Tetracycline EP Impurity C CAT No: SZ-T082004 CAS No: 1665-56-1 Mol.F. : C22H22N2O7 Mol.Wt. : 426.4 Inv. Status: In Stock Rel. CAT No : SZ-L050003, SZ-T082004 CAS No:1665-56-1 Mol.F.: C22H22N2O7 Mol.Wt.: 426.4 Inv. Status: In Stock