the use of molybdophosphoric acid as an oxidising agent for the spectrophotometric determination of four cephalosporin derivatives , viz. , cefadroxil monohydrate ( i ) , cefapirin sodium ( ii ) , ceforanide l-lysine ( iii ) and cefuroxime sodium ( iv ) , either in the pure form or in pharmaceutical formulations is described .
C3536856
cephalosporin
C0701852
cefuroxime sodium