1. Academy of Scientific and Innovative Research (AcSIR) CSIR–Central Salt and Marine Chemicals Research Institute G. B. Marg Bhavnagar- 364 002 Gujarat, India
2. Analytical Division and Centralized Instrument Facility CSIR–Central Salt and Marine Chemicals Research Institute G. B. Marg Bhavnagar- 364 002 India
3. Department of Chemistry RCU Government Post Graduate College Uttarkashi- 249193 Uttarakhand, India.