1. Advanced Polymer LaboratoryDepartment of Polymer Science and TechnologyGovernment College of Engineering and Leather TechnologyMaulana Abul Kalam Azad University of Technology Salt Lake, Kolkata 700106 West Bengal India
2. Department of PhysiologyUniversity of Calcutta 92 A.P.C. Road Kolkata 700009 West Bengal India
3. Department of ChemistryGovernment College of Engineering and Leather TechnologyMaulana Abul Kalam Azad University of Technology Salt Lake, Kolkata 700106 West Bengal India
4. Department of Leather TechnologyGovernment College of Engineering and Leather TechnologyMaulana Abul Kalam Azad University of Technology Salt Lake, Kolkata 700106 West Bengal India
5. Department of ChemistryUniversity of Calcutta 92 A.P.C. Road Kolkata 700009 West Bengal India