DIVISION OF CHEMISTRY. 



C. A. GOESSMANN. 



^ I. 



ANALYSES OF COMMERCIAL FERTILIZERS AND MANU- 

 RIAL SUBSTANCES SENT ON FOR EXAMINATION. 



WOOD ASHES. 



678-682. I. Received from Boston, Mass. 



11. Received from Concord, Mass. 



III. Received from North Amherst, Mass. 



IV. Received from Hadley, Mass. 

 V. Received from Boston, Mass. 



Per Cent. 

 I. 



Moisture at 100° C, 12.20 



Potassium oxide, 7.28 



Phosphoric acid, 1.88 



Calcium oxide, 34.36 



Insoluble matter, 9.36 



683-687. L Received from Northfield, Mass. 



II. Received from Worcester, Mass. 



III. Received from Arlington, Mass. 



IV. Received from North Amherst, IMass. 

 V. Received from Concord, Mass. 



Per Cent. 

 I. II. 



Moisture at 100° C, 

 Potassium oxide, 

 Phosphoric acid. 

 Calcium oxide. 

 Insoluble matter. 



