1. Department of Chemistry, Synthesis and Simulation Laboratory, Raiganj University, Raiganj, India
2. Chemical Laboratory, Damodar Valley Corporation (DVC), Koderma, India
3. CSIR-National Environmental Engineering Research Institute (CSIR-NEERI), Kolkata Zonal Centre, Kolkata, India
4. Integrated Science Education and Research Centre, Siksha-Bhavana., Visva-BharatiUniverisity, Santiniketan, India
5. Department of Statistics, Siksha-Bhavana,Visva-Bharati University, Santiniketan, India