Medchemexpress, HY-B0356 5g Ciprofloxacin CAS:85721-33-1 Formula:C17H18FN3O3 Purity:98% Ciprofloxacin is a fluoroquinolone antibiotic, exhibiting potent antibacterial activity. Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.