SALEEM, PARWEEN H. 2021. “THE SPECTROPHOTOMETRIC DETERMINATION OF CHROMIUM (VI) USING N, N-DIETHYL-P-PHENYLENEDIAMINE IN SYNTHETICALLY PREPARED WASTEWATER, AND TAP WATER”. Journal of Duhok University 24 (1), 46-53. https://doi.org/10.26682/sjuod.2021.24.1.7.