The substrate Alternative was then stored at −20°C till the ammonium and nitrate contents were being analyzed While using the San++ Ongoing-Stream Analysator (Skalar Analytic GmbH, Erkelenz, Germany). Nitrate determination was dependant on a response with hydrazinium sulfate, sulfanilamide and N-(one-naphthyl) ethylenediamine dihydrochloride which ends up in the formation of https://aristotlen271lte5.wikicorrespondent.com/user