242 



PERIOD lEACTTOH 

 5 10 J 5 20 25 30 35 40 45 50 6960 



PERIOD OF RBACTTOIt HI 



5 10 15 20 25 30 35 40 45 50 SS 60 





PERIOD OF REACTION m MmUTES 



PBJUOD Of EKACTIOII 01 UDT17TK3. 



PERIOD OP REACTION ra unnmw. 



CHARTS D 436 TO D441. Velocity-Reactions of Starches of Iris cengialti (-- --), ^"'s pallida queen of may ( ), 



s. alan grey ( ). 



436. With Strontium Nitrate. 



437. With Cobalt Nitrate. 



438. With Copper Nitrate. 



439. With Cupric Chloride. 



440. With Barium Chloride. 



441. With Mercuric Chloride. 



PCRJOD OF REACTION IK tWrUTtS. 

 B 10 15 20 25 30 35 40 45 50 55 60 



PERIOD op uAcnon in Mnnrres 

 9 10 15 20 25 30 35 40 45 5 



PEUOD op RBAcnoa if MunTru 

 55 60 5 10 15 20 25 30 35 40 45 50 65 



CHARTS D 442 TO D 447. Velocity-Reactions of Starches of Iris persica var. purpurea (-- --)> Iris sindjarensis 



( ), and Iris pursind ( ). 



442. With Chloral Hydrate. 



443. With Chror.iic Acid. 



444. With Pyrogallic Acid. 



445. With Nitric Acid. 



446. With Sulphuric Acid. 



447. With Hydrochloric Acid. 



