Rifaximin EP Impurity F CAT No: SZ-R027007 CAS No: 14487-05-9 Mol.F. : C39H47NO14 Mol.Wt. : 753.8 Inv. Status: In Stock Rel. CAT No : SZ-R058004, SZ-R027007 CAS No:14487-05-9 Mol.F.: C39H47NO14 Mol.Wt.: 753.8 Inv. Status: In Stock