INSPECTION OF COMMERCIAL FERTILIZERS 



37 



Nitrogen Compounds. 



LTndei' this heading will be found the fertilizer chemicals and unmixed materials 

 valued chiefly for their nitrogen. Averages are given where inore than one 

 analysis has been made of the same brand; these are indicated by footnotes. 

 Brands showing a commercial shortage of one dollar or more per ton are listed 

 in a separate group and deficiencies are emphasized by boldface type. 



Nitrate of Soda and Sulfate of Ammonia. 



n Two analyses. 

 b Arcadian brand. 



Two analyses. 



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



a Two analyses. 



6 Urea compressed into cartridge form and sold with hose attachment to faciUtate application 

 to lawns, etc. 



