A simple colour test strip allows for a quick and accurate testing of Free Chlorine in water, at a higher range than the standard strip (up to 750 ppm).
This simple colour test strip, allows for quick and accurate testing of Free Chlorine in water, at an ultra high detection range (up to 750 ppm).
Detects: 0, 25, 50, 100, 200, 300, 400, 500, 750 ppm (mg/L)
Bottle of 50 tests