August Engelhardt 100x Test Strips, Chlorine Dioxide Solution Measurement, 100.0 count, Plastic

Purpose: measure the content of chlorine dioxide in aqueous solution. This allows you to check the drinking water. This gives you safety. 100 x can: the product consists of a plastic box with 50 test strips for determining the chlorine dioxide content in the water. In German: on the label of the packaging is the instructions on how to proceed in German. Measuring range: the measurement range is 0-500ppm. 500ppm is 0.05% chlorine dioxide. If the test strip turns brown/black, the measured value is higher than 500 ppm.