Permana I, Irmasyanti I. Identification of Formalin in Food Sold in Ciamis by Thin Layer Chromatography . DWJ [Internet]. 2023 May 30 [cited 2025 Dec. 18];1(1):62-9. Available from: https://dev-ojs.stikesmucis.ac.id/index.php/dwj/article/view/226