Ahmad Nizar, N., Zainal Abidin, S. A. S., Abd Ghafur, A. N. S., Bujang, A. and Jailani, N. F. (2022) “Fourier Transform Infrared (FTIR) Spectroscopy And Physicochemical Analysis For Authentication Of Olive Oil Adulterated With Sunflower Oil”, al-Qanatir: International Journal of Islamic Studies, 28(2), pp. 92–103. Available at: https://al-qanatir.com/aq/article/view/573 (Accessed: 19May2026).