Aris Stiyawan, Nova Suparmanto, Harnandito Paramadharma, Tafrikhatin, A., Hendi Purnata and Nitis Aruming Firdaus 2023. Design of a Batik Coloring Waste Treatment Tool Using the Electrocoagulation Method with a Capacity of 50 Liters. Jurnal E-Komtek (Elektro-Komputer-Teknik). 7, 1 (Jun. 2023), 13-20. DOI:https://doi.org/10.37339/e-komtek.v7i1.1243.