446 Scientific Proceedings, Royal Dublin Society. 
for analysis by the new method. The following are the results 
obtained, first with artificial mixtures, and then with ordinary air 
in duplicate determinations :— 
Blank Experiments. 
Fifty c.c. of the potash solution boiled in vacuo with acidulated 
gas-free water yielded :— 
—— Volume. Pressure. Temperature. 
(1.) Total gases, . : j . | 14°822¢.c. | 68°5 m.m. 13°8° C. 
After absorption by potash, . : 5 A 58°0 ,, UBB og 
(11.) Total gases, . : ; ‘ i 65:0 ,, 14:0 ,, 
After absorption by potash, : us a 54:5 ,, 14:3 ,, 
It, II. 
Total gases at N.T.P., ; : : 1:274 c.c. 1-206 c.c: 
After absorption by potash, . : : 1-078 c.c. 1-010 c.c. 
COz in 50 c.c. of absorbent, : : 0°196 c.c. 0°196 c.c. 
Determinations in Artificial Mixtures. 
50 ec. of the potash solution employed in each case as ab- 
sorbent, and 40 e.c. subsequently taken for the determinations. 
= Volume. Pressure. | Temperature. 
(1.) Total gases, F 6 3 . | 14°822¢.c. | 188 mm. | 12°7° C 
(23) Eee ai, : : , : one eas 138°5 ,, UID 
(Birt is ce ets a8). WR Sunaneee i TTS Gee acs} 
(Cie aaa Seu ae Ne teat een LS 5 enna TNS. pp 
(Do) ge! Sop Bate (lili, ie ate rae 133:57 008 13D 
(1.) After treating thegases with potash,| _,, 56 46°5 ,, 13-0 ,, 
(2.) ;, se 99 is Pee Gs, 46°5 ,, 11:5 ,, 
(3.) 5, 9 90 s ee eteeee 44-0 ,, Wey. 
(4.) 55 x5 9 5p 90 9p 47°5 ,, Di Dar 
(5.) 5, » % 5 Badin ose 45°5 45 WO ek 
