PROCESS & INSTRUMENTS

of Health on. May 2 to 5. Apparatus oil view ranged from tiny glassware for micro chemical work to large size electronicequipment, ovens, and refriger...
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NEWS well Regulator Co., Brown I n s t r u m e n t Division, was elected president of SAMA t o succeed M r . Albert. President pro tempore, appointed b y the board, is R. E . Welch, W . M . Welch Manufacturing Co. T . M . M i n t s of E. H . Sargent & Co., Chicago, was r e ­ elected treasurer. Newly elected S A M A section chair­ m e n include: Louis L. Vayda, president, Bacharach Industrial I n s t r u m e n t Co., Pittsburgh, industrial instruments; G. II. Burrell, president, Burrell Corp., Pittsburgh, laboratory a p p a r a t u s ; O. L. Lethander, president, Leonard Peter­ son & Co., Chicago, laboratory equip­ m e n t ; P . R. Bassctt, president, T h e Sperry Corp., G r e a t Neck, L. L , N . Y., nautical, aeronautical, a n d military in­ s t r u m e n t s ; L. B . McKinley, vice presi­ dent, Scientific I n s t r u m e n t Division, Bausch & L o m b Optical Co., Rochester, N. Y., optical; and Β . Η . Bristol, presi­ dent, T h e Foxboro Co., Foxboro, Mass., recorder-controller. Newly elected S A M A directors-atlarge include: G. W . Tall, Jr., vice president, Leeds & N o r t h r u p Co., Philadelphia; R. E . Welch, W . M . Welch Manufacturing Co., Chicago; E d w a r d J . Albert, president, ThwingAlbert I n s t r u m e n t Co., Philadelphia;

Russell B r i t t i n g h a m , vice president, Corning Glass Works, Corning, Ν . Υ. ; a n d E . J . Rhein, sales manager, Scien­ tific Division, K i m b l e Glass Co., Toledo.

Recent Advances in Methods a n d instrumentation Surveyed a t N I H

CAL SOCIETY, I n s t r u m e n t Society of America, Society of America Bacteriolo­ gists, a n d American Association of ClinSwedish-made column electrophoresis apparatus is inspected by H. S. Saroff, NIH. LKB apparatus is being distrib­ uted in this country by Ivan Servall, Inc. Saroff described use of electro­ phoresis for isolation of proteins and amino acids at symposium on recent developments

W A S H I N G T O N , D . C — N e a r l y 90 in­ s t r u m e n t m a k e r s a n d distributors of scientific a p p a r a t u s showed t h e latest developments in equipment for chemical a n d medical research during t h e fifth a n n u a l Research E q u i p m e n t Exhibit a t t h e N a t i o n a l I n s t i t u t e s of H e a l t h on M a y 2 t o 5. A p p a r a t u s on view ranged from t i n y glassware for microchemical work t o large size electronic equipment, ovens, a n d refrigerators. Concurrent with t h e exhibit of labora­ t o r y equipment w a s a symposium o n recent developments in m e t h o d s a n d i n s t r u m e n t a t i o n for chemical analysis, biochemistry, a n d medical research, which w a s sponsored b y t h e Washing­ ton

sections of t h e A M E R I C A N C H E M I ­

FOR GAS P&I

Automatic RECORDING SPECTROPHOTOMETER Model RS-3*

Accurary Versability

T h e P&I Recording Spectrophotometer RS-3 converts your present man­ ual Beckman D U to a more sensitive line operated automatic record­ ing instrument at a low cost. High accuracy—stability—resolution simplify a n d accelerate compound identification a n d permit quantitative studies of analytical procedures, rapid kinetics, extinction coefficients, a n d differential colorimetry. Only the P & I E-S-3 provides ALL these unique features:

• Stable Zero Line • Both O.D.& % Abs.are linear 4 stand, κ nigh sens, scales • Constant resolution

· Uninterrupted scan, 3 1 0 - 7 5 0 m μ, no moving light sources » Automatic marking— e v e r y 2 0 ηΐμ. 0 Low-Med-High Scan Speeds • Time Scale for Kinetics · Line Operated

For details, write:

PROCESS & INSTRUMENTS 15 Stone Ave., Brooklyn 33, Ν . Υ. Circle Να. 28 A-1 on Readers' Service Card, page 51 A

28 A

GOW-MAC

GAS MASTER — ACCURATE, LOW COST, EASY TO USE

Speed

• Linear Wavelength Scale— no special charts or tapes.

CHROMATOGRAPHY—

• Gow-Mac Gas Analysers have been proven in performance by leading t e c h n i c i a n s i n g a s chromatography. Response is rapid, accurate. Complete Gas M a s t e r u n i t s or s e n s i n g elements to build into your own apparatus. Hermetic or me­ chanical seals, built-in reference gases on specification. Panel instruments custom designed for high sensitivity such as 99.5100% Argon purity ± 5 0 ppm. or H2 in O2 to within 2 ppm. WRITE FOR ILLUSTRATED LITERATURE OR RECOM­ MENDATIONS O N YOUR SPECIFIC PROBLEMS IN­ VOLVING GAS ANALYSIS

GOW-MAC

INSTRUMENT C O . 100 KINGS ROAD, MADISON, N. J.

•Patent Pend,

Circle No. 28 A-2 on Readers' Service Card, page 51 A

ANALYTICAL

CHEMISTRY