DIVISION OF CHEMISTRY. 



C. A. GOESSMANN. 



I. 



ANALYSES OF COMMERCIAL FERTILIZERS AND INIANU- 

 RIAL SUBSTANCES SENT ON FOR EXAMINATION. 



WOOD ASHES. 



912-916. I- Received from Sunderland, Mass. 



J I. and III. Received from North Hatfield, INIass. 

 IV. and V. Received from North Amlierst, INLiss. 



I. 



Moisture at 100° C, 13.84 



Potassium oxide, 6.18 



Phosphoric acid, 1.00 



Calcium oxiile, 31.95 



Insoluble matter, 13.03 



917-921. I. Received from Boston, Mass. 



II. and III. Received from Sunderland, Mass. 

 IV. Received from North Hadley, Mass. 

 V. Received from Hawley, Mass. 



Per Cent. 

 I. 



Moisture at 100" C, .33 



Potassium oxide, 6.27 



Phosphoric acid, 1.23 



Calcium oxide, 45.26 



Insoluble matter, 3.66 



922-926. 1. Received from Worcester, Mass. 

 II. Received from Hingham, Mass. 



III. Received from Newton Centre, Mass. 



IV. Received from^South Acton, Mass. 

 V. Received from Boston, Mass. 



