Mohammed Zidan ,Fatah H. Alhassan , Aisha Al –abbasi , Boubaker Hosoun , Y. Taufiq-Yap. (2018). Electrochemical Detection of ascorbic acid using Fe-Mn-SO4-2-/ZrO2(FMSZ) Modified Glassy Carbon Electrode. Journal of Pure & Applied Sciences, 17(1). https://doi.org/10.51984/jopas.v17i1.187