BURRELL : THE ANALYSIS OF ILKLEY SPA WATER 
17 
Taking into account the composition of the filtered boiled water, 
the acids and bases may be combined as follows the numbers being in 
grains per gallon : — 
Ferric Oxide (FcoOy) 
Calcium Carbonate (CaCO..;) 
Calcium Nitrate (Ca2N03) 
Calcium SiHcate (CaOSiO.) 
Calcium Sulphate (CaSO^) 
Magnesium Carbonate (MgCO..;) 
Magnesium Sulphate (MgSO^) 
Potassium Carbonate (K^COy) 
Sodium Carbonate (Na.jCOy) 
Sodium Chloride (NaCl) ... 
Lithium Chloride (LiCI) ... 
0-0159 =Ferrous 
Carbonate 0-0232 
0-8078 
0-OUO 
2-0535 
0- 5199 
1- 1235 
1-0900 
0-1548 
0- 8726 
1- 1550 
0-0«31 
8-1901 
Total Solid Constituents dried at 173° C, 8-295. 
B 
