Diversey Qt-10 Quaternary Sanitizer Test Kit – With the Diversey Qt-10 Quaternary Sanitizer Test paper, users can have the peace of mind that their sanitation solutions are strong enough to kill bacteria. By tearing off a strip of paper and dipping it into a bucket of solution 10 seconds, users can determine the concentration of chemicals in the mixture. To clearly indicate how many parts per million are present, the paper will change color. For testing quaternary sanitizing solutions. Changes color depending on solution strength. Dipping it into a bucket of solution 10 seconds. Temperature test between 65 °F   and 85 °F.  Measures 0-400 PPM.  On Sale $6.80 Each. Was $8.80. (Discontinued). Maple Ridge Janitorial Supplies