the Ashes of the Orange-Tree. 275 



Analysis of the Ashes of the Root. Composition directly 

 found. 



Amount of ashes left by 100 parts of the root . . 4*48 



I. II. Mean. 



Potash .... 12-54 12*40 12*47 



Soda 3-72 3-57 3*64 



Lime 40' 16 40-31 40-23 



Magnesia . . . 5*55 5-60 5-57 



Sesquioxide of iron 0*83 0-82 0-83 



Chloride of sodium 1*01 0-91 0*95 



Phosphoric acid . 10*80 10-93 10-86 



Sulphuric acid . . 4*61 4-76 4*68 



Silicic acid ... 1*38 1*45 1*42 



Carbonic acid . . 19-04 19-04 19-04 



Sand and charcoal 0-42 0-63 0*53 



100-06 100-37 100-22 



Per-centage of the ash after deduction of the unessential 



constituents, carbonic acid, sand and charcoal : — 



Potash . . . . 15-43 



Soda 4-52 



Lime 49-89 



Magnesia. . . . 6-91 



Sesquioxide of iron 1-02 



Chloride of sodium 1*18 



Phosphoric acid . 13*47 



Sulphuric acid . . 5*78 



Silicic acid . . . 1*75 

 100*00 



Analysis of the Ashes of the Stem. 

 Amount of ashes left by 100 parts of the stem . . 2*74 



