240 



FKBIOD or BUCTTOlf DT UnnTOB. 



s a 



3 70 



I 40 

 ! 90 



PERIOD OF RSACTIOn HI bUnUTES. 



PERIOD or RSAcnon in uniTTBs. 

 20 29 



iTr"1 



416 



35 40 46 50 65 60 



PUaOD OF lEACnOR Dl Miinm& 



PBRJOD or RIACTlQlt Dl HOnTTlS. 

 6 10 15 20 25 30 35 40 48 60 Bfl flO 



Charts D406 to D 420. — Velocity-Reactions of Starches of Iris iberica ( ), Iris cengialti (- 



and Iris dorak ( ). 



-), 



406. With Potassium Hydroxide. 



407. With Potaasium Iodide. 



408. With Potassiuin Sulphooyanate. 

 . 409. With Potassium Sulphide. 



410. With Sodium Hydroxide. 



411. With Sodium Sulphide. 



412. With Sodium Salicylate. 



413. With Calcium Nitrate. 



414. With Uranium Nitrate. 



415. With Strontium Nitrate. 



416. With Cobalt Nitrate. 



417. With Copper Nitrate. 



418. With Cupric Chloride. 



419. With Barium Chloride. 

 420.'With Mercuric Chloride. 



