Question

state the various method to determine residual chlorine in water​

Answer 1

Explanation:

There are three main methods to test free chlorine residual in drinking water in the field in developing countries: 1) Pool test kits, 2) Color-wheel test kits, and 3) Digital colorimeters.

Answer 2

Answer:

Here is your answer

Explanation:

There are three main methods to test free chlorine residual in drinking water in the field in developing countries:

1) Pool test kits, 2) Color-wheel test kits, and 3) Digital colorimeters.