P o l a r o g r a p h y of Lanthanum(lll), Praseodymium(lll), a n d Y t t e r b i u m ( l l l ) in A n h y d r o u s E t h y l e n e d i a m i n e Larry C. Hall and David A. Flanigan
Future Articles Listed below are papers to appear in forthcoming Chemistry
issues of
Analytical
Spectrophotometric Estimation of Copper(l) Using Rubeanic Acid Agnes Paul Indirect Ultraviolet of Silicon
Spectrophotometric
Determination
Louis Trudell and D. F. Boltz A Method and Apparatus for Déterminât, Isotopic O x y g e n V a r i a t i o n s in BeO R. A. Meyer, S. B. Austerman, and D. G. Swarthout
S p e c t r o p h o t o m e t r i c D e t e r m i n a t i o n of α - H y d r o x y b o x y l i c Acids: A p p l i c a t i o n t o Citric Acid R. M. Matulis and J. C. Guyon
Car-
A Solid S t a t e D i g i t i z e r f o r Mass S p e c t r o m e t e r s E. M. Thomason Spectrophotometric Determination of Copper a n d in R e d Phosphorus George Norwitz, Joseph Cohen, and M. E. Everett
Iron
n of
Small
Rapid Radiochemical Separation a n d Activation Analysis of R a r e Earth Elements Krishnaswamy Rengan and W . W . Meinke
U l t r a m i c r o D e t e r m i n a t i o n of I o d i n e b y a R a p i d matic Reaction-Rate M e t h o d
Auto-
C a t h o d i c A c t i o n of t h e U r a n y l - l t a c o n a t e C o m p l e x a t t h e D r o p p i n g M e r c u r y Electrode
H. V. Malmstadt and T. P. Hadjiioannou
Tsai-Teh Lai and Bi-Cheng Wang
The V i s i b l e A b s o r p t i o n Characteristics of t h e B i s - ( 2 , 9 Dimethyl-1,10-Phenanthroline)- and Bis-(4,4',6,6'-Tetram e t h y l - 2 , 2 ' - B i p y r i d i n e ) C o p p e r ( l ) Ions J . R. Hall, M. R. Litzow, and R. A. Plowman Flame Photometric Microdetermination Organoboron Compounds Tamotsu Yoshizaki
of
Boron
in
T h e A n a l y s i s of V o l a t i l e I n o r g a n i c Fluorides b y M e a n s o f G a s Liquid C h r o m a t o g r a p h y A. G. Hamlin, Gordon Iveson, and T. R. Phillips Reflectance Fluorescence S p e c t r a of p o u n d s in Potassium B r o m i d e Pellets
Aromatic
Com
B. L. Van Duuren and C. Bardi
C a r b o n D e t e r m i n a t i o n in Ferrous M e t a l s b y G a s C h r o m a tography
The C o n t r i b u t i o n of I n t e r f a c i a l B r o a d e n i n g in C h r o m a t o g r a p h y
Chen-win Kuo and Joe M. Walker
G. J. Krige and Victor Pretorius
Separation of Stereoisomers by Column Fractional Precipitation
A d s o r p t i o n o f t h e Elements o n I n o r g a n i c I o n E x c h a n g e r s from Nitrate Media W . J. Maeck, Maxine E. Kussy, and J. E. Rein
W . W . Schulz and W . C. Purdy Polarographic Determination 2,6-Xylenol A . M. Hartley and R. M. Bly
of
Nitrite
as
4-Nitroso-
Resistance
P u r i t y E x a m i n a t i o n of Silicon a n d G e r m a n i u m by Long-Path Infrared Spectrophotometry
to
Band
Halides
M. J. Rand
The D e t e r m i n a t i o n o f 2 , 6 - D i - f e r f - B u t y l - p - C r e s o l bine Oils B. Braithwaite and G. E. Penketh
in Tur-
S e p a r a t i o n of T e c h n e t i u m f r o m M i x e d Fission Products b y Solvent Extraction w i t h Tributyl Phosphate Milton H. Campbell
S i m u l t a n e o u s D e t e r m i n a t i o n of N i o b i u m a n d T a n t a l u m b y N e u t r o n A c t i v a t i o n Using N i o b i u m - 9 4 m a n d T a n t a l u m - 1 8 2 m a n d Rapid Radiochemical Separations Chong K. Kim and W . W . Meinke Kinetic O r i g i n of T a i l i n g in C h r o m a t o g r a p h y J. C. Giddings
The Q u a l i t a t i v e A n a l y s i s o f N a p h t h a l e n e s b y Gas Chromatography
Capillary S i m u l t a n e o u s S p e c t r o p h o t o m e t r i c D e t e r m i n a t i o n of P a l ladium and Platinum with 2,3-Quinoxalinedithiol
John Q. Walker and Dan L. Ahlberg
H. F. Janota and G. H. Ayres D e t e r m i n a t i o n of S o m e H e a v y M e t a l Ions b y C o m p l e x o metric Titration w i t h Sodium Azide Indicator F. G. Sherif and B. I. Raafat P r o g r a m m e d G r a d i e n t Elution C h r o m a t o g r a p h y w i t h t h e Steroid Analyzer Daniel Francois, D. F. Johnson, and Erich Heftmann A N e w S e n s i t i v e a n d S e l e c t i v e S p e c t r o p h o t o m e t r i c Rea c t i o n f o r t h e D e t e r m i n a t i o n of Trace A m o u n t s of Calcium M. Herrero-Lancina and T. S. West The T u b u l a r P l a t i n u m Electrode W . J . Blaedel, C. L. Olson, and L. R. Sharrna Direct Q u a n t i t a t i v e I s o l a t i o n p o u n d s f r o m Fats a n d Oils
of
Monocarbonyl
D. P. Schwartz, H. S. Haller, and M. Keeney 168 A
·
ANALYTICAL CHEMISTRY
Com-
E v a l u a t i o n of S o m e A n a l y t i c a l P r o c e d u r e s f o r Base A l l o y s J. P. McKaveney
Niobium
The A p p l i c a t i o n of S t r i p p i n g A n a l y s i s t o t h e D e t e r m i n a t i o n of Silver(l) Using G r a p h i t e Electrodes S. P. Perone D e t e r m i n a t i o n of N o r m a l A l p h a - O l e f i n s b y H y d r o b r o m i nation J. C. Suatoni S p e c t r o p h o t o m e t r i c D e t e r m i n a t i o n of N i t r o g e n in T o t a l Micro-Kjeldahl Digest. Application of Phenol-Hypoc h l o r i t e R e a c t i o n t o M i c r o g r a m A m o u n t s of A m m o n i a in a T o t a l D i g e s t of B i o l o g i c a l M a t e r i a l Lewis T. Mann, Jr.
