Comparative study between derivative spectrophotometry and multivariate calibration as analytical tools applied for the simultaneous quantitaion of amlodipine, valsartan and hydrochlorothiazide

Citation:
Darwish, H. W., S. A. Hassan, M. Y. Salem, and B. A. El-Zeany, "Comparative study between derivative spectrophotometry and multivariate calibration as analytical tools applied for the simultaneous quantitaion of amlodipine, valsartan and hydrochlorothiazide", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. 113, pp. 215-223, 2013.