VALUE OF SUPERPHOSPHATES. 



337 



IV. — Ammoniated Dissolved Bones. 



(Sternfels Bone Fertilizing Company, New York. Collected at Amherst Railroad 



Depot.) 



Total phosphoric acid, 6.45 per cent. 



Soluble " " 2.70 



Reduced " "....-... 2.89 



Insoluble " " 0.86 



Nitrogen, 1.77 " 



Moisture 34.14 ' " 



Valuation per ton of 2,000 pounds. 



54.0 pounds of soluble phosphoric acid, $6 75 



67.8 " of reduced " " 5 78 



17.2 " of insoluble " " 86 



35.4 " of nitrogen, 8 85 



$22 24 

 V. — Ammoniated Superphosphates. 



(Russel Coe's. Collected of James Hastings, Amherst, Mass.) 



Total phosphoric acid", 11.76 per cent. 



Soluble " " 9.54 



Reduced " " 0.52 



Insoluble " " • 1.70 



Nitrogen, 2.80 



Moisture, 22.00 



Valuation per ton of 2,000 pounds. 



190.8 pounds of soluble phosphoric acid, 

 10.4 " of reduced " " 



34.0 " of insoluble " 

 56.0 " of nitrogen. 



123 85 



1 04 



1 70 



14 00 



$40 59 



VI. — Ammoniated Superphosphate. 



43 



