DEPARTMENT OF CHEMISTRY. 



C. A. GOESSMANN. 

 I. 



ANALYSES OF COMMERCIAL FERTILIZERS AND MANU- 

 RIAL SUBSTANCES SENT ON FOR EXAMINATION. 



397-400. 



I. 



II. 



III. 



IV. 



Moisture at 100° C. 

 Potassium oxide, 

 Phosphoric acid, 

 Calcium oxide, 

 Insoluble matter, 



WOOD ASHES. 

 Received from Northfield, Mass. 

 Received from Northfield, Mass. 

 Received from South Deerfield, Mass. 

 Received from South Amherst, Mass. 



Per Cent. 



401-404. 



I. 

 II. 

 III. 

 IV. 



Moisture at IOC C. 

 Potassium oxide, 

 Phosphoric acid. 

 Calcium oxide. 

 Insoluble matter, 



405-408. 



I. 

 II. 

 III. 

 IV. 



Moisture at 100* C. 

 Potassium oxide. 

 Phosphoric acid. 

 Calcium oxide. 

 Insoluble matter. 



Received from Amherst, Mass. 

 Received from North Hadley, Mass. 

 Received from Maiden, Mass. 

 Received from Taunton, Mass. 



Per Cent. 

 I. II. III. 



9.00 15.48 .005 



5.12 3.85 6.03 



1.35 1.28 1.58 



35.50 39.50 50.58 



15.02 8.49 16.71 



Received from Sunderland, Mass. 

 Received from North Amherst, Mass. 

 Received from Westboro, Mass. 

 Received from Sunderland, Mass. 



Per Cent. 



IV. 



15.86 



5.35 



1.28 



34.60 



13.47 



