Milne C.J.; Kinniburgh D.G.; De Wit J.C.M.; Van Riemsduk W.H.; Koopal L.K.(1995)
Detailed potentiometric titration data were collected for a purified peat humic acid (PPHA) over a range of pH (pH 3.5-10.5) and KNO3 background electrolyte concentrations (0.001-0.3 M). The data were analyzed following ...