The The Analysis of Lead (Pb) Contents in Tuna (Thunnus sp.) Using Furnace Graph of Atomic Absorption Spectrophotometry Method: Keywords: CRM Standard; Lead (Pb); AAS; Tuna (Thunnus sp.). AQUACOASTMARINE: J.Aquat.Fish.Sci, 2023, 2 (2), 73-77. https://doi.org/10.32734/jafs.v2i2.11960.