ASTM-D4900 Historical Revision Information
Standard Test Method for Lignosulfonates (Sulfite Cellulose) in Tanning Extracts

ASTM-D4900 - 1999 EDITION - SUPERSEDED
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Standard Test Method for Lignosulfonates (Sulfite Cellulose) in Tanning Extracts
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Scope

1.1 This test method is intended for use in detecting the presence of lignosulfonates (sulfite cellulose) in extracts of tanning materials.

1.2 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Keywords

Cellulose and cellulose derivatives; Leather-tanning materials; Lignosulfonates; Purity; lignosulfonates (sulfite cellulose) in tanning extracts, test; ICS Number Code 59.140.10 (Processes and auxiliary materials)

To find similar documents by ASTM Volume:

15.04 (Soaps and Other Detergents; Polishes; Leather; Resilient Floor Coverings)

To find similar documents by classification:

59.140.10 (Processes and auxiliary materials)

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Document Number

ASTM-D4900-99

Revision Level

1999 EDITION

Status

Superseded

Modification Type

Revision

Publication Date

May 10, 1999

Document Type

Test Method

Page Count

2 pages

Committee Number

D31.01