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ASTM D4904-99(2004)
Standard Practice for Preparation of Solution of Liquid Vegetable Tannin Extracts
STANDARD published on 1.4.2004
The information about the standard:
Designation standards: ASTM D4904-99(2004)
Note: WITHDRAWN
Publication date standards: 1.4.2004
SKU: NS-29095
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Category: Technical standards ASTM
Annotation of standard text ASTM D4904-99(2004) :
Keywords:
analytical solution, tannin analysis, vegetable tannin analysis
Additional information
| Significance and Use | ||||||||
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The solubility of extracts is influenced by temperature. The analytical solutions prepared from tanning extracts are dissolved or diluted in hot water. It is necessary to exercise caution in cooling these solutions and to do so in such a way as to avoid chilling, under-cooling, or uneven cooling of the solutions. |
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| 1. Scope | ||||||||
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1.1 This practice covers the preparation of a solution of liquid extract that is to be used in the tannin analysis of that extract. 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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