213 



10 15 20 25 JO 33_ 40 45 50 55 60 



PCBJOD o> UACTIOH 01 mmnts. 

 10 15 20 25 30 35 40 45 50 95 60 



PKkioo or REACTION n MIWDTSS. 



PERIOD Or REACTION ffl MINUTES. 



Or TOTAL ST 

 O O O 



PCRJOD Of REACTION IN MINUTES. 



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



CHARTS D 43 TO D 57. Velocity-Reactions oj Starches of Hippeastrum 



and H. ossultan-pyrrha ( ). 



43. With Chloral Hydrate. 



44. With Chromic Acid. 



45. With Pyrogallic Acid 



46. With Nitric Acid. 



47 With Sulphuric Acid. 



48. With Hydrochloric Acid. 



49. With Potassium Hydroxide. 



50. With Potassium Iodide 



51. With Potassium Sulphocyanate. 



52. With Potassium Sulphide. 



53. With Sodium Hydroxide. 



54. With Sodium Sulphide. 



55. With Sodium Salicylate. 



56. With Calcium Nitrate. 



57. With Uranium Nitrate. 



