248 



or uatook at uaima. 



20 29 30 35 40 4j 60 65 60 



rUlOD 0» ItACTIOM ct mlilttu. 



i 



10 15 20 25 30 



2 



Charts D 520 to D 526. — Velocity-Reactions of Starches of Begonia single crimson scarlet ( 



socotnuia ( ), and Begonia mrs. heal ( ). 



), Begonia 



520. With Uranium Nitrate. 



521. With Strontium Nitrate. 



622. With Cobalt Nitrate. 

 523. With Copper Nitrate. 



524. With Cuprio Chloride. 



525. With Barium Chloride. 



526. With Mercuric Chloride. 



n*K>D or ttucnofi w innms. 

 10 16 20 26 30 35 40 45 60 55 60 



Charts D 527 to D 52'J, D 531, 1) 532.— Velocity-Reactions of the Starches of Begonia double light rose ( 



Begonia socotrana ( ), and Begonia ensign ( ) 



-), 



.'27. With Chloral Hydrate. 

 528. With Chromic Acid. 



529. With Pyrogallic Acid. 



531 With N'itric Acid. 



532. With Strontium Nitrate. 



< 'hart D 530.— Velocity-Reactions of Pyrogallic Acid with the Starch of Begonia double light rose. Percentage, of 

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



