This test method measures the amount of solvent-soluble (hexane or petroleum ether) materials in wet blue and wet white.

1. 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 and health practices and determine the applicability of regulatory limitations prior to use. For a specific hazard statement, see Section 7.

2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM Standards

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 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

Keywords

blue stock; extractables; extraction; fat ; hexane; oil; petroleum ether; Soxhlet; Soxtec; wet blue; wet white;

ICS Code

ICS Number Code 59.140.30 (Leather and furs)

Citing ASTM Standards

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