C. G. Wheeler on a Process of Elementary Analysis. 33 
Art. VII.—On a Process of Elementary Analysis admitting of the 
determination of Carbon, Hydrogen and Nitrogen at a single com- 
» dustion; by C. GILBERT WHEELER. 
THE processes of ultimate organic analysis heretofore employ- 
ed, when applied to substances containing carbon, hydrogen and 
nitrogen, contemplate the determination of the latter element by 
a separate and distinct operation and are therefore often embarrass- 
ing where the chemist has but a small amount of the substance 
Oxygen gas is again employed for the oe pe . ee oe 
products of combustion, 
en necessary to complete the oxydation of P —— 3 
ic acid 
Bunsen 
‘The simplest method would be to conduct the gases ‘into a 
insen’s eudiometer, and in the same perfo eC 
Ax. Jour. Sc1.—Szconp Szrres, Vou. XLI, No, 121.—Jay., 1866. 
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