Chloride (Sensitivity 1 drop = 30 mg/l (ppm)) Method :
1) Rinse the test tube with the water to be tested and fill it using 5 ml injector.
2) Add 3 drops Chloride Indicator Solution and see color changes to yellow
3) Add drop by drop Silver Nitrate Solution until color changes to reddish brown.
4) Total drops of titration solution x 30 = Concentration of chloride (Cl–) in mg/l(ppm)