Hydrogen Peroxide H2O2 Test Strips, Low Level, 0-100 ppm (100)
- Detects residual peroxides in drinking water, pools, and hot tubs where Hydrogen Peroxide is used as a disinfectant..
- This test strip is calibrated at 0, 1, 3, 10, 50, and 100ppm, and gives results in just seconds..
- The higher the peroxide level, the more blue the strip becomes.