ASTM D4654-87(2003)
Historical Standard: ASTM D4654-87(2003) Standard Test Method for Sulfate Basicity in Leather
SUPERSEDED (see Active link, below)
ASTM D4654
1. Scope
1.1 This test method is intended for use in calculating the sulfate basicity of mineral tanned leather.
1.2 This standard does not purport to address all of the safety problems, 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 (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D2807 Test Method for Chromic Oxide in Leather (Perchloric Acid Oxidation)
D4655 Test Methods for Sulfates in Leather (Total, Neutral, and Combined Acid)
Keywords
chrome fixation; Schorlemmer's system; sulfate basicity; Acidity, alkalinity, pH--leather; Chrome-tanning materials; Hydroxyl numbers; Leather; Schorlemmer's system; Sulfate content--leather;
ICS Code
ICS Number Code 59.140.30 (Leather and furs)
DOI: 10.1520/D4654-87R03
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