Equilibrium Journal of Chemical Engineering (EJChE) is an open-access journal published by Universitas Sebelas Maret. EJChE publishes communication articles, original research articles, and review articles. This Journal has been previously named Ekuilibrium published since 2002 with P-ISSN: 1412-9124 (2007) (https://jurnal.uns.ac.id/ekuilibrium). In 2017, the name of EJChE with e-ISSN 2622-3430 (2018) was introduced as a continuation of Ekuilibrium without any policy changes. This journal has been accredited by the Ministry of Education, Culture, Research and Technology No. 164/E/KPT/2021, 27 December 2021 (indexed in 4). There are 2 (two) issues of publication each year. The official language of EJChE is English (see journal template). The manuscript submission and reviewing process is fully conducted through an online journal system using a double-blind review process.

EJChE invites scholars, researchers and practitioners to publish their articles and also provides forums for them to share their works, experiences and knowledge of current topics related to chemical engineering, including:

1. Biochemical Process Exploration and Optimization
2. Bioprocess Technology
3. Chemical Education
4. Chemical Reaction Kinetics and Catalysis
5. Chemurgy Technology
6. Designing, Modeling, and Process Optimization
7. Energy and Conversion Technology
8. Food Technology
9. Material Development
10. Membrane Technology
11. Natural Dyes Technology
12. Process System Engineering and products
13. Separation and Purification Technology
14. Thermodynamics
15. Waste Treatment Technology