1. Department of Chemistry, Government College for Women (A), Guntur - 522001, India.
2. Industrial Chemical Product Development and Analysis Centre, Department of Chemistry, GITAM School of Science, GITAM Deemed to be University – Bengaluru Campus, Karnataka – 561203, India.
3. Department of Chemistry, A.G & S.G.S College Vuyyuru, Krishna, District - 521165, India.