CHEMICAL COMPOSITION. 



39 



No. 870. Walla whatoola water, Millboro, Va. 

 [Aluminic sulphated acid.] 



Gases ( number of cubic centimeters per 1,000 grams at C. and 760 mm pressure) . 

 Carbon dioxid (free), none; carbon dioxid (set free from bicarbonates on evaporating 

 to dryness), none. 



Faint trace. 

 HYPOTHETICAL FORM OF COMBINATION. 



a Faint trace. 



