421 : 2012

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

QUALITATIVE (INCLUDING OPTICAL MICROSCOPIC) ANALYSIS OF MINERAL FILLER AND MINERAL COATING OF PAPER
Available format(s)

Hardcopy , PDF

Superseded date

11-14-2022

Language(s)

English

Published date

01-01-2012

1. Scope
2. Summary
3. Significance of qualitative chemical analysis method
4. Apparatus for qualitative chemical analysis
5. Reagents for qualitative chemical analysis
6. Sampling
7. Test specimens
8. Procedure
9. Interpretation of observations
10. Report
11. Scope of microscopic identification method
12. Significance
13. Apparatus
14. Reagents
15. Test specimens
16. Procedure and interpretation of results
17. Report
18. Precision
19. Keywords
20. Additional information
Literature cited

Defines procedures which may be used for the qualitative determination and identification of the mineral constituents of filled and coated papers.

DevelopmentNote
Supersedes TAPPI 488 (01/2001)
DocumentType
Official Test Method
Pages
17
PublisherName
Technical Association of the Pulp & Paper Industry
Status
Superseded
SupersededBy

TAPPI T 661 : OM 93 PROPERTIES OF SYNTHETIC SILICATE PIGMENTS
TAPPI T 211 : 2002 : R2012 ASH IN WOOD, PULP, PAPER AND PAPERBOARD: COMBUSTION AT 525 DEGREES C
ASTM D 686 : 1993 Standard Test Methods of Qualitative Examination of Mineral Filler and Mineral Coating of Paper
TAPPI T 408 : 2007 ROSIN IN PAPER AND PAPERBOARD
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D 686 : 1993 : R2007 Standard Test Methods of Qualitative Examination of Mineral Filler and Mineral Coating of Paper (Withdrawn 2011)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 211 : 2002 ASH IN WOOD, PULP, PAPER AND PAPERBOARD: COMBUSTION AT 525 DEGREES C
TAPPI T 627 : 2009 DETERMINATION OF TITANIUM DIOXIDE
TAPPI T 430 : 2009 COPPER NUMBER OF PULP, PAPER AND PAPERBOARD
TAPPI T 211 : 2002 : R2007 ASH IN WOOD, PULP, PAPER AND PAPERBOARD: COMBUSTION AT 525 DEGREES C

TAPPI T 627 : 2009 DETERMINATION OF TITANIUM DIOXIDE
TAPPI T 400 : 2011 SAMPLING AND ACCEPTING A SINGLE LOT OF PAPER, PAPERBOARD, CONTAINERBOARD, OR RELATED PRODUCT
TAPPI T 401 : 2015 FIBER ANALYSIS OF PAPER AND PAPERBOARD
TAPPI T 413 : 2011 ASH IN WOOD, PULP, PAPER AND PAPERBOARD: COMBUSTION AT 900 DEGREES C
TAPPI T 438 : 2006 ZINC AND CADMIUM IN PAPER

View more information
US$49.00
Excluding Tax where applicable

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.