HP-750 Hydrogen Peroxide test paper (0-750 PPM)
HP-750 test kits are calibrated to measure the concentration of hydrogen peroxide in solution between 0 and 750 ppm with match points at 100-250-500-750 ppm.
- Dip strip into test solutionm for 1 second.
-Remove strip and shake off excess.
-Match at 90 seconds to color chart.