DuPont Home
Virkon® S - The science to kill pathogens

Surface and Farm Equipment Disinfection

Surface and Farm Equipment Disinfection with Virkon SSurface Disinfection
The level of disease-causing organisms present after basic cleaning can remain high enough to offer a serious disease challenge to livestock. Using a proven disinfectant such as Virkon® S against viruses, bacteria, fungi, and moulds is essential.

 

  Surface Disinfection  Dilution Rate  Application
Routine Disinfection for all surfaces, earth, wood, and concrete1:100
(10 grams of Virkon® S to every 1 litre of water)
Using a pressure washer or other mechanical sprayer, apply Virkon® S solution at an application rate of 300 ml/m2

 

 

 

Surface Application Usage Chart

To estimate the total surface area to be disinfected, including walls and ceilings, multiply the total floor area by 2.5.

 Dilution Rate


Surface Area


Volume of
Routine Disinfection and UK
DEFRA General Orders
1:100 (1%)


1:200 (0.5%)
UK DEFRA
Diseases of Poultry
Orders 1:280
to be DisinfectedWater RequiredQuantity of Virkon® S to be added
  50m2  15 litres150g75g54g
  100m2  30 litres300g150g107g
  500m2  150 litres1.5kg750g536g
  1000m2  300 litres3kg1.5kg1.071kg
  2500m2  750 litres7.5kg3.75kg2.68kg
  1. Decide on the volume of disinfectant solution required at the appropriated dilution rate.
  2. Measure out the appropriate quantity of Virkon® S powder to achieve the desired dilution rate.
  3. Add the Virkon® S powder to the water and stir thoroughly to dissolve.
  4. Using a pressure washer or other mechanical sprayer, apply Virkon® S solution at an application rate of 300ml/m2.


Farm Equipment Disinfection

All farm equipment must be thoroughly cleaned and disinfected prior to use or transfer between sites to remove any potential disease-causing organisms and cross contamination.

  Farm Equipment Disinfection  Dilution RateApplication
Routine cleaning and disinfection of movable farm equipment1:100
(10 grams of Virkon® S to every 1 litre of water)
Using a brush or pressure washer, wash all equipment in Virkon® S solution until visibly clean

The specified uses and registered claims for Virkon® S may vary from country to country.
Please contact DuPont directly to verify country-specific approved usages.