Now you can test any water sample for chlorine. This water test kit measures chlorine from 0.0 ppm to 5.0 ppm, including free and combined chlorine. Result accuracy is within 5% (+/-) of the reading on the test strip scale. Results are quick and easy to read with these chlorine test strips, so you get accurate results in a flash.
50 test strips per bottle.
How To Use:
- Fill a cup with water sample (about 20mL) or dip the test strip directly into the solution.
- With the test pad in the water, move back and forth 2 times per second for 5 seconds.
- Remove the test strip, and compare it to the color chart within 5 minutes.