ASTM International - ASTM D4905-99(2009)
Standard Practice for Preparation of Solution of Solid, Pasty and Powdered Vegetable Tannin Extracts
| Organization: | ASTM International |
| Publication Date: | 1 April 2009 |
| Status: | inactive |
| Page Count: | 2 |
significance And Use:
The concentration of tannins in solid, pasty, and powdered extracts needs to be reduced to analytical strength for tannin analyses.
4.2 Vegetable tannin extracts are heterogeneous mixtures... View More
scope:
1.1 This practice covers a standard procedure for use in preparing the analytical solution required for the analysis of solid, pasty, or powdered vegetable tannin extracts.
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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