This peroxide test strips is ideal to test low levels of peroxide in solutions. Hydrogen Peroxide (H2O2) is one of the most powerful oxidisers known. It’s disinfectant capabilities are higher than chlorine ( Cl2) or Chlorine dioxide ( ClO2). It is used in many industries as a disinfentant, for example in the food and dairy industry. The peroxide test strips are used to test for residual peroxide after production equipment has been disinfected with peroxide containing agents. Additionally, the final products is often tested for peroxide with test strips as well, because many packages are disinfected with peroxide prior to filling.