“Analysis of Lead (Pb) Contamination in Lipstick and Eye Shadow Powder in the King Street Market in Bandar Lampung Using UV-Visible Spectrophotometer Method”, ijcs, vol. 13, no. 3, Nov. 2024, Accessed: Nov. 23, 2024. [Online]. Available: https://journal.unnes.ac.id/journals/ijcs/article/view/11465