rnuoo or tcicTTon m umtriis 

 S 10 15 20 25 30 35 40 45 B0 55 BO 



»3 



I 



Charts D 317 to D 319, D 321. D 322. — Velocity-Reactions of Starches of Narcissus empress ( ), Narcissus 



albicans ( ), and Narcissus madame de graafj ( ). 



317. With Chloral Hydrate. 



318. With Chromic Acid. 



319. With Pyrogallic Acid. 



321. With Nitric Acid. 



322. With .Sulphuric Acid. 



Chart D 320. — Velocity-Reactions of Pyrogallic Acid with the Starch of A r arcissus empress. Percentage of entire 



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



KJUOD OF MACTION IF) WLWTBi. 



ft 10 13 20 25 30 35 40 45 30 33 60 



PtaiOD OF «ACT10H IB UCrTUTU 



6 10 15 20 23 30 35 40 4ft 30 ! - 



MBJuD OF MACT1CH ci motctu 

 a 10 15 20 23 30 35 4Q 45 50 33 00 



Charts D 323 to D 32.5, D 327, D 328.— Velocity-Reactions of Starches of Narcissus weardak perfection ( ), 



Narcissus ■madame dc graaff ( -), and Narcissus pyramus ( ). 



323. With Pyrogallic Acid. 



323. With Chloral Hydrate. 

 324 v. hi, CI, i. .in,- Ai id. 



327. With Nitric Acid. 

 328 With Sulphur. 



Chart D 32G. — Velocity-Reactions of Pyrogallic Acid with the Starch of Narcissus weardah m Perc 



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



