48 



CONTROL SERIES No. 51 



Raw Products Supplying Nitrogen and Phosphoric Acid. 



Dry Ground Fish. 



Brand Showing a Commercial Shortage of $1 or More per Ton. 



Eastern States Farmers' Exchange 



1/ 



8.06 



9.00 



7.14 



6.90 



.74 



a Two analyses. 



6 One other sample showed a commercial shortage of over .SI per ton. 



c Three analyses. 



d Acidulated fish. Contained 1.03% ammoniacal nitrogen. 



e Contained 1.04% ammoniacal nitrogen. 



/ Commercial shortage, $10.07 per ton. Contained .23% ammoniacal nitrogen. 



Animal Tankage. 



Brand Showing a Commercial Shortage of $1 or More per Ton. 



Eastern States Farmers' 

 change . 



Ex- 



2d 



9.20 



46.21 



a Three analyses. 



b This tankage was tagged 9% ammonia and 20% phosphoric acid. The manufacturer 

 claimed that the order called for 6% ammonia and 13.73% phosphoric acid, and that by mistake 

 it was wrongly tagged; this was confirmed by the invoice of the agent. 



c Unground tankage. 



d Two analyses, .\verage commercial ^ho^rage, .$1.89. Shortages on individual .«ample.«, 

 $2.27, $1.51. 



