Arsenic Test Kit (0.0, 0.05,0.1,0.2,0.5,1.0,2.0,3.0 mg/l as Arsenic) No. of Tests - 100 Arsenic in drinking-water is a hazard to human health. The main source of arsenic in drinking-water is arsenic-rich rocks through which the water has filtered. It may also occur because of mining or industrial activity in some areas. AQUASOL arsenic test kit provides easy-to-use, low-cost method for measuring arsenic levels in water. This water test kit is quite novel and one its kind. It is the effort of our in house R&D.