Abstract:Telah dibuat filter elektromagnetik yang berisi 350 gram pasir besi dari Pantai Laeya Kabupaten Buton Selatan. Filter elektromagnetik menggunakan pipa PVC berdiameter 1 inci dan menggunakan rangkaian listrik bertegangan 16 Volt. Filter ini digunakan untuk menyerap logam berat pada sampel air Teluk Kendari dengan memvariasikan waktu penyaringan 5, 10, 15, 20 hingga 25 menit dan jumlah lilitan kawat 1300, 1600 dan 2000. Kadar logam yang diukur dengan Spektrofotometer Serapan Atom menunjukkan penurunan optimum ka… Show more
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