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Significance and Use
4.1 This test method measures the amount of solvent-soluble (hexane or petroleum ether) materials in wet blue and wet white.
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 .
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.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
D3495 Test Method for Hexane Extraction of Leather
D6658 Test Method for Volatile Matter (Moisture) of Wet Blue by Oven Drying
D6659 Practice for Sampling and Preparation of Wet Blue and Wet White for Physical and Chemical Tests
E177 Practice for Use of the Terms Precision and Bias in ASTM Test Methods
E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method
ICS Number Code 59.140.30 (Leather and furs)
UNSPSC Code 51142930(Ether)
|Link to Active (This link will always route to the current Active version of the standard.)|
ASTM D7674-14a(2021), Standard Test Method for Hexane/Petroleum Ether Extract in Wet Blue and Wet White, ASTM International, West Conshohocken, PA, 2021, www.astm.orgBack to Top