Alfian AR, Octaviani N, Nandi Nanti AP, Anandito MV, Rizky S, Hidayat TN. THE EFFECTIVENESS AND EFFICIENCY OF OPUNTIA FICUS-INDICA (OFI) POWDER IN REMOVING Fe, Mn, AND As METAL CONTAMINATION IN WATER TREATMENT. Suranaree J Sci Technol [internet]. 2024 Apr. 19 [cited 2026 Sep. 11];31(1):030170(1-7). available from: https://ph04.tci-thaijo.org/index.php/SUJST/article/view/2530