How did you test the effectiveness of Protect Surface Sanitiser?Updated a year ago

The active ingredient of Protect Surface Sanitiser has undergone extensive clinical tests to prove its effectiveness against 99.9% of bacteria. 

It has also been lab tested to prove 7 day effectiveness when surfaces are cleaned with Universal Cleaner and Universal Cloths. 

To do this,  Protect Surface Sanitiser was applied to the test surface with periodic cleaning using Universal Cleaner and Universal Cloths.