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TAPPI T 244 : 2011

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

ACID-INSOLUBLE ASH IN WOOD, PULP, PAPER, AND PAPERBOARD
Available format(s)

Hardcopy , PDF

Superseded date

11-21-2023

Language(s)

English

Published date

01-01-2011

1. Scope and summary
2. Significance
3. Apparatus
4. Reagents
5. Sampling
6. Test specimen
7. Procedure
8. Calculation
9. Report
10. Precision
11. Keywords
12. Additional information

Specifies a procedure for determining the acid-insoluble ash content of cellulose samples. The sample is dry-ashed and the residue treated with hydrochloric acid. The insoluble residue is filtered, washed, ignited, and weighed. This method measures all acid insoluble material.

DocumentType
Classical Method
Pages
3
PublisherName
Technical Association of the Pulp & Paper Industry
Status
Superseded
SupersededBy

TAPPI T 247 : CM 83 CALCIUM IN PULP
TAPPI T 245 : 2007 SILICATES AND SILICA IN PULP (WET ASH METHOD)

TAPPI T 245 : 2007 SILICATES AND SILICA IN PULP (WET ASH METHOD)
ISO 776:2011 Pulps — Determination of acid-insoluble ash
TAPPI T 400 : 2011 SAMPLING AND ACCEPTING A SINGLE LOT OF PAPER, PAPERBOARD, CONTAINERBOARD, OR RELATED PRODUCT
TAPPI T 257 : 2014 SAMPLING AND PREPARING WOOD FOR ANALYSIS
ISO 2493:1992 Paper and board Determination of resistance to bending
BS 4496:1984 Method for determination of acid-insoluble ash of pulp
TAPPI T 1200 : 2014 INTERLABORATORY EVALUATION OF TEST METHODS TO DETERMINE TAPPI REPEATABILITY AND REPRODUCIBILITY
TAPPI/ANSI T 402 sp:2013 STANDARD CONDITIONING AND TESTING ATMOSPHERES FOR PAPER, BOARD, PULP HANDSHEETS, AND RELATED PRODUCTS

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