ASTM D4899-99(2004)
Standard Practice for Analysis of Vegetable Tanning Materials-General

Standard No.

ASTM D4899-99(2004)

Release Date

1999

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM D4899-99(2009)

Latest

ASTM D4899-99(2020)

Scope

Vegetable tanning materials are natural products containing various substances of varying composition, concentration and quality.

The methods referenced are useful for analyzing and testing vegetable tanning materials for moisture, water-extractable substances, cold-soluble fractions, tannins, non-tannins, acidity, tanning properties, the color of tanned leather, and the presence or absence of certain admixtures.

1.1 This practice is intended for use in the chemical analysis of all vegetable tanning materials.

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.

ASTM D4899-99(2004) history

• 2020 ASTM D4899-99(2020) Standard Practice for Analysis of Vegetable Tanning Materials—General
• 1999 ASTM D4899-99(2016) Standard Practice for Analysis of Vegetable Tanning Materials&x2014;General
• 1999 ASTM D4899-99(2009) Standard Practice for Analysis of Vegetable Tanning Materials-General
• 1999 ASTM D4899-99(2004) Standard Practice for Analysis of Vegetable Tanning Materials-General
• 1999 ASTM D4899-99 Standard Practice for Analysis of Vegetable Tanning Materials-General