Prasasti, D., & Sasanti, D. L. (2022). A method validation and analysis of lead content in lipstick products sold in e-commerce using atomic absorption spectrophotometer (AAS). Farmasains : Jurnal Farmasi Dan Ilmu Kesehatan, 6(2), 1–7. https://doi.org/10.22219/farmasains.v6i2.17250