Flame Atomic Adsorption Spectrophotometer (FAAS) to Assess the Concentration of Heavy Metals (Pb, Cd, Cr, and Zn) in Porites Coral from Ambon Bay, Indonesia

I Y Ikhsani1,*, B Kumayanjati2 , E N Dida3 , and S Y Cahyarini4 1 Research Center for Oceanography, National Research and Innovation Agency (BRIN), Jl. Pasir Putih 1 Ancol, Jakarta, Indonesia 2 Pusat Riset Teknologi dan Proses Pangan, National Research and Innovation Agency (BRIN), Jl. Pasir Putih 1 Ancol, Jakarta, Indonesia 3 Biro Organisasi dan Sumber Daya Manusia, National Research and Innovation Agency (BRIN), Jl. Pasir Putih 1 Ancol, Jakarta, Indonesia 4 Pusat Riset Iklim dan Atmosfir, National Research and Innovation Agency (BRIN), Jl. Pasir Putih 1 Ancol, Jakarta, Indonesia *Email: idha001@brin.go.id