Quat Test Paper 0-1000 ppm (parts-per-million) comes in a double roll. Provides a simple, reliable, and economical means to measure the concentration of Quaternary Sanitizers. Quat Check specifically measures Alkyldimethylbenzyl Ammonium compounds, Rocall II, and Hyamine 3500. Helps to avoid using excessive amounts of sanitizing agents.
Low Range: 0-100-200-300-400 ppm