INSPECTION OF COMMERCIAL FERTILIZERS 



41 



Potash Compounds. 



Tlie tables under this heading give the composition of those salts valued chiefly 

 for their jiotash. 



Muriate and High Grade Sulfate of Potash. 



Brands Showing a Commercial Shortage of %\ or More per Ton. 



Consolidated Rendering Co. 

 Piedmont-Mt. Airy Guano Co. 

 Inc. . . . . . 



45.60 



3d 



.50 . 00 



a Two analyses. 



h Three other samples showed a commercial shortage of over SI per ton. 



r Old stock. 



d Three analyses, showing the following commercial shortages: .$3.16, .'jl.4S, .$1.25. 



e Commercial shortage, $2.06 per ton. 



Sulfate of Potash-Magnesia and Cotton Hull Ashes. 



2.60 



(a) Two analyses. Average phopshoric acid, 2.62'/(. ; calcium oxide, 8.95%. 



