ASTM D 2868 : 2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather
Hardcopy , PDF
11-11-2014
English
01-04-2007
Important note : Users cannot be edited or removed once added to your Multi user PDF.| Committee |
D 31
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| DocumentType |
Test Method
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| Pages |
3
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| PublisherName |
American Society for Testing and Materials
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| Status |
Superseded
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| SupersededBy | |
| Supersedes |
1.1 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.
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 and health practices and determine the applicability of regulatory limitations prior to use.
| ASTM D 6020 : 2000 : R2016 | Standard Practice for Calculation of (Non-Mineral) Combined Tanning Agents and Degree of Tannage |
| ASTM D 2807 : 2017 : REV A | Standard Test Method for Chromic Oxide in Leather (Perchloric Acid Oxidation) |
| ASTM D 6016 : 2017 | Standard Test Method for Determination of Nitrogen, Water Extractable in Leather |
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