DIVISION OF CHEMISTRY 



C. A. GOESSMANN. 



ANALYSES OF FERTILIZING SUBSTANCES SENT ON 

 FOR FREE EXAMINATION. 



WOOD ASHES. 



1450-1454. I. Received from North Hatfield, Mass. 



II- Received from Colrain, Mass. 



III. Received from North Amherst, Mass. 



IV. Received from Sunderland, Mass. 

 V. Received from Shelburne Falls, Mass. 



Per Cent. 

 I. II. 



Moisture at 100' C, 

 Potassium oxide, 

 Phosphoric acid, 

 Calcium oxide. 

 Insoluble matter, 



1455-1459. I. Received from Osterville, Mass. 



II. Received from Hadley, Mass. 



III. Received from North Amherst, Mass. 



IV & V. Received from Newburyport, Mass- 



Per Cent. 

 I. II. III. IV. V. 



Moisture at 100° C, 25.78 22.11 19.72 2.47 2.95 



Potassium oxide, 4-44 6.04 4-24 5.56 6.20 



Phosphoric acid, 1.66 1.28 .90 1.54 2.04 



Calcium oxide, 28.16 28.00 33.12 32-79 34-52 



Insoluble matter, i3-35 i3-43 9-Si 20.62 16.63 



