180 



INACTIVATION OF COMPLEMENT BY LIGHT 



TABLE IV. 



Efficiency of Portions of Eight Complement Solutions Radiated for Different Periods, 



1 a 



and the Corresponding Values of the Term k = - log . 



t a— X 



Exper - 

 ment 

 No. 



61 



62 



64 



67 



69 



70 



71 



72 



Mean 



Data. 



Exposure, min . . . . 

 Efficiency, per cent 

 k 



Exposure, min ... 

 Efficiency, per cent 

 k 



Exposure, min ... 

 Efficiency, per cent 

 k 



Exposure, min . . . 

 Efficiency, per cent 

 k 



Exposure, mifi . . . 

 Efficiency, per cent 

 k 



Exposure, min . . . 

 Efficiency, per cent 

 k 



Exposure, min . . . 

 Efficiency, per cent 

 k 



Exposure, min . . . 

 Efficiency, per cent 

 k 



Exposure, min . . . 

 k 



Observed values after exposures of duration indicated. 



2.58 

 78.0 

 0.042 



4.0 

 72.0 

 0.036 



4.0 

 83.7 

 0.019 



4.0 

 76.3 

 0.03 



2.5 

 86.4 

 0.026 



3.0 



75.4 

 0.041 



3.5 

 82.4 

 0.024 



2.0 

 85.6 

 0.034 



4.0 

 0.03 



4.13 

 74.1 

 0.315 



6.0 

 67.9 

 0.028 



6.08 

 76.3 

 0.019 



6.0 

 66.6 

 0.03 



4.0 

 63 ±* 

 0.048 



6.0 

 71.3 

 0.025 



6.0 

 71.5 

 '0.024 



4.0 

 74.0 

 0.033 



7.0 

 0.028 



6.0 

 62.4 

 0.034 



9.0 



46.7 

 0.037 



9.0 

 66.7 

 0.02 



9.0 

 54.3 

 0.03 



7.0 

 54.9* 

 0.037 



10.0 

 52.5 

 0.028 



10.0 



52.4 

 0.028 



7.0 

 57.6 

 0.034 



10.0 

 0.03 



9.08 

 50.8 

 0.032 



13.0 

 41.1 

 0.03 



0.3 



55.4 

 0.02 



14.0 

 39.0 

 0.029 



11.0 



52.5 

 0.026 



16.0 

 31.8 

 0.031 



16.0 



37.7 

 0.026 



10.0 

 43.6 

 0.036 



IS.O 

 0.028 



15.0 

 36.3 

 0.029 



22.0 

 23.7 

 0.028 



21.0 

 33.2 

 0.023 



20.75 

 19.7 

 0.034 



18.0 

 28.9 

 0.03 



24.0 

 15.7 

 0.033 



25.0 

 25.6 

 0.024 



18.0 

 23.6 

 0.034 



20.0 

 0.028 



* Doubtful. 



