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Stability-indicating RP-HPLC method for determination of beclomethasone dipropionate in nanocapsule suspensions BJPS
Chassot,Janaíne Micheli; Ferreira,Luana Mota; Gomes,Felipe Pereira; Cruz,Letícia; Tasso,Leandro.
abstract A simple stability-indicating RP-HPLC/UV method was validated for determination of beclomethasone dipropionate (BD) in nanocapsule suspensions. Chromatographic conditions consisted of a RP C18column (250 mm x 4.60 mm, 5 µm, 110 Å), using methanol and water (85:15 v/v) as mobile phase at 1.0 mL/min with UV detection at 254 nm. The calibration curve was found to be linear in the concentration range of 5.0-25.0 µg/mL with a correlation coefficient > 0.999. Precision was demonstrated by a relative standard deviation lower than 2.0%. Accuracy was assessed by the recovery test of BD from nanocapsules (98.03% to 100.35%). Specificity showed no interference from the components of nanocapsules or from the degradation products derived from acid, basic...
Tipo: Info:eu-repo/semantics/article Palavras-chave: High performance liquid chromatography/reverse phase/quantitative analysis; Beclomethasone dipropionate/determination; Nanocapsule/suspensions; Nanoparticles..
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502015000400803
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