Sisca V. PENENTUAN KUALITAS AIR MINUM ISI ULANG TERHADAP KANDUNGAN NITRAT, BESI, MANGAN, KEKERUHAN, Ph, BAKTERI E.coli DAN COLIFORM. chempublish [Internet]. 2016Nov.22 [cited 2024Jul.22];1(2):21-3. Available from: https://online-journal.unja.ac.id/chp/article/view/3310