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This concept has been deprecated.

deprecated concept > Dissolved organic nitrogen

Preferred term

Dissolved organic nitrogen  


  • The difference between Total Dissolved Nitrogen (TDN) and Dissolved Inorganic Nitrogen (DIN), which comprises nitrate-N (NO3-), ammonia-N (NH4+) and nitrite-N (NO2-). DON is not a single compound but a mixture of compounds ranging from simple amino acids to complex humic substances.

Broader concept

Entry terms

  • DON


  • [source of definition ]" , "[controlled by ] Heikki Hamalainen




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