“Comparative Analysis of Free Formaldehyde Determination Methods in Acne Treatment Product Samples: Perbandingan Metode Pengujian Formaldehida Bebas Pada Sampel Produk Anti Jerawat”. 2026. Journal Pharmasci (Journal of Pharmacy and Science) 11 (2): 307-22. https://doi.org/10.53342/pharmasci.v11i2.598.