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ASTM D4903-99(2020)

Historical Reaffirmation

Standard Test Method for Total Solids and Water in Vegetable Tanning Material Extracts

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1.1 This test method is intended for use in determining the total solids and water in extracts of vegetable tanning materials. The test method is applicable to solutions of liquid, solid, pasty, and powdered extracts, and to extracts of raw or spent materials.

1.2 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.

1.3 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.


4.1 This test method is useful in determining the total solids and water in analytical solutions.

SDO ASTM: ASTM International
Document Number D4903
Publication Date Dec. 1, 2020
Language en - English
Page Count 2
Revision Level 99(2020)
Supercedes
Committee D31.01
Publish Date Document Id Type View
April 1, 2004 D4903-99R04 Revision
May 10, 1999 D4903-99 Revision
Dec. 1, 2020 D4903-99R20 Reaffirmation
Sept. 1, 2016 D4903-99R16 Reaffirmation
April 1, 2009 D4903-99R09 Reaffirmation