241 



nstoc of RsAcnon n* worma 



pr nunrnoTi m KDTOTTS. 



or MUCTTOH m irnrom 



PERIOD OP RZACTlOtt W MDTOTE8 



10 15 20 25 30 35 40 45 50 55 60 



PBRIOD OP REACT10H m MDnTTES 



5 10 15 20 25 30 35 40 



P 8 ' 



i " 



|eo 



S 50 

 S 40 

 = 30 

 " 20 



8 ,o 



432 



PBKIOD OP BEAcnon tn 

 10 15 20 25 30 35 40 43 50 



433 



PERIOD OP REACTION W MnTOTES. 

 6 10 15 20 25 30 35 40 45 SO 55 60 



CHARTS D421 TO D435. Velocity-Reactions of Starches of Iris cengialti (- --), Irispallida queen of 



may ( ), and Iris mrs. alan grey ( ). 



16 



421. With Chloral Hydrate. 



422. With Chromic Acid. 



423. With Pyrogallic Acid. 



424. With Nitric Acid. 



425. With Sulphuric Acid. 



426. With Hydrochloric Acid. 



427. With Potassium Hydroxide. 



428. With Potassium Iodide. 



429. With Potassium Sulphpcyanate. 



430. With Potassium Sulphide. 



431. With Sodium Hydroxide. 



432. With Sodium Sulphide. 



433. W T ith Sodium Salicylate. 



434. With Calcium Nitrate. 



435. With Uranium Nitrate. 



