We Make the Measureme Π Μ Π 1 Optical Multichannel Analyzers f rom EG&G L J I V I H < • Princeton Applied Research corporat ion are recognized th roughou t the wor ld as the standard fo r simultaneous mult ichannel detect ion. Our OMA-2 system is renowned fo r its speed, ease of use, and sof tware versati l i ty. w e o f fe r the highest quality detectors available, including a model designed for your appl icat ion. Our Model 1412 1024-element diode array detector has been used to mon i to r kinetics of Tokamak plasmas. The Model 1420 intensif ied d iode array detec tor is rout inely specified fo r the detect ion of ultra-low level Raman signals. And the two- dimensional capabil ity of our Model 1254 SIT detector is invaluable for spatial analysis of combust ion processes, call or wr i te fo r more in fo rmat ion . EG&G PRINCETON APPLIED RESEARCH P.O. BOX 2565 · PRINCETON, NJ 08540. U.S.A. · 609/452-2111 · TELEX: 843409 CIRCLE 63 ON READER SERVICE CARD MANAGEMENT CONSULTANT 65C Want to get ahead? You couldn't pick a more valuable ally than Chemical & Engineering News. For $34 a year (just 650 per weekly issue), we'll turn you into a better informed, more valuable, more promotable employee. Impress your boss by spotting trends that are going to impact your company's sales, production, construction, and prices. Earn management's respect with advance informa tion on policy makers, legislation, and regulatory affairs. Move up by knowing what the competition's up to, how to use the latest technology, and where R&D dollars will be most productive. Chemical & Engineering News helps you take care of "number one" too, by examining employment prospects industry-wide. We give you special issues, packed with facts and figures you need to do a better job or get a better job. Our Key Chemicals column helps you keep track of world market conditions. And our crisp, comprehensive reporting makes us the one chemical publication that's absolutely in- dispensible to line professionals. Why not call the toll-free number below, and give your career prospects a boost today. Your very first issue will show you why people who are going places rely on us to help them get there. To subscribe call: (800)424-6747 CHEMICAL & ENGINEERING (U.S. only) 1380 A · ANALYTICAL CHEMISTRY, VOL. 55, NO. 13, NOVEMBER 1983 NEWS