The reduced nitrate plus the nitrite originally present in the sample (in the following ascribed to as NOx) is then measured by the Griess–Ilosvay procedure (e.g. Hansen and Koroleff, 1999).
The reduced nitrate plus the nitrite originally present in the sample (in the following ascribedto as NOx) is then measured by the Griess–Ilosvay procedure(e.g. Hansen and Koroleff, 1999).