FERTILIZER AND AGRICULTURAL LIME 



13 



PHOSPHORIC ACID COMPOUNDS 



Manufacturer and Brand 



Total 

 Phos- 

 phoric 

 Acid 



Available 

 Phosphoric Acid 



Found 



Guaran- 

 teed 



American Agricultural Chemical Co. 



18% Normal Superphosphate 



18% Normal Superphosphate (2)*. 



Apothecaries Hall Co. 



Superphosphate, Granular, 20%. . . 



Armour Fertilizer Works 



.Armour's Big Crop Superphosphate 20% . 



Consolidated Rendering Co. 



Corenco Superphosphate 20% 



Corenco Superphosphate 20% (7)* 



Davison Chemical Corp. 



Davco Granulated Superphosphate 20%. 



Eastern Slates Farmers' Exchange, Inc. 



Eastern States 20% Superphosphate. . . . 



International Minerals <£ Chemical Corp. 



International 20% Superphosphate. . . . 



Old Deerfield Fertilizer Co.. Inc. 



Old Deerfield Superphosphate 20% . 



Rogers & Hubbard Co. 



Superphosphate 20% 



19.75 

 18.45 



21.73 

 21.42 



20.09 

 20.35 



21.47 

 22.13 

 21.75 

 20.10 

 21.45 



19.05 



18.23 



21.12 

 20.07 



19.91 

 20.35 



20.48 

 20.36 

 20.35 

 20.00 

 20.7] 



18.00 

 18.00 



20.00 

 20.00 



20.00 

 20.00 



20.00 

 20.00 

 20.00 

 20.00 

 20.00 



* The number of samples included in the composite sample analyzed. 



POTASH COMPOUNDS 

 Muriate of Potash 



Manufacturer 



Water Soluble 

 Potash 



Found 



Guaran- 

 teed 



Apothecaries Hall Co 



Consolidated Rendering Co 



Davison Chemical Corp 



Eastern States Farmers' Exchange, Inc.. 

 International Minerals & Chemical Corp. 



Old Deerfield Fertilizer Co., Inc 



Rogers & Hubbard Co 



60.56 

 59.55 

 49.62 

 60.79 

 60.07 

 61.32 

 59.72 



60.00 

 60.00 

 50.00 

 60.00 

 60.00 

 60.00 

 60.00 



