190 



CHAET B 5. Temperature ( ) and Pyrogallic-acid ( ) Reactions. 



CHART B 6. Temperature (standard 



and new calibrations) and Nitric-acid ( ) Reactions. 



5 



5 



07- 42.5' 



45' 



69*' 



47.6 



6,- SO" 



52.S' 



63- 



65" 



S 67' 62.6' 



" 69- 



S 6 67.5' 



| ... | 70- 

 I | 72.5- 



?- 



K 73^ E 75. 



77.6' 

 75" 



B0 



ao 



S 45 



| 60 



65 



I 100 



s so 



8 



SO 



a 



3 70 



B 



3 60 



3 



'.- 40 



67.5- 

 80* 



/\ 



\ 



