ASTM International

Standard Test Method for Chromic Oxide in Leather (Perchloric Acid Oxidation)
 N D2807

Annotation

This test method covers the determination of chromic oxide in leathers that have been partly or completely tanned with chromium compounds. In general the samples will contain between 1 and 5 % chromium, calculated as chromic oxide.

The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

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. See Section 7 for specific safety hazards.

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Автоматический перевод:

Стандартный метод тестирования для хромовой окиси в коже (оксидирование кислоты Perchloric)

Этот метод тестирования покрывает определение хромовой окиси в кожах, которые частично или полностью загорелись с составными объектами хрома. В целом образцы будут содержать между 1 и 5%-й хром, вычисленный как хромовая окись.