INDUSTRIAL AND ENGINEERING CHEMISTRY
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ANALYTICAL CHEMISTRY Analytical Edition, Industrial and Engineering Chemistry
Consecutive Number 12
Volume 19, Number 6
EDITOR: W A L T E R J. M U R P H Y Assistant to Editor:
N . A . PARKINSON
Assistant
Advisory
Editors
Executive Editor: JAMES M . CROWE
Manuscript Editing: G . GLADYS GORDON
Associate Editor: LAWRENCE T. HALLETT
Manuscript Reviewing: STELLA ANDERSON
Contributing Editor: R. H . MÜLLER
Make-up: CHARLOTTE C. SAYRE
R. J. B. T.
Issued June 24, 1947
P. R. L. R.
Board
G. E. F. LUNDELL CHAPMAN M . G. MELLON CHURCHILL CLARKE R. H . MÜLLER C U N N I N G H A M B. L. OSER H. H. WILLARD
Copyright 1947 by American Chemical Society
EDITORIAL
361
Measuring Volumetric Expansion of Solid Materials
. . .
W . W . Pendleton and H . M . Philofsky Permanganate Test for Alcohol Quality Studied by Means of Spectrophotometer . O . S. Rask and F. M . Hildebrandt
364
368
Polarographic Determination of Sodium or Potassium in Various Materials . . . J . R. Weaver and Louis Lykken
372
376
Determination of Total Volatiles in Smokeless Powder . · • W . E. Shaefer, R. T. H a l l , J . C. French, and W . W . Becker
378
381
2,2'-Bipyridine Ferrous Complex Ion as Indicator in Determination of Iron . . . F. W . Cagle, Jr., and G . F. Smith
384
in
Gravimetric Determination of Styrene as Styrene Nitrosite.
Determination of Oxirane Oxygen Daniel Swern, T. W . Findley, G . N . Bilien, and J . T. Scanlan
414
Ferron . . D. E. Ryan, W . J . M c D o n n e l l , and F. E. Beamish
416
in Steel by Vacuum Fusion
Method Leroy Alexander, W . M . Murray, and S. E. Q . Ashley
417
MICROCHEMISTRY
R. O . C l a r k and G . H . S t i l l s o n
423
P. L Kirk, R. Craig, J . E. G u l l b e r g , and R. Q . Boyer
427
Quartz Microgram Balance 385
.
G . R. Bond, Jr.
412
Automatic Microdetermination of Carbon and Hydrogen
Petroleum
M . C. Simmons
. . J. H. Vail
Determination of Oxygen
Determination of Sulfur by Combustion in Vertical Tube . . D. B. Hagerman
Hydrogen
Determination of Solids in Resin Solutions
409
Determination of Thorium and Its Separation from Uranium by
Zirconium Determination in Presence of Interfering Elements C. A . Kumins
Distillates
. . . .
C. E. Starr, Jr., J . S. Anderson, and V . M . Davidson
Examination of Absolute and Comparative Methods of Polarographic Analysis J . K. Taylor
Determination of Carbon and
Laboratory Low-Temperature Fractional Distillation
406
390
NOTES O N A N A L Y T I C A L
PROCEDURES
Photocolorimetric Method for Determination of Quaternary Measurement of Gas Permeability of Sheet Materials. . .
.
L. C. Cartwright Determination of Gas Permeability of Saran Films
Ammonium Salts
. . . .
T. W . Sarge
E. L. Colichman
430
Nomograph for Flash Vaporization. . . . M e l v i n N o r d
431
393
396
Melting Point Bath Liquids Useful up to 4 4 0 ° C L. M . White
432
Determination of Carbon in Low-Carbon Steel C. E. Nesbitt and James Henderson
401
The Analyst's Column
Determination of Cystine and Cysteine in Altered Human Hair Fibers
. . . .
Dorothy Sanford and F. L. Humoller
A I D S FOR THE A N A L Y S T
404
The American Chemical Society assumes no responsibility for the statements and opinions advanced by contributors to its publications. Views expressed in the editorials are those of the editors and do not necessarily represent the official position of the American Chemical Society. Published by the American Chemical Society, from 20th and Northampton Sts., Easton, Pa. Executive Offices and Editorial Headquarters, 1155 Sixteenth St., N. W., Washington 6, D. C. Advertising Office: 332 West 42nd St., N e w York, Ν . Υ. Branch Editorial Offices: Chicago, III., Room 819, 25 East Jackson Blvd.,- Houston, Tex., 413 West Bldg.,- N e w York, 60 East 42nd St., San Francisco, Calif., 24 Cali fornia St. Entered as second-class matter at the Post Office at Easton, Pa., under the Act of March 3, 1879, as 24 times a year: Industrial Edition monthly on the 1st, Analytical Edition monthly on the 15th. Acceptance for mailing at special rate of postage provided for in Section 1103, Act of Oct. 3,1917, authorized July 13, 1918.
Instrumentation
434 17 A R. H . M'u'ller 25 A
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