1889.] 



PUBLIC DOCUiNIENT — No. 4. 



609 



Ashes of Waste Products. 



Hard Pine Wood Ashes. 



Moisture at 100° C. 

 Calcium oxide. 

 Magnesium oxide, 

 Potassium oxide, . 

 Phosphoric acid, . 

 Insoluble matter, . 



Moisture at 100° C, 

 Potassium oxide, . 

 Nitrogen, 

 Insoluble matter, . 



Nitrate of Potash (2 Analyses). 



Per cent. 

 .75 



24.95 

 8.39 



10.16 

 2.24 



29.90 



Per cent. 



1.75 2.10 



44.76 45.62 



11.60 14.58 



Trace. 



Nitrate of Soda (13 Analyses). 



