ISO 27447:2009

Test method for antibacterial activity of semi conducting photocatalytic materials. 

Products that can be tested
Ceramics and textiles according to the standard. However we can adapt the test to include glass and plastics. Applicable to a wide variety of treated surfaces.

Description of Test

  • A specified concentration of bacteria is introduced to surfaces with an antimicrobial coating and to control materials without the coating.
  • After a period of light exposure viable bacteria are enumerated by surface extraction and detection on an appropriate agar.
  • The efficacy of the antimicrobial finish is quantified following calculations relating to the satisfaction of criteria for a valid test as outlined in the standard.
  • The test method commonly uses Escherichia coli and Staphylococcus aureus however this can be adapted to include other bacterial or fungal species as requested by the client.

Third Party Validation
On passing this test, the tested product can be labelled as having been tested by airmid healthgroup to ISO 27447:2009 in support of any claim relating to the test and data received.

Turnaround Time
4 weeks from receipt of samples




The quality of the third party data we received from airmid healthgroup helped us showcase our innovative strategy of licensing this novel technology at a prestigious international scientific event, the European Innovation Convention. Ultimately this will allow us add value and differentiate our customer offerings through a focus on health and indoor air quality.
Mr. Robert Hickson, MD of VitrA Ireland

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