Sodium, potassium, magnesium, and calcium were determined on raw carrots or jams as reported by...... with minor modifications. Briefly, 25 g of carrots or jams were homogenized with distilled water (1:4,w/v) in a blender. The filtered solution was diluted and analyzed by ion chromatography (Dionex model DX120; Dionex Corporation, Sun-nyvale, CA) with a conductivity detector, using an IonPac CG12A pre-column and an IonPac CS12A separation column.