Quat Tester Strips Salon Supplies Used for testing sanitizer for accurate mix. Follow instructions included with package. Disinfection starts with properly mixing LUCASOL Concentrate Disinfectant with the appropriate amount of water. Dip LUCASOL Quat Test Strip into your LUCASOL mixture. Properly mixed LUCAS-CIDE will yield a test strip that turns light green meeting the 700 PPM (parts per million) color indication. LUCASOL Quat Test Strips come in a pack of 15 pre-cut test strips.