UY H. NRKHi SMII li. 



315 



Table i. Preliminary Experiment. B. coli communis. 



Exposure in minutes. 



Cineol, a. 

 b. 

 C. 



d. ... 



Probable effective dilution 



Phenol, ". 



h. .. 



Probable effective dilution 

 Phenbl coefficient of cineol 



15 



260 

 260 

 240 

 260 



255 



90 



70 



80 

 3 2 



30 



280 

 280 



100 



80 

 90 



92 



3-1 



60 



300 

 340 

 320 

 300 



315 



120 



90 



110 



107 



3 



120 



36(1 

 340 



355 



120 

 110 

 120 



123 



2'9 



180 240 



380 

 420 

 360 



385 



120 

 120 

 140 



132 



2-9 



420 

 380 



410 



140 

 140 

 140 



137 



2'9 



These preliminary tests were made in October; in the following 



March, the activity was again determined, with the new lot of 



phenol. 



Table ii, />'. coli communis. 



