K. Bhardwaj*, 1, H. Sharma2, and S. K. Bhardwaj3 1) Department of Chemistry, Dyal Singh College, Karnal – 132001,   INDIA 2) PWD Water Supply, Water Testing Laboratory, Karnal – 132001,   INDIA 3) Botanical Garden/Herbal Garden, M. D. University, Rohtak-124 001 INDIA rakesh_bhardwaj2@rediffmail.com   Abstract Water is an environmental, social and economic asset needs to be […]