Conceptid (2) | Preflabel |
---|---|
NTRIAAD4 | Concentration of nitrite {NO2- CAS 14797-65-0} per unit volume of the water body [dissolved plus reactive particulate <1um phase] by filtration and colorimetric autoanalysis |
NTRZAA01 | Concentration of nitrate+nitrite {NO3+NO2} per unit volume of the water body [dissolved plus reactive particulate <1um phase] by filtration and colorimetric autoanalysis |