21 



PERIOD OF RiACTIOJI m UIKPTIS. 



PERIOD OF REACTIOH D* MINGIES. 

 5 10 19 20 25 30 35 40 45 50 55 60 



r«Bi id or auction in unnrru. 

 9 10 15 20 25 30 35 40 45 SO 55 60 



Of REACTION m MRIDTES. 



PEPJOD OF REACTION IN MINUTES. 



\ 

 a "o 



o 



H 60 



I 



\ 



PERIOD OF EXACTION Dl MUCTtt 



9 10 15 20 25 30 35 40 45 5Q 55 60 



PtRlOD OF REACTION ID U2TTXS 



PERIOD OF REACTION W MTNTTES. 



Chabts D 43 to D 57 '. — Velocity-Reactions of Starches of Hippeastrum ossultan ( 



and II. ossultan-pyrrha ( ). 



-), 



4.'i. With Chlorul Hydrate. 

 4 1 Witli Chromic Acid. 



45. With Pyrogallie Acid. 



46. With Nitric Acid. 



47. With Sulphuric Acid. 



is Witli Hydrochloric Acid. 



49 v ' Hydroxide. 



5u With Potassium Iodide 



51. With Potassium Sulphocyanate. 



52 With Potassium Sulphide. 



53, With Sodium Hydroxide, 



54. With Sodium Su 



. r ..". With Sodium Salicylate. 



58. With Calcium Nitrate 



57 With I raaium Nitrate. 



