1893.] 



PUBLIC DOCUMENT — No. 33. 



283 



5. Analyses, etc. — Continued. 



Corn-cob Ashes. 



Moisture at 100° C, . 

 Potassium oxide, .... 

 Calcium oxide, .... 

 INIagnesium oxide. 

 Ferric and aluminic oxid(;s, 

 Phosphoric acid, .... 

 Insoluble matter (before calcination), 

 Insoluble matter (after calcination) , . 



Per Cent. 

 1.20 

 7.08 



11.70 

 _* 



1.28 



2.37 



59.14 



52.09 



Ashes. 



[Sent oil from Cambridge, Mass.] 



]\Ioisture at 100° C, . 



Potassium oxide, 



Phosi^horic acid, . . . . . 

 Insoluble matter (before calcination), 

 Insoluble matter (after calcination), , 



Per Cent. 

 4.98 



10.64 



6.96 



23.16 



20.01 



Wool Waste. 



[Sent on from Nortli Amlover, Mass.] 



Per Cent 



Moisture at 100° C, 4.47 



Potassium oxide, . . . * . . . . . . . 1.32 



Nitrogen, 2.27 



Insoluble matter, 39.30 



Horn Shavings. 



