Conceptid (1) | Preflabel |
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MNDVCHD2 | Concentration of manganous ion {Mn2+ divalent manganese CAS 16397-91-4} per unit volume of the water body [dissolved plus reactive particulate <0.4/0.45um phase] by filtration and 1-(2-pyridylazo)-2-naphthol (PAN)-Mn 560nm colorimetric autoanalysis |