10 



FERTILIZER ANALYSES. 



266. Bradley's Original Coe. Collected of D. J. Wright, North- 



ampton, Mass. 



Guaranteed composition : total phosphoric acid, 11 to 14 

 per cent. ; soluble phosphoric acid, 7 to 8 per cent. ; re- 

 verted phosphoric acid. 2 to 3 per cent. ; insoluble phos- 

 phoric acid, 2 to 3 per cent. ; nitrogen, 2.05 to 2.85 per 

 cent, (equivalent to ammonia 2.5 to 3.5 per cent.) 



267. Quinnipiac Co.'s (Cross-brand) Fish and Potash. Collected 



of D. A. Horton, Northampton, Mass. 



Guaranteed composition; nitrogen, 3^ to 4 J percent.; 

 total phosphoric acid, 5 to 7 per cent. ; soluble and reverted 

 phosphoric acid, 3 to 5 per cent. ; potassium oxide, 3 to 5 

 per cent. 



268. Bowker's Hill and Drill Phosphate. Collected of J. and J. 



A. Rice. Worcester, Mass. 



Guaranteed composition; nitrogen, 2| to^ 3^ percent., 

 (equivalent to ammonia, 3 to 4 percent.) ; total phosphoric 

 acid. 11 to 13 per cent. ; soluble phosphoric acid, 8 to 10 

 per cent. ; reverted phosphoric acid, 1 to 2 per cent. ; 

 potassium sulphate, 2 to 3 per cent. 



269. Mitchell's Standard Superphosphate. Collected of J. and J. 



A. Rice, Worcester, Mass. 



Guaranted composition; ammonia 2 to 3 per cent., 

 (equivalent to nitrogen, 1.6 to 2.47 per cent.) ; soluble 

 phosphoric acid, 8 to 10 per cent. ; insoluble phosphoric 

 acid. 3 to 4 per cent. 



266 267 268 269 



Pounds per hundred. 



Moisture at 100^ C, 12.95 26.45 16.28 15.53 



Total phosphoric acid, 12.54 4.98 12.34 10.98 



Soluble " " 8.23 1.73 7.90 6 33 



Reverted " " 1.90 2.93 2.63 3.30 



Insoluble " " 2.41 .32 1.81 1.35 



Nitrogen, 3.07 3.63 2.77 1.43 



Potassium oxide, 0.30 3.28 1.41 3.84 



Insoluble matter, 6.08 6.10 



Valuation per 2000 lbs. $31.09 $23.92 $31.89 $25.96 



