Using a First-Derivative Spectrophotometric Method for Simultaneous Determination of Fe(II) and Ni(II) in Mineral Vitamins by Interaction with 2,4-Diamino-5-(2-hydroxy-5-nitrophenylazo)benzenesulfonic Acid Sodium Salt in the Presence of Tween 20
Hashem, Elham Y, Seleim, Mohamed M, El-Zohry, Ahmed MVolume:
93
Journal:
Journal of AOAC INTERNATIONAL
DOI:
10.1093/jaoac/93.3.833
Date:
May, 2010
File:
PDF, 778 KB
2010