Ismah K, Handayani Y, Febriyanti F, Sari DEM. Analysis of Mercury (Hg) Levels in Unregistered Facial Whitening Creams Sold in Traditional Markets in Kudus City Using Atomic Absorption Spectrophotometry. PCICHT [Internet]. 2026 Sep. 30 [cited 2026 Oct. 7];4(2):283-90. Available from: https://proceedings.centamaku.ac.id/article/view/294