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ASTM D4654-87(2015)
Standard Test Method for Sulfate Basicity in Leather
2 стр.
Заменен
Электронный (pdf)Печатное издание
81.12 $ (включая НДС 20%)
Разработчик:
Зарубежные/ASTM
ICS:
59.140.30 Leather and furs / Кожи и меха
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 test method is used to determine the percent of total chromic oxide that is combined with hydroxyl and may serve as a measure of chrome fixation.

Область применения

1.1 This test method is intended for use in calculating the sulfate basicity of mineral tanned leather.

1.2 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.

Ключевые слова:
chrome fixation; Schorlemmer's system; sulfate basicity ;