Dry matter

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Determination of the dry matter of a starting material (here: chopped maize ) for energy generation in a biogas plant

The dry mass or dry matter (DM) is that part of a substance that is left of the water contained after deducting the crowd:

Are in it

  • the mass of dry matter
  • the total mass of the sample
  • the mass of the water.

In relation to the total mass results:

d. H. Dry matter content and water content complement each other 100 percent, with

  • ( Mass fraction of dry matter = dry matter)
  • (Mass fraction of the water = water content ).

The dry matter content is used in different areas:

See also


  1. Michael S. Hand: Clinical dietetics for small animals . Schlütersche, 2002, ISBN 3-87706-893-6 , p. 12 ( limited preview in Google Book search).
  2. ^ Michael Wächter: Chemielabor - Introduction to Laboratory Practice , Wiley-VCH Verlag, Weinheim, 1st edition, 2011, p. 63, ISBN 978-3-527-32996-0 .
  3. Microwave measuring device ( Memento of the original from October 18, 2013 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. @1@ 2Template: Webachiv / IABot / www.bma-worldwide.com