Iron has been determined spectrophotometrically with xylenol orange as a chromogenic reagent 1:1 complex formed in highly acidic medium is measured for its absorbance as 585 nm In the present work, effect of buffer solution, reagent concentration, solute concentration, time, temperature and H2O2 has been studied. Interference of 23 cations and 5 anions is also reported.


R N ASMA ,D E SHEHWAR ,A MAJEED ,M S ULLAH ,