NEW PRODUCTS
Challenging Opportunities at PERKIN-ELMER ! Rapid growth of commercial instrument division has created a need for qualified Senior Engineers. pH control unit, known as the Stat, is said to be capable of maintaining the pH level within 0.05 pH units. It can be set at any point on the pH scale. Tentative price tor the unit is $ 2 0 0 . JKM Instrument Co. P-ll
These are permanent career opportunities that allow fullest utilization of engineering talents. Opening now exists in the following a r e a :
• LABORATORY CHROMATOGRAPHY =Pro|ect engineer to design and build complex scientific laboratory instruments. Experience in gas chromatography desirable. Position requires keen technical understanding and an ability to design equipment suitable for manufacture. Requires BS degree in engineering, physics or chemistry plus a minimum of 8 years' related experience. At Perkin-Elmer you will find a liberal fringe benefit program and excellent advancement opportunities. Please forward your resume to H o w a r d M . M o r a n , Employment M a n a g e r
Microdosimeter reader is capable of measuring x-ray, gamma, or high en ergy electron radiation in less than 30 seconds, according to the com pany. The range is 10 to 10,000 rads, with an accuracy of ± 4 % or better. The reader records changes in fluorescence taking place in a 1 x 6 m m . rod of silver-activated glass resulting from radiation expo sure. Bausch & Lomb, Inc. P-12
Glass water still produces four liters per hour with a single 3-kw. heating element. The glass components are made of borosilicate glass. The com pany says the distillate is pyrogenfree and contains less than 0.1 p.p.m. of iron, copper, chromium, or nickel. Bellco Glass, Inc. P-13
P e r k i n - E l m e r Corporation MAIN AVENUE, ROUTE 7
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NORWALK, CONNECTICUT
An equal opportunity
employer
ETCHING A GERMANIUM WAFER WITH E L E C T R O N I C GRADE HF 5 x m a g n i f jcal ion s h o w s Un· jmiijer! Μ!'- ρΛ·!ι.:ιμ action o) HF on a g e r m a n i u m w a f e r ihp h i g h r e s i s t a n c e e l e m e n t in v a c u u m tubes, t r a n s i s t o r s and diode rectifiers
E L E C T R O N I C a n d REAGENT ( I R A D E ACIDS
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