DIN 38414-22 PDF
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)
DIN 38414-22:2018
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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)
Deutsches Institut Fur Normung E.V. (German National Standard) , 10/01/2018
Pages: 13
