Standard Practice for Calculation of (Non-Mineral) Combined Tanning Agents and Degree of Tannage

Importancia y uso:

3.1 This practice may be used to determine non-protein or non-nitrogen containing organic matter in leather which is not extractable with water or hexane. Examples would be vegetable tannins and acrylic lubricants.

Subcomité:

D31.01

Volúmen:

15.04

Número ICS:

59.140.10 (Processes and auxiliary materials)

Palabras clave:

combined tannins; degree of tannage; leather; tannin analysis; vegetable-tanned leather ;