SHARIFUDDIN, Nur Amirah Khadijah; NG, NyukTing; DAGIL, Gimba; ABDUL KEYON, Aemi Syazwani. Optimization of Magnetic Micro Solid-Phase Extraction Using Alginate Chitosan Amine-Functionalized Silica-Coated Adsorbent for Determination of Pyrocatechol in Coffee. Journal of Materials in Life Sciences , [S. l.], v. 4, n. 1, p. 63–68, 2025. DOI: 10.11113/jomalisc.v4.89. Disponível em: https://jomalisc.utm.my/index.php/jomalisc/article/view/89. Acesso em: 5 oct. 2025.