Current Spectroscopy and Chromatography - Online First

Introduction A new method for valsartan (VST) estimation in pharmaceutical dosage samples by spectrophotometry was developed. Method The method was based on the formation of coloured dye by the diazotization reaction of 3-amino-2-naphthol with sodium nitrite in an acidic medium to form diazonium compounds, which were then coupled with VST in a basic medium. Results The drug sample showed linearity in the rang Read More