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ASTM D6020-00(2016)
Standard Practice for Calculation of (Non-Mineral) Combined Tanning Agents and Degree of Tannage
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Разработчик:
Зарубежные/ASTM
ICS:
59.140.10 Processes and auxiliary materials / Процессы и вспомогательные материалы
Сборник (ASTM):
15.04 Soaps and Other Detergents; Polishes; Leather; Resilient Floor Coverings / Мыло и другие моющие средства; Полировальные материалы; Кожа; Эластичные покрытия для полов
Тематика:
Leather
Описание
Значение и использование

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.

Область применения

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.

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