Zilfa, Z. and Susanti, R.E. 2021. The Degradation of congo red color substance in ozonolysis way by the addition of ZnO/ zeolite catalyst and its analysist using HPLC. JURNAL KATALISATOR. 6, 1 (May 2021), 13–20. DOI:https://doi.org/10.62769/katalisator.v6i1.209.