I. 

 Moisture at 100° C, 7.33 



Potassium oxide, 4.36 



Phos[)boric acid, 1.28 



Calcium oxide, 40.36 



Insoluble matter, 10.98 



763-767. I. Received from Worcester, Mass. 



" II. Received from East Charlemont, Mass. 



III. Received from AYestfield, Mass. 



IV. Received from Lakeville, Mass. 



V. Cotton Hull Ashes, received from Hatfield, Mass. 



Per Cent. 

 I. ir. 



Moisture at 100° C , 

 Potassium oxide, 

 Pliosphoric acid. 

 Calcium oxide. 

 Insoluble matter, 



POTASH COMPOUNDS. 

 768-771. 



I. Potash-Magnesia Sulphate, received from North Amherst, Mass. 



II. Potash-Magnesia Sulphate, received from Jjunenburg, Mass. 



III. Muriate of I'otash, received from Boston, Mass. 



IV. Sulphate of Potash, received from Middleboro, Mass." 



Per Cent. 

 I. II. HI. IV. 



Moisture at 100° C, 6.70 1.84 1.04 1.58 



Potassium oxide, 21.90 23.90 49.45 45.70 



NITROGEN COMPOUNDS. 



772. I- Nitrate of Soda, received from Boston, Mass. 



Per Cent. 

 1. 



Moisture at 100° C, 1.03 



Nitrogen, 14.86 



GROUND BONE. 



773,-775« 1- Bone from Fish, received from Northampton, Mass. 

 II. Bone meal, received from Concord, Mass. 

 JJJ.. Ground bone, received from Whitingsville, Mass. 



