794 



ANNUAL REPORT OF THE 



Off. Doc. 



plied by 1.214 will give the corresponding amount of ammonia, and 

 the amount of ammonia multiplied by 0.824 will give the correspond- 

 ing amount of nitrogen. In these tables, the expression is in terms 

 of nitrogen. The act of 1901 requires the guaranty to be expressed 

 in terms of nitrogen, not ammonia. Many manufacturers after 

 complying with the terms of the law, insert additional items in their 

 guaranties, often with the result of misleading or confusing the 

 buyer; the latter will do well to give heed to those items only that are 

 given as the law requires and that are presented in these t^^bles. 



A summary of the analyses made this season may be presented as 

 follows, excepting thejniscellaneous class: 



Summary of Analyses Made this Season. 



a 

 o 



•a 

 a 

 s 

 o 



Number of analyses, 



Moisture, per cent 



Phosphoric acid: 



Total, per cent 



Soluble, per cent 



Reverted, per cent., 



Insoluble, per cent 



Potash, per cent., 



Nitrogen, per cent 



Mechanical analyses of bone (per cent.): 



Fine 



Coarse, 



Commercial valuation, 



Average selling price 



Commercial value of samples whose selling price 

 is ascertained. 



179 

 9.44 



U.48 

 4.89 

 3.93 

 2.66 

 2.69 

 1.37 



23.77 

 22.28 



23.75 



S9 



17.89 

 2.11 

 5.46 

 9.82 



2.45 



25.25 

 22.91 



23. S6 



42 

 10.68 



12.09 

 6.35 

 5.24 

 1.50 

 2.25 



14.26 

 16.09 



14.23 



49 

 8.45 



16.41 

 9.81 

 4.94 

 1.66 



13.83 

 12. IS 



13. S2 



23 



5.32 



22.53 



2.94 



69 



31 



27.79 



25.94 



27.68 



The cases of departure of goods from their guaranteed composition 

 observed this season, including only those cases in which it amount- 

 ed to two-tents per cent, or more, were as follows:: 



Summary of Instances of Deficiency from Guaranty. 



