Henry TROEMNER, Inc


papers io appear in forthcoming issues of Analytical. Chemistry. Optimum Conditions for Chemical ... Phone (215) 724-0800. Circle No. 126 on Readers' ...
1 downloads 0 Views 177KB Size


Future Articles Listed below are papers to appear in forthcoming Chemistry

issues of Analytical

Estimation of a Few Nanograms of Fluoride in t h e Presence of Phosphate b y t h e Use of Liver Esterase Charles McGaughey and E. C. Stowell Q u a l i t a t i v e a n d Q u a n t i t a t i v e Analysis of Pentae r y t h r i t o l Tetranitrate a n d Its Hydrolysis Products F. J. DiCarlo, J. M. Hartigan, Jr., and G. E. Phillips

O p t i m u m Conditions f o r Chemical Analysis b y X-Ray Absorption-Edge Spectrometry C. G. Dodd and D. J. Kaup

Separation of Americium f r o m Curium w i t h Fluoride

Calcium

H. P. Holcomb Separation a n d Determination of H y d r o x y l Compounds Using Differential Reaction Rates Friso Willeboordse and F. E. Critchfield

I n f r a r e d Analysis of Suspended Particulates w i t h M i l l i pore Filters a n d A t t e n u a t e d Total Reflection Robert W . Hannah and James L. Dwyer

Q u a n t i t a t i v e Determination of Parts-Per-Million Q u a n tities of Nitrogen Dioxide in Nitrogen a n d O x y g e n b y Electron-Capture Detection in Gas Chromatography

Thermal Expansion Apparatus f o r Use W i t h Differential Thermal Analysis Equipment

M. E. Morrison, R. G. Rinlier, and W. H. Corcoran

E. M. Barrall ! l , Roger S. Porter, and Julian F. Johnson

Diffusion Method f o r t h e Determination of Silicon in Inorganic Materials R. Householder and R. G. Russell Gas Chromatographic Separation of t h e 2,4-Dinitrop h e n y l h y d r a z o n e Derivatives of Carbonyl Compounds R. J. Soulcup, R. Scarpellino, and E. Danielczik

Spectrophotometric Determination of Sn(IV) b y Extract i o n o f Stannic Iodide into Ethyl Iodide Armine D. Paul and John A. Gibson, Jr. Automatic Data Processing, I n t e r p r e t i n g , a n d Reporting of the Results of Emission Spectrographic Analyses D. D. Tunnicliff and J . R. Weaver

Measurement of Thickness o f Polymer Films f o r I n f r a r e d Spectroscopic Examination w i t h Reference t o t h e Analysis of Ethene—Propene Copolymers

Study of the Kinetics of the Iridium(lll)—Chlorate Reaction b y Steady-State Controlled-Potential Coulomat. y

T. A. Veerkamp, R. J. de Koclt, A. Yeermans, and M. H. Lardinoye

G. A. Rechniti and J. E. McClure ' f^ttAn' *

HEAVY-DUTY PRECISION BALANCES

• Capacity 3 kg or 6 kg; sensitivity as fine as 100 mg. • Beams graduated in milligrams, grams, or ounces. • Heavy blue-gray aluminum case. Stainless steel pans, plates, or scoops for every weighing requirement. • All models available with or without graduated beams; priced from $105. • Illustration shows Model Î95-B, 3-kg capacity, with one 8-in. pan and one 6-in. plate. Dimensions XlVz" W, 8V2" D, 9Vz" H. Price $115. • Locking tare weight on all models with beam. • Ask your lab-supply dealer or write for complete information.

Henry TROEMNER, Inc. 6825 Greenway Ave., Philadelphia, Pa. 19142 Phone (215) 724-0800 Circle No. 126 on Readers' Service Card 160 A

·

ANALYTICAL CHEMISTRY

2!/2 MINUTE OXYGEN ANALYZER NEW! FROM One of the most significant developments in laboratory apparatus in recent years. A fast, accurate method for determining oxygen in steel. No solutions, no glass blower, no vacuum. For use in research laboratories, final analysis laboratories, and quality control laboratories. Write for detailed information. 1070 HllltOP

LABORATORY

Road

E Q U I P M E N T C O R P . st. Joseph, Mich.

Circle Νo. Ε8 on Readers' Service Card