878 KELP. 



sembles wood-ashes in containing a large quantity of 

 alkaline salts ; but it contains little or no phosphoric 

 acid. The following analyses are by Dr. Ure : — 



Carbonate of soda ") 



Sulphuret of sodium J * * * 



Sulphate of soda . . . . 

 Chlorides of sodium and potassium 



Carbonate of lime . . . . 

 Sulphate of lime . . 

 Alumina and oxide of iron 



Silica . . . . . 



Sulphur and loss . . . . 



Rona. Heisker. 



55 85 



1000 1000 



