28 CONTROL SERIES No. 45 



Synthetic Urea, Calurea and Calcium Nitrate. 



Brands Showing a Commercial Shortage op $1 or More per Ton. 



Synthetic Nitrogen Products Corp. 



Synthetic Urea 



44.94 



46.00 



' Two analyses. Of the total nitrogen about 4/5 is organic and 1/5 in nitric form, 

 s Commercial shortage, $4.24 per ton. 



Nitrate of Potash and Nitrate of Soda-Potash. 



Brands Showing a Commercial Shortage op f 1 or More per Ton. 



Apothecaries Hall Co. . 

 Old Deerfield Fertilizer Co. 



1.82 

 .53 



1 This brand was registered under a guarantee of 44% potash. By mistake a guarantee 

 of 46% potash was made on the lots that were sold. The difference in value due to the lower 

 guarantee was rebated to the customers. 



' Commercial shortage, $7.63 per ton. 



• Commercial shortage, $1.09 per ton. 



Note: Rebates were allowed for deficiencies in all cases. 



Ammo-Phos. 



