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COVID-19: Making Disinfectant Solutions

This page provides information for laboratory staff on how to make their own disinfectant solutions.  This can be an option when these types of products are in short supply due to the COVID-19 pandemic.  Always check AggieBuy for these types of items first.

Information provided by Curtis Plotkin, Director of UC Davis Environmental Health and Safety.

See the main Supply Chain Management COVID-19 information page as well.


How to Make a Bleach Solution

Needed Ingredients:

  • 5 tablespoons (1/3 cup) bleach per gallon of water, OR 4 teaspoons bleach per quart of water

Directions:

  • Wear PPE: Safety Glasses, gloves, lab coat with apron
  • Pour all ingredients into a mixing container, beaker or bowl
  • Pour contents into a spray bottle for application to surfaces
    • 1 minute contact time before wiping excess
  • Label the container: Bleach Solution, Corrosive, Responsible Party, Date Prepared
  • Bleach solutions will be effective for disinfection up to 24 hours. Read the CDC guidelines for more information.

How to Make an Alcohol Solution

Needed Ingredients:

  • 70% alcohol, ethanol (EtOH) or isopropanol (IPA)
  • spray container

Directions:

Wear PPE: Safety Glasses, gloves, lab coat with apron

  • Pour contents into a spray bottle for application to surfaces
  • Label the container: Alcohol Solution, Flammable,Contains Isopropyl Alcohol/Ethanol, Responsible Party, Date Prepared


How to Make a Hand Sanitizer Solution

Needed Ingredients:

  • ¾ cup of isopropyl (IPA) alcohol
  • ¼ cup aloe vera gel
  • 10 drops of fragrance or lemon juice

Directions:

  • Wear PPE: Safety Glasses, gloves, lab coat with apron
  • Pour all ingredients into a mixing container or bowl
  • Mix with spatula, then beat with a whisk to emulsify the mixture
  • Pour the mixture into an empty squeeze bottle for use
  • Label the container: Alcohol Solution, Contains Isopropyl Alcohol, Flammable 

 

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