SLUDGE AND SOOT. 



783-784. 



I. 

 II. 



Sludge received from Brockton, Mass. 



Soot 



Moisture at 100° C, 

 Total Phosphoric acid, 

 Potassium oxide, 

 Calcium oxide, 

 Nitrogen, 

 Insoluble matter. 



East AValpole, Mass. 



Per Cent. 



I. II. 



21.44 16.98 



.86 .23 



.16 .17 



1.13 slight trace 



1.31 .77t 



* 54.55 



COMPLETE FERTILIZERS. 



fin form of cyanogen compounds. 



