Pho 24

Observed dish machine at 0ppm. Manual and Mechanical Warewashing Equipment, Chemical Sanitization - Temperature, pH, Concentration, and Hardness. A chemical sanitizer used in a sanitizing solution for a manual or mechanical operation at contact times specified under subsection (8)(b)3 of this Rule shall meet the requirements specified in DPH Rule 511-6-1-.07(6)(g), shall be used in accordance with the Environmental Protection Agency (EPA)-registered label use instructions P, and shall be used as follows:

1. A chlorine solution shall have a minimum temperature based on the concentration and pH of the solution as listed in the following chart; P Concentration Range Minimum Temperature

MG/L PH 10 or less oF (oC) PH 8 or less oF (oC)

25-49 120 (49) 120 (49)

50-99 100 (38) 75 (24)

100 55 (13) 55 (13) 2. An iodine solution shall have a minimum temperature of 68°F (20°C)P minimum concentration between 12.5 ppm and 25 ppm, P and pH of 5.0 or less or a pH no higher than the level for which the manufacturer specifies for the solution to be effective; P

3. A quaternary ammonium compound solution shall have a minimum temperature of 75ºF (24ºC), P have a concentration as specified in DPH Rule 511-6-1-.07(6)(g) and as indicated by the manufacturer’s use directions included in the labeling, P and be used only in water with 500 ppm hardness or less or in water having a hardness no greater than specified by the EPA-registered label use instructions; P CA: EHS advised PIC to have dish machine serviced.