ASSESSMENT OF THE QUALITY OF SELECTED SOAPS SOLD IN KATSINA METROPOLIS, KATSINA STATE, NIGERIA. FJS [Internet]. 2023 Jul. 9 [cited 2025 Sep. 12];7(3):266-9. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1867