Visual Water Quality Test Peroxide Check LR, 50-Pack - INCL. 12 PK The SenSafe Low Range Peroxide Check is a breakthrough in testing for Hydrogen Peroxide (H2O2). Utilizing ITS patented aperture technology, this strip allows for detection levels of 0.05, 0.3, 0.5, 1.0, 2.0, and 4.0 ppm, all in an easy dip and read procedure. It detects 0.05, 0.3, 0.5, 1.0, 2.0, 4.0 ppm (mg/L).
