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Significance and Use
3.1 This test method provides the means to determine nitrogen containing water extractable materials such as excess and loosely bound tannins, ammonium salts, and nitrates.
1.1 This test method covers quantitatively determining the water extractable nitrogen in 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 and health 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.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
D2868 Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather, Wet Blue and Wet White
D2876 Test Method for Water-Soluble Matter of Vegetable-Tanned Leather
D3495 Test Method for Hexane Extraction of Leather
D3790 Test Method for Volatile Matter (Moisture) of Leather by Oven Drying
Federal StandardFederal Test Standard No. 311, Method6452 Nitrogen, Water Extractable Available from Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402.
ICS Number Code 59.140.30 (Leather and furs)
UNSPSC Code 11162300(Leathers)
|Link to Active (This link will always route to the current Active version of the standard.)|
ASTM D6016-17, Standard Test Method for Determination of Nitrogen, Water Extractable in Leather, ASTM International, West Conshohocken, PA, 2017, www.astm.orgBack to Top