144 
ANALYSES OF WHEAT. 
1. Analysis of the ash of Mr. Peters’s winter wheat. 
Effervesces slightly on the addition of acid. 
Sand - 3’525 
Silicic acid ....... 1-700 
Phosphoric acid with part of the magnesia - 60‘725 
Lime ........ O'050 
Magnesia ....... 2'8S0 
Potash ........ 7'180 
Soda.- - 16-920 
Sodium ....... O'195 
Chlorine ....... O'295 
Sulphuric acid ...... 0'895 
Organic acids ...... 2'400 
Carbonic acid not determined. 
96-775 S. 
2. Organic analysis. 
100 grs. gave as follows : 
Starch ........ 
Albumen ....... 
Gluten ....... 
Casein ....... 
Matter dissolved out of epidermis and other 
bodies insoluble in water and alcohol, by 
acetic acid ...... 
Matter dissolved out of epidermis and other 
bodies insoluble in water, alcohol and acetic 
acid, by a weak solution of caustic potash : 
comports itself like albumen 
Epidermis after digesting in alcohol, acetic acid 
and potash ...... 
Dextrine ....... 
Water -------- 
Oil . 
Extractive matter and sugar, and loss 
61-400 
1-215 
4-460 
trace. 
1-980 
1- 480 
3-410 
2- 400 
9-380 
1-050 
13-225 
100-000 s. 
This analysis is not complete : the extractive matter and sugar were not obtained. 
PROPORTIONS. 
Water - 
Dry matter - 
Ash. 
Ash calculated on dry matter • 
9-380 
90-620 
1-650 
1-821 8 
