1. Research Studies; Rayalaseema University; Kurnool 518 002 India
2. Wellquest Clinical Research Laboratories; Ramanthapur Hyderabad 500 013 India
3. University College of Pharmaceutical Sciences; Jawaharlal Nehru Technological University; Kukatpally Hyderabad 500 085 India
4. Sree College of pharmacy; Nayakulagudem, Kothagudem Khmmam 507120 India
5. Analytical and Environmental Chemistry Division, Department of Chemistry; Sri Venkateswara University; Tirupati 517502 India