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DIN 38414-22:2018-10
German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 22: Determination of dry residue by freezing and preparation of the freeze dried mass of sludge (S 22)
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Summary
This document specifes an analytical method for the determination of the dry residue by freezing of sludge and sediment as well as the preparation of the freeze dried mass of sludge. After freeze drying under defined conditions the dried mass has to be determined by weight and then the dry residue by freezing in percent will be calculated.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 10/01/2018 |
| Page Count | 13 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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