[Comparative studies on the method of determination of nitrates in water with pheonolosulfonic acid and with ortho-tolidine].
D008722:Methods; D009566:Nitrates / Q000032:analysis*; D013451:Sulfonic Acids; D014050:Toluene; D014876:Water Pollution / Q000032:analysis*
D009566:Nitrates; D013451:Sulfonic Acids; D014050:Toluene
Badania porównawcze oznaczania azotanów w wodzie metoda z kwasem fenolosulfonowym oraz metoda ortotolidynowa (OT)