Abdulkadir, Y.; Halid, A.; Abdulazeez, A. Y.; Gulumbe, N. S.; Rukaiyat, M.; Yakubu, C. I.; Anteyi, A. PROCESS FOR REMOVAL OF CHROMIUM ION FROM LEATHER INDUSTRIAL WASTES BY ACTIVATED PURE RICE HUSK. FJS 2021, 4 (4), 334-338. https://doi.org/10.33003/fjs-2020-0404-490.