MANHATTAN BLOOD-GUANO. 



329 



XIV. 



Bosworth Brothers' Ammoniated Superphosphate. 



(Putnam, Conn. ; collected of Messrs. Wilson 85 Holden, Worcester, Mass.) 



Per cent. 



Moisture at 100° C 4.90 



Organic and volatile matter 



Ash constituents 



Soluble phosphoric acid . 



Reverted phosphoric acid 



Insoluble phosphoric acid 



Nitrogen 



Insoluble matter, sand, &c. 



32.14 

 67.86 

 5.11 

 5.85 

 3.93 

 2.37 

 8.26 



Valuation per ton of two thousand pounds : — 



102.2 pounds of soluble phosphoric acid 

 117.0 pounds of reverted phosphoric acid 

 78.6 pounds of insoluble phosphoric acid 

 47.4 pounds of nitrogen 



$35 00 



Valuation per ton of two thousand pounds : 



143.2 pounds of soluble phosphoric acid . 

 20.2 pounds of reverted phosphoric acid 

 93.2 pounds of insoluble phosphoric acid 

 59.6 pounds of nitrogen 

 12.2 pounds of potassium oxide . . 



$37 00 



