ulminic acid

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English

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Noun

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ulminic acid (uncountable)

  1. (organic chemistry) Synonym of humic acid
    • 1966, NASA Technical Translation, page 10:
      The biological features of perennial grasses involve the decomposition of their residues during the period of domination of anaerobic processes, capable of producing active humus (ulminic acid and ulmin).
    • 1969, Jan Lazar, The Soils of the Voivodship of Katowice, page 129:
      […] a small quantity of anaerobic bacterial humification products — principally of ulminic acid.
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