Onsarn A, Mattaraj S, Dechapanya W, Ratanapongleka K, Rattanaweerapan T, Sanongraj S. Removal Performance of Phosphate and Natural Organic Matter Using Nanofiltration Membrane. Eng. & Technol. Horiz. [internet]. 2023 Mar. 31 [cited 2026 Sep. 10];40(1):57-71. available from: https://ph01.tci-thaijo.org/index.php/lej/article/view/248351