Chromatography of cephalosporins on DEAE-Sephadex 

 -  Journal of Chromatography A, 120(1), p.149-153, 1976 .
<br/><br/> A method is described for separating and quantifying new cephalosporin derivatives by means of coIumn chromatography on DEAE-SepIiadex A-25_ The procedure has heen used to determine some breakdown products of cefacetril.