Enrofloxacin is a fluoroquinolone antibiotic commonly used in veterinary medicine. Enrofloxcin is slightly soluble in aqueous solution and enrofloxacin HCl is freely soluble at 10 mg/mL.
TOKU-E offers two forms of enrofloxacin:
Poller et al. used enrofloxacin HCl from TOKU-E to study "Influence of different surface chemistries on the ultrasensitive on-chip detection of enrofloxacin in milk"