I'KK CKNT. 



III. IV. y. 



'•36 9-57 -45 



48.24 20.00 67.20 



SILICATK OF POTASH. 

 1557-1558. I and II. Received from Amlier.st, Mass. 



I'ICK CKXT. 



I. II. 



Moisture at loo'C, '-•SS 14.96 



Potassium oxide, 16.82 16.44 



PHOSPHORIC ACID COMPOUNDS. 



ISSQ-'S^I* I- D'ssolved Pone, received from Amherst, Mass. 

 II. Acid Phosphate, received from Amherst, Mass. 

 III. Dissolved Bone Plack, received from Amherst, 

 Mass. 



Moisture at loo^C, 

 Total Phosphoric acid. 

 Soluble Phosphoric acid, 

 Reverted Phosphoric acid. 

 Insoluble Phosphoric acid, 

 Nitrogen, 



1562-1565. t, II and III. Received from South Lincoln, Mass. 

 IV. Received from Amherst. Mass. 



1. 

 Moisture at ioo°C., 8.23 



Total Phosphoric acid. 14-89 

 Available Phosphoric acid, 6.42 

 Insoluble Phosphoric acid, 8.47 

 Nitrogen, 5.06 



* Xot determined. 



