EXPERIMENT STATION. 



711 



Sea-weed Ashes. 



[Sent on from Duxbury, Mass.] 



Per cent. 



Moisture at 100° C, , . 1.47 



Calcium oxide, 6.06 



Magnesium oxide, 4.37 



Potassium oxide, 0.92 



Sodium oxide, 8.72 



Phosphoric acid, 0.30 



Sulphuric acid, 2.98 



Chlorine, 6.60 



Sulphur, 0.14 



Insoluble matter (before calcination), 63.65 



Insoluble matter (after calcination) , 56.28 



The analysis of the above ash showed it to contain .14 

 per cent, of magnesium chloride. 



Mussel and Mud. 



[Sent on from EastLam, Mass.] 



Moistiire at 100° C, . 



Phosphoric acid (5 cents per poimd), 



Calcium oxide, 



Iron and alumina, 



Niti'ogen (15 cents per pound). 



Insoluble matter, . 



Valuation jser 2,000 lbs., 



Per cent. 



2.24 

 0.35 



23.39 

 8.26 

 0.72 



37.60 



$2 50 



8ea-weed. 



[Sent on from Eastham, Mass.] 



