Effect of metal ions on the molecular weight distribution of humic substances derived from municipal compost : Ultrafiltration and size exclusion chromatography with spectrophotometric and inductively coupled plasma-MS detection - Caruso, Joseph A.; Castillo, Juan R.; Sadi, Baki B. M.; Wrobel, Katarzyna; Wrobel, Kazimierz
Keywords: Chelation; Complexation; Humic acid; Mass spectrometry; Molecular size; Multicomponent analysis; Spectrophotometry; Ultrafiltration