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Fig. 6. Desorption of desferrioxamine B (DFOB) and the ferric complex of DFOB (FOB) from Ca-montmorillonite by NaCl and CaCl2. (a) DFOB desorbed by NaCl; (b) DFOB desorbed by CaCl2; (c) FOB desorbed by NaCl; (d) FOB desorbed by CaCl2. Experimental conditions: two replicates; 0.28 mmol g1 adsorbed DFOB or FOB, at pH 7.5; 5 g L1 Ca-montmorillonite.
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