247 



PSUOD or UACTIOK in i 

 .0 15 20 25 30 35 40 45 60 65 60 



muoo or auction o uiwtrro 



riUOD OT REACTION Of kUNCTEi 



505 



PEJUOD Of UACT10H Of kllNUIES 



PEAIOD Or RACTIOn 01 MLTTts 



K&IOD or RfAcnon ci MINUTES 



PEKIOD Or REACTION IB MIWOTE3 



PERIOD Or REACTIOH IB KIBUTES. 



PERIOD or UAcnon n UIBUTES. 

 10 15 20 25 30 35 40 45 60 .5S_6Q 



MUOD Of REACTION IK 



PERIOD OP REACTION Ol MDniTEa. 



PKRIOD or KKAcnon IB MUTCHES. 



15 SO 25 30 35 40 45 5O 68 60 



PB3UOO Of REACTION IS UIKUTSS. 



KBJOD or REACTIOII IB MIIULU. 



CHARTS D 



5 TO D 507, D 509 TO D 519. Velocity-Reactions of Starches of Begonia single crimson scarlet (-- 

 Begonia socotrana (- -). and Begonia mrs. heal ( ). 



511. With Hydrochloric Acid. 516. With Sodium Hydroxide. 



512 With Potassium Hydroxide. 517. With Sodium Sulphide. 



513. With Potassium Iodide. 518. With Sodium Sahcylate. 



514. With Potassium Sulphocyanate. 519. With Calcium Nitrate. 



), 



505. 

 506. 

 507. 

 509. 



With Chloral Hydrate. 

 With Chromic Acid. 

 With Pyrogallic Acid. 

 With Nitric Acid. 



. . 



510. With Sulphuric Acid. 



. 

 515. With Potassium Sulphide. 



CHART D 508. Velocity-Reactions of Pyrogallic Acid with the Starch of Begonia single crimson scarlet. Percentage 

 of entire number of grains ( ) and total starch ( ) gelatinized. 



