Selection of Working Electrodes for the Electrochemical Determination of Ammonium and Nitrate in Aquaculture Water. Vietnam j. catal. adsorp. [Internet]. 2025 Dec. 30 [cited 2026 Jul. 26];14(4):25-30. Available from: https://jca.edu.vn/index.php/jca/article/view/2025.058