Why PERX Hydrogen Peroxide Test 100 Strips? PERX Hydrogen Peroxide Test 100 are reliable test strips for the semi-quantitative determination of hydrogen peroxide and peroxides in solutions. These test strips have been designed for just dip-and-read to be used in many different applications: swimming pool and hot tub water, bleaching and oxidizing agents (paper and textile industries), residual peroxides in dialysis equipment at hospitals UHT (Ultra-High Temperature), milk processing, pickling and copper-stripping baths, disinfectant and rinsing solutions (e. g. food technology, laundries). Technical specifications: color reaction white to bluish; gradations: 0, 1, 3, 10, 30, 100 mg/l. Hydrogen peroxide kit content: 100 test strips, color scale, user manual.