Hydrogen Peroxide H2O2 Test Strips, Low Level, 0-100 ppm [Vial of 100 Strips]

Key features

• 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
• Proudly made in the USA!