DEPARTMENT OF CHEMISTRY. 



C. A. GOESSMANN. 



I. 



ANALYSES OF COMMERCIAL FERTILIZERS AND MANU- 

 RIAL SUBSTANCES SENT ON FOR EXAMINATION. 



SULPHATE OF POTASH. 



123-126. I. Received from Berlin, Mass. 



II. and III. Received from Southwick, Mass. 

 IV. Received from Conway, Mass. 



jMoisture at 100° C, 



Potassium oxide, 48.40 49.80 47.40 27.90 



127-130, I- Received from Conway, Mass. 



II. Received from So. Berlin, INIass. 



IIL Received from Marlborough, Mass. 



IV. Received from So. Hadley, Mass. 



Per cent. 

 I. II. III. IV. 



Moisture at 100° C, 2.98 .28 .34 .36 



Potassium oxide. 25-42 47.85 50.48 46.90 



MURIATE OF POTASH. 



131-132. L Received from Hudson, Mass. 



II Received from So. Hadley Falls, Mass. 



Per cent. 

 I. II. 



Moisture at 100'' C, .?.5 .93 



Potassium oxide, 50.32 50.50 



