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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 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 This standard does not purport to address all of the safety concerns, if any, 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.

Significance and Use

The test method is useful to detect possible adulteration of tanning material extract with cheap and inferior lignosulfonates.

Keywords

lignosulfonates; sulfite cellulose; tannin analysis; vegetable tannin analysis; Cellulose and cellulose derivatives; Lignosulfonates; Purity analysis; Sulfite cellulose; Tanning analysis/materials; Vegetable-tanned leather

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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