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ASTM D4655-95(2023)

Historical Reaffirmation

Standard Test Methods for Sulfates in Leather (Total, Neutral, and Combined Acid)

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1.1 These test methods are intended for use in determining the total, neutral, and combined acid sulfate in mineral-tanned leather.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

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.

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.


3.1 These test methods are used to determine the basicity of leather when used in accordance with Test Method D4654.

SDO ASTM: ASTM International
Document Number D4655
Publication Date Sept. 1, 2023
Language en - English
Page Count 2
Revision Level 95(2023)
Supercedes
Committee D31.06
Publish Date Document Id Type View
May 15, 1995 D4655-95 Revision
Sept. 1, 2023 D4655-95R23 Reaffirmation
April 1, 2017 D4655-95R17 Reaffirmation
April 1, 2012 D4655-95R12 Reaffirmation
Oct. 1, 2006 D4655-95R06 Reaffirmation
May 15, 1995 D4655-95R01 Reaffirmation