BACTERICIDAL PROPERTIES 



19 



The table on this page shows the results obtained by 

 this method with a well-lvnown antiseptic with which 

 many of you are familiar. 



Creolin-Pearson- 



-Results of a Test without Organic 

 Matter 



(+ means growth; — means no growth) 

 Time culture exposed to 

 action of disinfectant Phenol 



for minutes coefficient 



Results of a Test with Organic Matter 



Time culture exposed to 

 action of disinfectant Phenol 



for minutes coefficient 



This table illustrates very clearly the effect of the 

 various factors that influence the action of a disin- 

 fectant. For instance, in the 1 to 80 dilution of phenol 



