[Comparative studies on determination of manganese in water and sewage].
D055598:Chemical Phenomena; D002621:Chemistry; D003124:Colorimetry; D007220:Industrial Waste; D008345:Manganese; D014867:Water
D007220:Industrial Waste; D014867:Water; D008345:Manganese
Badania porównawcze nad metodami oznaczania manganu w wodzie i ściekch.