INSPECTION OF COMMERCIAL FERTILIZERS 



39 



Castor Pomace. 



Calcium Nitrate, Cal-Nitro, Calcium Cyanamid and Urea. 



Manufacturer. 



Number. 



of 

 Samples. 



Guaran- 

 teed. 



American Cyanamid Co. 



Eastern States Farmers' Exchange 



Foodndrink Fertilizer Co. 



Old Deerfield Fertilizer Co., Inc. . 



Synthetic Nitrogen Products Corp. 



E. E. Williams (h) 



Aero Cyanamid, pulverized 

 Aero Cyanamid, pulverized 

 Aero Cyanamid, pulverized 

 Aero Cyanamid, pulverized 

 Aero Cyanamid, pulverized 

 Aero Cyanamid, pulverized 

 Aero Cyanamid, pulverized 

 Aero Cyanamid, granular 



.Aero Cyanamid, granular 



fCal-Nitro . 

 Cal-Nitro . 



[Urea . 



Foodndrink (a) . 

 Old Deerfield Urea 



/Calcium Nitrate 



tUrea . 



Synthetic Urea Formula 



21.44 

 21, 54 

 21.96 

 21.90 

 21.88 

 22.12 

 22.24 

 21.98 

 21.92 

 20.58 

 21.30 

 46.14 

 16.17 

 46.08 

 14.70 

 46.20 

 43.94 



22.00 

 22.00 

 22.00 

 22.00 

 22.00 

 22.00 

 22.00 

 22.00 

 22.00 

 20.50 

 20.50 

 46.00 

 13.00 

 46.00 

 15.00 

 46.00 

 43.00 



a Urea in cartridge form for hose attachment. 



b Registering the product of Hydrolizer Corp., Elmhurst, 



