INDEX TO ADVERTISERS IN THIS ISSUE * J. T. Baker Chemical Company Naimark and Barba, Inc.
.. .
1228A
Lawrence Livermore Laboratory . . . Nationwide Advertising Service, Inc.
1299A
* Leco Corporation LECOM
1232A
N. W. Ayer/Jorgensen/MacDonald, Inc. * Bio-Rad Fred Schott & Associates
12S7A
* Brinkman Instruments, Inc Blatt Advertising, Inc.
OBC
> Mallinckrodt, Inc 1230A-1231A Batz-Hodgson-Neuwoehner, Inc.
Chemical Research Services, Inc. Ross Llewellyn, Inc.
. .
1301A
1299A
Coates & Welter Bachrach Advertising
1301A
* Dohrmann Div. of Envirotech Fred Schott & Associates
1298A
* DuPont Instruments N. W. Ayer & Son, Inc.
1238A
1227A, 1258A •
Nicole! Instrument Corporation . 1 2 4 8 A - 1 2 4 9 A Technical Communications
* Orion Research, Inc OBC Advertising
Elkay Products Don Hodes Advertising, Inc.
1270A
* EM Laboratories, Inc Langler-Stevens, Inc.
1288A
Environmental Science Associates, Inc Val Laughner Associates, Inc. * Fluid Metering, Inc Arnold H. Nachman Associates * Forma Scientific, Inc E-LEE Advertising Agency
IFC
1243A
1243A, 1299A
* GCA/McPherson Instrument Kenyon & Eckhardt Advertising, Inc. * Gilford Instrument Labs, Inc The Bayless-Kerr Company
1263A
•
1229A CENTCOM, LTD.
Parr Instrument Company F. Willard Hills Advertising Service
1301A
Thomas N. J. Koerwer, President; Clay S. Holden, Vice President; Benjamin W. Jones, Vice President; Robert L. Voepel, Vice President; C. Douglas Wallach, Vice President; 50 West State Street, Westport, Connecticut 06880 (Area Code 203) 226-7131
1274A-1278A ADVERTISING SALES MANAGER Thomas N. J. Koerwer
* Pharmacia Fine Chemicals Cummins, MacFail & Nutry, Inc.
1301A SALES REPRESENTATIVES
* * Philips Industries—Analytical Dept C. J . Nicholl & Associates, Ltd.
F3
Chicago . . . Eugene Eldridge, CENTCOM, LTD., 540 Frontage Rd., Northfield, III. 60093. 312-441-6383. Cleveland . . . Michael Hayes, CENTCOM, LTD., 2 0 3 4 0 Center Ridge Rd., Rocky River, Ohio 44116. 216-331-2324.
Pierce Chemical Company Advertising Design
1300A
* Precision Sampling Corporation . . . David M. Kleck and Associates
1242A
Denver . LTD.,
· * P y e U n i c a m , Ltd
F 1 , F4
Los Angeles 90045 . . . Clay S. Holden, CENTCOM, LTD., Airport Arcade Bldg., 8820 S. Sepulveda Blvd., Suite 215, 213-776-0552
Rheodyne Company Bonfield Associates
1295A
New
1266A
Philadelphia . . . Robert Moran, CENTCOM LTD., 113 Essex Ave., Narberth, Pa. 19072. Telephone: 2 1 5 - 6 6 7 - 9 6 6 6
Houston . LTD.,
* Sargent-Welch Scientific Company IBC
w
Advertising Management for the American Chemical Society Publications
Marquart & Roche, Inc. 1252A-1253A
1304A
* Mettler Instrument Corporation
* The Perkin-Elmer Corporation
* Eastman Kodak Company . Rumrill-Hoyt, Inc.
LABORATORY SUPPLY CENTER . Biométrie Testing, Inc. Bio-Rad Isotope Consulate of Finland Eastern Chemical (Div. of Guardian Chemical Corp.) Gollob Analytical Service Corporation
Harris D. McKinney, Inc.
* Burdick & Jackson Laboratory, Inc Studio 5 Advertising, Inc.
1224A
Michel-Cather, Inc.
* Beckman Instruments, SID Division 1283A
Carl Zeiss, Inc
Polytech Advertising
. . Michael Hayes, CENTCOM, 216-331-2324 .
. Clay S. Holden, CENTCOM 213-776-0552.
York 10017 . . . Richard L. Going, CENTCOM LTD., 60 East 42nd St., 212-972-9660
San Francisco . . . Clay S. Holden, CENTCOM, LTD., 213-776-0552 1261A
1287A
Sartorius-Werke, GmbH Blatt Advertising, Inc.
Westport 06880 . . . Don Davis, CENTCOM, LTD., 50 West State Street, 203-2267131.
* Hamilton Company Mealer & Emerson, Inc.
1291A
* SGA Scientific, Inc Lakewood Advertising Agency
1292A
Manchester, England . . . Jill E. Loney, Technomedia Ltd., 216, Longhurst Lane, Mellor, Stockport, SK6 5PW. Telephone: 061-427-5660
* Hellma International, Inc Miller Advertising Agency, Inc.
1299A
* G. F. Smith Company Andrew Show Advertising
1294A
Hewlett-Packard Company Reese, Tomases & Ellick, Inc.
126SA
Reading, England . . . Malcolm Thiele, Technomedia Ltd., Wood Cottage, Shurlock Row, Reading, RG10 OQE. Telephone: 073-581-302
1223A
Instrumentation Laboratories Aries Advertising, Inc.
1273A
Spectrametrics, Inc S. Gunnar Myrbeck & Company, Inc.
1236A
Spex Industries Seymour Nussenbaum Commercial Art Service
1289A
* Johns-Manville Products Division . . Frye-Sills, Inc. Lab-Line Instruments, Inc McAuley Advertising, Inc.
1302A
* Arthur H. Thomas Company Harris D. McKinney, Inc.
* Laboratory Data Control Tech Communicators, Inc.
1233A
Valco Instruments Company, Inc. . . . Technical Advertising Associates
* Gow Mac Instrument Company Kenyon Hoag Associates
. ..
. 1234A-1235A
" See ad in ACS Laboratory ' ' Company
so marked has advertisement
1240A
Paris, France . . . Jack Anderson, Patrie B. Hale, Technomedia Ltd., 18 Rue Gounod, 92 Saint-Cloud, Paris. Telephone: 60224-79 Tokyo, Japan . . . Haruo Moribayashi, International Media Representatives Ltd., 1, Shibe-Kotohiracho, Minato-ku, Tokyo. Telephone: 502-0656 PRODUCTION DEPARTMENT Production Director Joseph P. Stenza Advertising Production Assistant Alice M. Hansen
Guide
in the foreign regional edition only.
ANALYTICAL CHEMISTRY, VOL. 47, NO. 14, DECEMBER 1975 ·
1305 A
