Hydrion HP-30000 Hydrogen peroxide indicator strips 0-30000 ppm

Hydrion HP-30000 Hydrogen peroxide indicator strips 0-30000 ppm HP-30000 test kits are calibrated to measure the concentration of hydrogen peroxide in solution between 0-30,000 ppm with match points at 0-5,000-10,000-20,000-30,000 ppm Immerse plastic strip in solution for 1 second. Remove strip and shake of excess. Match at 20 seconds to color chart.