Study on the adsorption of Ciprofloxacin antibiotic in water using biochar synthesized from pine bark via microwave pyrolysis. Vietnam j. catal. adsorp. [Internet]. 2025 Sep. 30 [cited 2025 Oct. 28];14(3):23-9. Available from: https://jca.edu.vn/index.php/jca/article/view/2025.033