News Oct. 18 to 20—Trends in Polymer Char acterization. Sarnai, Ontario. Con tact: A. J. Stephenson, Imperial Oil Enterprises, Ltd., Sarnai, Ontario, Canada. Page 67 A, Apr. Oct. 18 to 20—18th Spectroscopy Sym posium and Exhibition. Toronto, On tario. Sponsor: Spectroscopy So ciety of Canada. Contact: G. D. Hoffmann, Gulf Oil Canada, Ltd., Sheridan Park, Ontario, Canada. 416-822-6770
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Oct. 18 to 21—American Society for Nondestructive Testing 31st National Fall Conference. Detroit, Mich. Contact: Philip D. Johnson, ASNT, 914 Chicago Ave., Evanston, III. 60202 Oct. 18 to 22—10th National Meeting of the Society for Applied Spectros copy. St. Louis, Mo. Contact: E. F. Kaelble, Monsanto Co., Inorganic Re search Dept., 800 N. Lindbergh Blvd., St. Louis, Mo. 63166. Page 74 A, Nov. Oct. 28 to 29—ACS Midwest Regional Meeting. Jefferson Hotel, St. Louis, Mo. Contact: Charles O. Gerfen, Mallinckrodt Chemical Works, 3600 N. Second St., P. 0. Box 5439, St. Louis, Mo. 63100 Nov. 4 to 6—ACS Southeast Regional Meeting. Nashville, Tenn. Contact: John E. Bishop, E. I. du Pont de Nemours & Co., Inc., Drawer 219, New Johnsonville, Tenn. 37134 Nov. 8 to 10—Joint Conference on Sensing of Environmental Pollutants. Cabana Hyatt House, Palo Alto, Calif. Contact: Robert L. Chapman, Beckman Instruments, Inc., 2500 Harbor Blvd., Fullerton, Calif. 92632. Page 68 A, Apr. Nov. 10 to 12—Eastern Analytical Sym posium. Statler Hilton Hotel, New York City. Contact: A. Z. Conner, Hercules, Inc., Research Center, Wil mington, Del. 19899. Page 88 A, Feb. Nov. 15 to 18—Fall Joint Computer Conference. Las Vegas, Nev. In cludes special session on systems and concepts for laboratory automa tion. Contact: Leonard H. Ponder, American Enka, Enka, N. C. 28728. Page 58 A, Mar.
Take new Heath Spectrophotometry for fast, fast relief These are trying t i m e s . . . especially if you're squeezed between a shrinking budget and expanding equipment requirements. But now there's hope for the most belea guered . . . a new, low cost series of Heath modules designed for special industrial, quality control and research use. It offers the same exceptional accuracy & repeat ability as our famous "701" system, plus easy user modification. Choose only the modules that suit your requirements... and get a research-quality single beam UV or VIS-near IR system on a budget that even Scrooge would ok. UV Light Source Modules. The EU-701-91 D, Light Source, in c o n j u n c t i o n w i t h the EU-45A Power Supply, produces h i g h , c o n s t a n t i n t e n s i t y r a d i a t i o n between 1800 and 4500 A; o p t i c a l o u t p u t s t a b i l i t y 0 . 1 % . M e c h a n i c a l a d j u s t m e n t s for precise a l i g n m e n t . Excellent source for high-precision UV s p e c t r o p h o t o m e t r y & k i n e t i c s t u d i e s . EU-701-91, 3 lbs $195.00* EU-45A, 9 lbs $100.00* Visible Near IR Light Source Modules. The EU-701-90 T u n g s t e n 0 L i g h t Source a n d its power supply, the EU-44A, provides c o n s t a n t i n t e n s i t y r a d i a t i o n f r o m 3500 A to 2 m i c r o n s . Narrow bands can be m a i n t a i n e d t o ' 0 . 1 % for long periods. Horizontal & v e r t i c a l a d j u s t m e n t s . Excellent for k i n e t i c s t u d i e s and o r d i n a r y a b s o r p t i o n m e a s u r e m e n t s . EU-701-90, 3 lbs $70.00* EU-44A, 7 lbs '. . .$70.00* EU-701-92 Sample Cell Modules. Removable s e l f - a l i g n i n g cell holder accepts t w o 1-cm cells. U n i q u e b a f f l e design . . . light leakage g u a r a n t e e d less t h a n 1 % of p h o t o d e t e c t o r dark c u r r e n t . Readily m o d i f i e d ; f i l t e r holder & a p e r t u r e plate i n c l u d e d . EU-701-92, 4 lbs $75.00* PM Modules . . . EU-701-93 PM H o u s i n g and EU^!2A HV power supply. S u p p l i e d w i t h a selected 1P28A t u b e ; others can be used. External p r o g r a m m i n g , 20:1 to 100:1 ratio. EU-701-93, 4 lbs $100.00* EU-42A, 8 lbs $130.00* EU-700 Scanning Monochromator. Precision Czerny-Turner o p t i c s , 350 m m , f / 7 . 1180 l i n e s / m m g r a t i n g . Digital r e m o t e s c a n n i n g , 9 f i x e d rates to 20 A/sec. Resolves to better t h a n 1 Α.; t r a c k s w i t h i n j . 1 A. 70 lbs. . . . $1275.00* Choice of readout. Options available i n c l u d e the EU-703-31 P h o t o m e t r i c Meter Readout, EU-700-62 P h o t o m e t r i c Digital Readout, EU-201V Multi-speed L o g / L i n e a r Recorder or EU-20V Multi-speed Servo Chart Recorder.
Nov. 29 to Dec. 3—33rd Exposition of Chemical Industries. New York Coli seum, New York City. Contact: Vin cent McDonnell, International Expo sition Co., 200 Park Ave., New York, Ν. Υ. 10017 Dec. 1 to 3—ACS Southeast Regional Meeting. San Antonio, Tex. Con tact: John T. Goodwin, Jr., South east Research Institute, 8500 Culebra Rd., San Antonio, Tex. 78228 Dec. 6 to 11—16th Laboratory Exhibi tion. Porte de Versailles, Paris, France. Contact: J, L. Salles, 16th Exposition du Laboratoire, 10, Ave nue Hoche, Paris 8 e , France Dec. 26 to 31—American Association for the Advancement of Science. 138th Annual Meeting. Philadelphia, Pa. Contact: D. W. Thornhill, AAAS, 1515 Massachusetts Ave., N. W., Washington, D. C. 20005
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1971 Heath Scientific Instrumentation Catalog Describes these and hundreds of other factory assembled instruments and systems.. .modular digital systems and plug-in logic circuit cards, spectros copy systems and modules, Heath/ Malmstadt-Enke laboratory and instru ments. Heath test equipment and much moie. Send coupon now or write: Heath Company Benton Harbor, Mich. 49022
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ANALYTICAL CHEMISTRY, VOL. 43, NO. 4, APRIL 1971 ·
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