Chemistry and Physics. 



105 



No. XIX. Scotch porter at 2* 



Potash . 

 Soda 

 Lime . 

 Magnesia 

 Chlorine 

 Sulphuric acid 

 Phosphoric acid 

 Silica . 



per gallon. 



20-883 



38-766 



1-623 



0166 



0151 



6-358 



18-773 



13-280 



No. XX. London porter at 2*. per gallon 



100000 



Potash . 



Soda 



Lime . 



Magnesia 



Chlorine 



Sulphuric acid 



Phosphoric acid 



Silica . 



16032 

 50-820 

 1-306 

 0097 

 7- 1-20 

 4-526 

 10-279 

 9-520 



100000 



No. XXI. Another variety 

 at 'Zs. per gallon. 



Potash . 



Soda 



Lime 



Magnesia 



Chlorine 



Sulph'c acid 



Silica 



22-879 



30-521 



1-335 



1-272 



10-919 



4-973 



Phosph'c acid 12859 



15-242 



100000 



No. XXII. Dublin porter at 



2s. per gallon. 



Potash . 

 Soda . 

 Lime . 



Magnesia 



Chlorine 

 Sulph'c acid 



24008 

 0-833 



2-763 



Phosph'c acid 19-987 



No. XXIII. Scotch porter at 



1*. per gallon. 



21-382 Potash 



Soda 

 Lime 



1*187 Magnesia 

 10097 



Chlorine 

 Sulph'c acid 



Silica 



19-743 



18-861 



33-765 



1344 



1-386 



1 1 -386 



2-177 



100 000 



l 



Phosph'c acid 12-480 

 Silica . . 18-601 



100000 



The dried residue of No. I. yielded 4-800 per cent, of ash. 



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II. 



III. 

 IV. 



V. 



VI. 

 VII. 



VIII. 

 IX. 



X. 



XI. 

 XII. 



XIII. 

 XIV. 



XV. 



XVI. 

 XVII. 



XVIII. 



XIX. 



XX. 



XXII. 



XXIII. 



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3-395 

 3-797 

 5-475 

 3-500 

 4-621 

 3-595 



4-673 

 4152 



3-885 



8-186 

 7-626 

 12035 

 8-666 

 7-863 



6-864 

 5-720 

 6 050 

 9-001 

 11579 

 11 113 



6054 



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Second Sek.es, Vol. VII, No. 19, Jan., 1840. 



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