Reviewer selected according to expertise and come from other institution by using a peer review system. The research article submitted to this online journal will be peer-reviewed by reviewers. The accepted research articles will be available online following the journal peer-reviewing process. Language used in this journal is Indonesian and English.

The suitability of manuscripts for publication Jurnal Katalis is judged by peer reviewers and editorial board. All the review process are conducted in double blind review. Editor in Chief handles all correspondence with the author and makes the final decision as to whether the paper is recommended for acceptance, rejection, or needs to be returned to the author for revision.

Editor in Chief and Editorial Board will evaluate the submitted papers on praqualification step for suitability of further review process. The manuscripts will be evaluated by two qualified peer reviewers selected by Editor in Chief. The peer reviewers should examine the manuscript and return it with their recommendation to the Editor in Chief as soon as possible, usually within 3 weeks. The Editor in Chief decide the acceptance or rejection of the paper.

Papers needing revision will be returned to the authors, and the author must return the revised manuscript to the Editor in Chief via OJS of Jurnal Katalis and by email. Editor in Chief sends the revised manuscript to Editorial Board to check whether the manuscript is revised as suggested by peer reviewers. Editorial Board could give recommendation to Editor in Chief that the manuscript should return to authors, accept, or reject within 1 weeks. Editor in Chief would send an acceptance letter announcing the publication issue attached with manuscript reprint to authors.