Simplexhealth Peroxide Water test Strips 0 400ppm (50 Strips)

Accurate results are achieved in under one minute Suitable for: fresh water samples, including water from taps, wells, springs, boreholes, ponds, as well as rain water Contains: 50 test strips Testing Levels: 0, 100, 200, and 400ppm Total Test Time: approx. 35 seconds