OF ARTS AND SCIENCES. 



119 



" No. VI. Wheat-Starch. 



" This was introduced chiefly for the sake of comparing it with the 

 other starches. All the principal facts regarding its manufacture are 

 too well known to require enumeration. 



I. 2.3346 grm. lost at 100° C. 0.2634 grm. 

 II. 1.8624 grm. dried at 100° C. left 0.0098 grm. ash. 



III. 0.3758 grm. gave 0.6062 grm. CO^ and 0.2165 grm. HO. 



IV. 0.3502 grm. gave 0.5661 grm. CO2 and 0.2098 grm. HO. 

 V. 1.7456 grm. gave 0.0516 grm. NH4CI. PtCla- 



Corresponding in 100 parts to 



Carbon 



Hydrogen 



Nitrogen 



Ash 



Water 



I. 



43.99 

 6.41 

 0.18 

 0.53 



11.28 



II. 



44.08 



6.65 



Average. 



44.04 

 6.53 

 0.18 

 0.53 



11.28 



Estimated as before, we have 



f Nitrogen 

 I Carbon 

 Nitrogenous constituents, -^ Hydrogen 



I Oxygen 

 (_ Sulphur 



{Carbon 

 Hydrogen 

 Oxygen 



Water not e.xpelled at 100° C. { hydrogen 



(Oxyj 



Ash 



:en 



0.18 

 0.62 

 0.08 

 0.25 

 0.02 



43.42 

 6.03 



48.24 



0.42 

 3.36 



1.15 



97.69 



Reduced to average percentage, we have 



Dried at 100° C. 

 Nitrogenous ingredients 1.12 



Inorganic 0.51 



Starch, sugar, &:.c. 94.71 



Water not expelled at 100° C. and 



accidental moisture 3.66 



Water 



- 3.78 

 0.53 



103.15 



Fresh. 



0.99 



0.45 



84.03 



3.25 

 11.28 



100.00 



100.00 



