The composition of the atmosphere with special reference to its oxygen content

Francis Gano Benedict

Sujets

• Oxygen
• Air
• Analysis
• Atmosphère

Informations

• Publié par: les_archives_du_savoir
• Nombre de lectures: 9
• Langue: English
• Poids de l'ouvrage: 10 Mo

Extrait

The Composition of the Atmosphere
With Special Reference to Its Oxygen Content
BY
FRANCIS G. BENEDICT
Director of the Nutrition Laboratory of the Carnegie Institution of Washington
WASHINGTON, D. C
PUBUSHED BY THE CARNEGIE INSTTTUTION OF WASHINGTON
1912•igitized by the Internet Archive
in 2007 with funding from
I
Microsoft Corporation,
http://www:archive.org/detaiis/cbmf5osifi6FRONTISPIECE
Apparatus for Atmospheric Air, devised by Dr. Klas Sonden.Analysis ofnComposition^
With Special Refe' u)ntent
PI aUSHED IHC C.BY
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^'-The Composition of the Atmosphere
With Special Reference to Its Oxygen Content
BY
FRANCIS G. BENEDICT
Director of the Nutrition Laboratory of the Carnegie Institution of Washington
WASHINGTON, D. C
PUBUSHED BY THE CARNEGIE INSTITUTION OF WASHINGTON
1912CARNEGIE INSTITUTION OF WASHINGTON
NO. 166PUBUCATION
ISAAC H. BLANCHARD COMPANY
NEW YORKCONTENTS.
Part I.
Page
the development ofAn historical account of methods for determining oxygen. 3
Early investigations on the composition of the air 4
nitric-oxide eudiometerThe 7
The beginnings of accurate air-analysis 16
The foundations of modem 29
Summary of historical digest 66
Part II.
air made at theAnalyses of atmospheric Nutrition Laboratory 69
Fundamental essentials of accurate air-analyses 71
and technique used in thisApparatus research 75
Detailed description of the apparatus 76
Reagents used 79
Plan and methods of research 82
Method of collecting outdoor air 82
Method of using the apparatus and results obtained 83
First routine and results obtained 83
Second and results 88
Control analjrses 93
Third routine and results obtained 94
Effect on oxygen absorption of high and low temperatures 96
Fourth routine and results obtained 98
Fifth and results 100
Conclusions from with fifth routine 105
Analyses of air collected on the Atlantic Ocean 106 of air from Pike's Peak 108
Analyses of street air 109
Analyses of subway air 110
Absorption of oxygen by potassium pyrogallate Ill
Conclusions 114
Sii
99/^