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

ASTM-D4900 - 1999 R20 EDITION - CURRENT
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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-D4900-99R20

Revision Level

1999 R20 EDITION

Status

Current

Modification Type

Revision

Publication Date

Dec. 11, 2020

Document Type

Test Method

Committee Number

D31.01