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Environmental Health

Cleaning and sanitizing the kitchen, toys, and other surfaces

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Many shared objects and surfaces can carry dirt and germs. Washing and sanitizing these objects and surfaces can help reduce the spread of germs.

Here's how to clean and sanitize around your home or business:​
  1. Wash with a detergent (like dish soap) and warm water.
  2. Rinse with clean warm water.
  3. Wipe, spray, or soak for 2 minutes with one of the sanitizers in the table below to kill germs.
  4. Air dry.
Sanitizer How to mixRequired sanitizer strength (concentration)
Chlorine (chlorine bleach)

2 mL (½ teaspoon) household bleach per litre (4 cups) of water


30 mL (1 ounce or 2 tablespoons) household bleach per 15 litres (3.3 gallons) of water (or a sink half-filled with water).

100 ppm (parts per million)
Quaternary ammonium 

Follow manufacturer’s instructions for mixing and using QUATS. Product must have a drug identification number (DIN) from Health Canada.

200 ppm for surfaces that touch food

Follow manufacturer’s instructions.

12.5 to 25 ppm
Accelerated Hydrogen Peroxide (AHP)

Follow manufacturer’s instructions for mixing. Product must have a DIN from by Health Canada.

0.5% AHP (with disinfectant claim)

Call your public health inspector if you have questions.

To learn more, contact Alberta Health Services Environmental Public Health.

Current as of: August 15, 2022

Author: Environmental Public Health, Alberta Health Services