ADHS will be performing maintenance on the Medical Marijuana systems starting on Saturday, January 24, 2015 at 10 PM expected to be completed by Sunday, January 25, 2015 at 4 AM. During this time, Medical Marijuana Online Registry Applications will be unavailable. We apologize for the inconvenience this maintenance downtime may cause. If the process is completed earlier, the systems will be made available at an earlier time.

Food Safety and Environmental Services

Food Equipment Cleaning and Sanitizing

Food Equipment Cleaning and Sanitizing: Water Chemistry and Quality, Water Impurities

Table 1a - Common Impurities
Impurity Problem Caused
Oxygen Corrosion
Carbon Dioxide Corrosion
Bicarbonates (Sodium, Calcium or Magnesium) Scale
Chlorides or Sulfates (Sodium, Calcium or Magnesium) Scale & Corrosion
Silica Scale
Suspended Solids Corrosion and Deposition
Unusually high pH (above 8.5) Mediate Corrosion and Deposition; Alter detergent efficiency
Unusually low pH (below 5) Mediate Corrosion and Deposition; Alter detergent efficiency
Table 1b - Less Common Impurities
Impurity Problem Caused
Iron Filming and Staining
Manganese Corrosion
Copper Filming and Staining