| [evaluation of heavy metal contamination of potatoes from various regions of poland]. | mercury, cadmium and lead contents were determined in 210 samples of potatoes of five cultivars, originating from four regions of poland (tarnobrzeg province, southern region, middle-eastern region, poznań province). analysis was performed by the asa method. cadmium and lead were determined by the extraction technique, after metal complexing with apdc. methyl isobutyl ketone was the organic phase. "dry" mineralization of samples for cadmium and lead determinations was performed in a muffle furna ... | 1991 | 1844009 |