ASTM D6716-01 - 10.10.2001
 
1. Scope

1.1 This test method covers the determination of total ash in wet blue.

1.2 Total ash in wet blue may be reported upon a number of different bases (for example, fat-free, moisture-free, as received, excluding chromium, and so forth). Before proceeding with any tests, it is very important to determine upon which basis that the total ash is to be reported and to identify all other test methods that will be required to be executed in order to achieve the determined reporting method.

1.3 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.

 
2. Referenced Documents

D3495-10(2023)

Standard Test Method for Hexane Extraction of Leather

D6659-16(2026)

Standard Practice for Sampling and Preparation of Wet Blue and Wet White for Physical and Chemical Tests

D6658-24

Standard Test Method for Volatile Matter (Moisture) of Wet Blue by Oven Drying

D6714-16(2026)

Standard Test Method for Chromic Oxide in Ashed Wet Blue (Perchloric Acid Oxidation)