kindly post this message on lisforum Dear All If any body having full text of below reference, kindly arrange as it is required in urgent. It is very much helpful. Journal of Pharmaceutical and Biomedical Analysis, Volume 50, Issue 2, Year 2009, Pages 117-126 Title: Optimization of separation and determination of moxifloxacin and its related substances by RP-HPLC doi:10.1016/j.jpba.2009.03.029 Thanks and regards G. Chandrashekar Librarian APLRC Hyderabad -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.