defined quantities of disinfectants were examined for their virus-inactivating effect in water without redox-potential ( double-distilled water ) , water with low defined redox-potential ( double-distilled water + koh ) , previously chlorinated water with a residual chlorine content of 0.03 mg chlorine per liter ( tap water ) and water with a high redox-potential ( well water from the drinking-water plant ) .
C0790233
distilled water
C0043047
water