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Standard Test Method for Lignosulfonates (Sulfite Cellulose) in Tanning Extracts
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STANDARD published on 1.9.2016
Designation standards: ASTM D4900-99(2016)
Note: WITHDRAWN
Publication date standards: 1.9.2016
SKU: NS-652192
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Category: Technical standards ASTM
Keywords:
lignosulfonates, sulfite cellulose, tannin analysis, vegetable tannin analysis,, ICS Number Code 59.140.10 (Processes and auxiliary materials)
Significance and Use | ||||||||||
4.1 This test method is useful to detect possible adulteration of tanning material extract with cheap and inferior lignosulfonates. |
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1. Scope | ||||||||||
1.1 This test method is intended for use in detecting the presence of lignosulfonates (sulfite cellulose) in extracts of tanning materials. 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. |
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2. Referenced Documents | ||||||||||
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