ANALISA KADAR Fe AIR SUMUR DIPLOMA TEKNIK KIMIA UNDIP DENGAN DEMINERALIZER WATER MENGGUNAKAN METODE PERMANGANOMETRI (ANALYSIS Fe CONTENT OF WATER WELL BY DIPLOMA CHEMICAL ENGINEERING OF UNIVERSITY DIPONEGORO WITH DEMINERALIZER WATER USING PERMANGANOMETRIC METHOD) - FIKRI, AKMAL (2015)