Clindamycin Phosphate EP Impurity L HCl Catalogue K632432 CAS 620181-05-7 (free base) M.W 504.96 36.46 M.F C18H34ClN2O8PS. HCl
Clindamycin Phosphate EP Impurity I Catalogue K632429 CAS 1309048-48-3 M.W 584.95 M.F C18H35ClN2O11P2S