Peer Review Difference Of Electrocoagulation Contact Time On Sulfide Decrease And Color In Waste Water In Sipatex Putri Lesari Company, Bandung, West Java, Indonesia - Penulis 1 : Dr. Elanda Fikri, SKM., M.Kes. Penulis 2 : Khalda Luqyana Muktie Penulis 3 : Pujiono, SKM., M.Kes. (Jurusan Kesehatan Lingkungan Poltekkes Kemenkes Bandung, 2019)