ASTM D7674-14a(2021) PDF

Scope: 1.1 This test method covers the quantitative extraction of all types of wet blue and wet white with hexane or petroleum ether. 1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For a specific hazard statement, see Section 7. 1.4 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.

ASTM D7674-14a(2021) Referenced Document

ASTM D3495 Standard Test Method for Hexane Extraction of Leather*， 2023-09-13 Update
ASTM D6658 Standard Test Method for Volatile Matter (Moisture) of Wet Blue by Oven Drying
ASTM D6659 Standard Practice for Sampling and Preparation of Wet Blue and Wet White for Physical and Chemical Tests
ASTM E177 Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods
ASTM E691 Standard Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method

2021 ASTM D7674-14a(2021) Standard Test Method for Hexane/Petroleum Ether Extract in Wet Blue and Wet White
2014 ASTM D7674-14a Standard Test Method for Hexane/Petroleum Ether Extract in Wet Blue and Wet White
2014 ASTM D7674-14 Standard Test Method for Hexane/Petroleum Ether Extract in Wet Blue and Wet White
2010 ASTM D7674-10 Standard Test Method for Hexane/Petroleum Ether Extract in Wet Blue and Wet White