ASTM D 2868 Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather
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ASTM D 2868 Document Information:
Title
Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather
ASTM International
Publication Date:
Apr 1, 2007
Scope:
This test method covers the determination of the nitrogen
content of all types of leather. The nitrogen content is used to
calculate the hide substance (protein fiber) content of
leather.
NOTE 1—This test method is essentially a composite of Method
6441 of Federal Test Method Standard No. 311 and Method B 5 of the
American Leather Chemists Association.
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.
Keywords:
- hide substance
- Kjeldahl
- nitrogen
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