Suwari, Ledoh, S. M., & Rozari, P. de. (2021). VALIDATION OF LEAD (Pb) ANALYSIS METHOD IN FISH MEAL MATRIX BY ELECTROTHERMAL ATOMIC ABSORPTION SPECTROPHOTOMETRY. International Journal of Engineering Science Technologies, 5(5), 8–16. https://doi.org/10.29121/ijoest.v5.i5.2021.215