1. Front Cover

2. Contents

3. Editors Desk

4. Study the Activity of Titanium Dioxide Nanoparticle Using Crystal Violet Dye

Noor Alhuda Ali Hussain, Noor Abbas Noori, Zainab Hassan Mjed, Zainab Ibrahim Abod, Karam Khadum Abed Zaid, Hiba R. Kazem and Ishraq Talib Hassan*

Department of Chemistry, College of Science for women, University of Babylon, Alhilla, IRAQ

5. Photocatalytic Degradation of Indigo Carmine over FeWO4-CuS Powder

Lalita Joshi, Jyotsana Panwar, Rakshit Ameta and Dipti Soni*

Department of Chemistry, J. R. N. Rajasthan Vidhyapeeth (Deemed to be University) Udaipur-313001 (Raj.) INDIA

6. Effect of MgO on supported PtSn Catalysts in n–Butane Dehydrogenation and Olefin Selectivity

Veldurthi Shashikala* and B. Padma

Department of Chemistry, University Post Graduate College, Osmania University, Hyderabad – 500003, Telangana, INDIA

7. Photocatalytic Degradation of Amaranth Dye Using Bismuth Vanadate-Nickel Sulfide Composite

Jyotsana Panwar, Lalita Joshi, Rakshit Ameta and Dipti Soni*

Department of Chemistry, Janardan Rai Nagar, Rajasthan Vidyapeeth (Deemed to be University), Udaipur-313001(Rajasthan) INDIA

8. Study on Photocatalytic Degradation of Crystal Violet from Water by Using Calcium Chromate–Zinc Oxide Composite

Sneha Paliwal* and Neetu Shorgar

Department of Chemistry, PAHER University, Udaipur-313003 (Raj.) INDIA

9. Method of Validation for Residual Solvents in Brimonidine tartrate by GC-HS

Sunil Lakhmapure , Sandip A Telavane, Seema Kothari and Manohar V. Lokhande*

10. AAA: Advancement Application Announcement

Glimpse of JOAC

11. AAA: Advancement Application Announcement

Awards

12. Author Index

13. Back Cover