HPLC of RF at a retention time of 2.964 min (12.8 μg/mL of RF). Conditions: a Zorbax C18 (5 μm, 25 cm × 4.6 mm) column and 0.05 M potassium monobasic phosphate (pH 3): methanol: acetonitrile in the ratio 20:60:20 was the mobile phase. RF was detected at 243 nm.

 
 
  Part of: Mohamed AA, Kbah NZ, Wennas ON (2023) Poly (lactic-co-glycolic acid) nanoparticles for drug delivery of rupatadine fumarate: development and evaluation. Pharmacia 70(4): 1257-1264. https://doi.org/10.3897/pharmacia.70.e110191