COMMERCIAL FERTILIZERS. 



355 



Valuation per ton of two thousand pounds : — 



64.0 pounds of soluble phosphoric acid, . 

 21.8 pounds of reverted phosphoric acid, 

 19.4 pounds of insohible phosphoric acid, 

 63.2 pounds of nitrogen, .... 

 76.4 pounds of potassium oxide, 



11 



Fish and Potash. 

 11. 



(Quinnipiac Co. ; collected of Messrs. Horton & Phelps, Northampton, Miiss.) 



Per cent. 



Moisture, 16.76 



Total phosphoric acid, 



Soluble phosphoric acid, . 

 Reverted phosphoric acid, . 

 Insoluble phosphoric acid. 

 Nitrogen, . . . . 

 Potassium oxide. 

 Insoluble matter, 



7.59 

 .38 

 141 

 5.80 

 2.70 

 5.14 

 2.00 



Valuation per ton of two thousand pounds : — 



7.6 pounds of soluble phosphoric acid, 

 28.2 pounds of reverted phosphoric acid, 



116.0 pounds of insoluble phosphoric acid, 

 54.0 pounds of nitrogen, .... 



102.8 pounds of potassium oxide. 



$0 95 

 2 54 

 6 96 



12 96 

 5 14 



S28 55 



(Quinnipiac Company, New 



I. 



Fish and Potash. 



Haven, Conn.; collected 

 Northampton, Mass.) 



Of Messrs. Horton & Phelps, 



Moisture, .... 

 Organic and volatile matter. 

 Ash constituents. 

 Total phosphoric acid, 

 Available phosphoric acid, 

 Insoluble phosphoric acid, 

 Niti-ogen, .... 

 Potassiuum oxide, 

 Insoluble matter, 



Per 



19 



cent. 

 .34 



10 

 82 

 .28 

 59 

 83 

 12 



