ASTM-D6020 › Historical Revision Information
Standard Practice for Calculation of (Non-Mineral) Combined Tanning Agents and Degree of Tannage
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Scope
1.1 This practice covers the determination of the combined tannin and nonextractable organic resins and the degree of tannage of all types of vegetable-tanned leather and leather with organic retannages. This practice does not apply to wet blue.
Significance and Use
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.
Keywords
combined tannins; degree of tannage; leather; tannin analysis; vegetable-tanned leather; Non-mineral tanning agents; Tanning analysis/materials; Vegetable-tanned leather; 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-D6020-00(2010)
Revision Level
2000 R10 EDITION
Status
Superseded
Modification Type
Reapproval
Publication Date
May 1, 2010
Document Type
Practice
Page Count
2 pages
Committee Number
D31.01