. Carnegie Institution of Washington publication. 235 100 90 ao 3 70 o 3 60 6 60 4 S 40 r 0 20 3,n PCRTOD OF REACTION IN KOTVtt* 341 _r r^- -- ^z <^" Iff ff ^. .- •* .... or RXACTTOW m unnrrts. 8 10 15 20 25 30 35 40 45 50 55 00 100 90 1 60 5 70 G 60 K SO I 40 8 30 I20 2,0 ^ rr- ^ ..„ / --'"'"" '-' ,/ / / s* f / ''/ / / / / t / •' /,/ . 342 / / / t .'^ ^ ff 100 , 90 | 80 370 | 6° fc 50 3 o 40 3 30 B 20 ? PERIOD Or RUCTION [It MDTOTia. 6 10 15 20 25 30 35 40 45 50 55 «0 ^^p — — / -*" ^ .-- ••JT= */- A ' / :-• •" / / /, / •/ /I / // 343 / ft / /,' /" PERIOD


. Carnegie Institution of Washington publication. 235 100 90 ao 3 70 o 3 60 6 60 4 S 40 r 0 20 3,n PCRTOD OF REACTION IN KOTVtt* 341 _r r^- -- ^z <^" Iff ff ^. .- •* .... or RXACTTOW m unnrrts. 8 10 15 20 25 30 35 40 45 50 55 00 100 90 1 60 5 70 G 60 K SO I 40 8 30 I20 2,0 ^ rr- ^ ..„ / --'"'"" '-' ,/ / / s* f / ''/ / / / / t / •' /,/ . 342 / / / t .'^ ^ ff 100 , 90 | 80 370 | 6° fc 50 3 o 40 3 30 B 20 ? PERIOD Or RUCTION [It MDTOTia. 6 10 15 20 25 30 35 40 45 50 55 «0 ^^p — — / -*" ^ .-- ••JT= */- A ' / :-• •" / / /, / •/ /I / // 343 / ft / /,' /" PERIOD Or R1ACTION IN MOTUTU. 5 10 15 20 25 3Q 35 40 45 50 55 60 TOTAl STARCH CEUtTWUHX 0000000000 344 ^ -" ^ — ^~~ / . -' / r' * / i / / / / / ^ ' / 100 I90 1 60 3 70 3 0 60 & 60 g. S 30 8 2o B,o ptuoD of R£Acnon ot utmrrts. 6 10 15 20 25 30 35 40 45 50 55 80 34^ ^- ' -— — "T3 --• r-, " ^ .-J ^ .•" / ^ ^*- // _^ •**" / '/ ..^ -" I / / $ / I eo 3 70 B 60 S S 50 PERIOD OF REACTION IN UINDTli Q 10 15 20 25 30 35 40 45 SO 56 80 346 CHARTS D 341 TO D 343, D 345, D 34(5.—Velocity-Reactions of Starches of Narcissus emperor (-- --), Narcissus triandrus albus ( ), and Narcissus j. t. bennett poe ( ). 341. With Chloral Hydrate. 342. With Chromic Acid. 343. With Pyrogaltio Acid. 345. With Nitric Acid. 346. With Sulphuric Acid. CHART D 344.—Velocity-Reactions of Pyrogallic Acid with the Starch of Narcissus emperor. Percentage of entire number of grains (-• --) and of total starch (— —) gelatinized. 100 s90 1 1" 3 70 ; eo S 50 3 o 40 !: «„ 9 1 niuoo or UACnon 11. MI:<UI^* 0 15 20 25 30 35 40 45 50 5! CO xV 1 ~" X /, i / / I / * / // /' 347 :' 1' ; • PtfUCD OP alACTJJN D* UlHUTtS. 20 g_3_30_35_40 45 50 55 60. pouoo or Bucnoif CT 10 15 20 25 30 35 40 350. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance


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Keywords: ., bookauthorcarnegie, bookcentury1900, bookdecade1900, bookyear1902