carle instruments, inc. - ACS Publications - American Chemical Society


carle instruments, inc. - ACS Publications - American Chemical Societypubs.acs.org/doi/pdf/10.1021/ac60256a8771967 - ‎...

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INDEX TO ADVERTISERS IN THIS ISSUE

N E W PURGED VALVE ELIMINATES ATMOSPHERIC CONTAMINATION OF S A M P L E

Now, achieve 1 0 0 % reliabil­ ity when . .. 1. connecting a MASS SPEC­ T R O M E T E R w i t h gas chromatograph effluent 2. d e t e r m i n i n g t r a c e g a s levels in METALS 3. analyzing trace gases in BIOLOGICAL FLUIDS. Pressurized with carrier gas, the new Carle Micro Volume PURGED VALVE gives abso­ lute f r e e d o m f r o m atmos­ p h e r i c c o n t a m i n a t i o n , no matter how long the valve has been in service. Ideal to a n a l y z e s a m p l e s f r o m " h a r d " v a c u u m sys­ tems for traces of oxygen or nitrogen. Carle valves have the smallest internal volume available . . . achieve leaktight operation at continuous t e m p e r a t u r e s as h i g h as 250°C. Available in all stand­ ard Carle switching and sam­ pling valve configurations. W r i t e f o r technical details plus information on the com­ plete line of C a r l e GC-IR accessories.

C A R L E INSTRUMENTS,

INC.

532 South Rose Street Anaheim, California 92805 Phone:(714)533-4600 Circle No. 119 on Readers' Service Card

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ANALYTICAL CHEMISTRY

«PolyScience Corp * Precision Scientific Co Tri-State Advertising Co., Inc. Princeton Applied Research Corp Mort Barish Associates, Inc. «Professional Tape Co., Inc Robert Peterson Advertising Agency RCA Electronic Components & Devices Al Paul Lefton Co.

107 78 18 148 55

*E. H. Sargent & Co 68:76:131 Sidney Clayton & Associates, Inc. «Carl Schleicher & Schuell Co 30 Wildrick & Miller, Inc. «Schoeffel Instrument Co 150 Cristina Instrument Co. Schwarz BioResearch 51 Naimark and Barba, Inc. «Scientific Products, Div. of American Hospital Supply Corp 127 Alex T. Franz, Inc. «Scott Research Laboratories, Inc 141 George H. McGlaughlin «Siemens America, Inc 95 Wesley Adv., Inc. «Sigmamotor, Inc 148 Gelia and Wells, Inc. Eric Sobotka Co., Inc 33 S. M, Sachs & Associates, Inc. «Supelco, Inc 93 Barash Advertising «Techne (Princeton), Ltd 154 «Technical Equipment Co 80 Βuehen Advertising, Inc, Technicon Controls, Inc 29 Mediad, Inc. Texas Instruments, Inc 90 Robinson-Gerrard. Inc. «Texas Nuclear Corp., A Subsidiary of Nuclear-Chicago Corp 70:82:156 Sidney Clayton & Associates, Inc. «Thermolyne Corp 155 E. R. Hollingsworth & Associates «Arthur H, Thomas Co 128:129 Tokyo Shibaura Electric Co., Ltd 137 New Asia Trading News Agency «The Torsion Balance Co 100 Michel-Cather, Inc. «Tracerlab, A Div. of Laboratory for Electronics, Inc 139 Bonfield Associates, Inc. «Tracor, Inc 145 Weekley and Valenti, Inc. «TRW Instruments 46 Union Carbide Linde Fuller & SmithCorp., & Ross, Inc. Division.. 151 J. M. Mathes, Inc. «Vacuum/Atmospheres Corp 146 Farnell & Polk Adv., Inc. Vacuum Research Manufacturing Co.. . 4 J. M. Webb & Associates «Varian Aerograph formerly Wilkens Instrument & Research, Inc 61 Bob Barriskill «Varian Associates Cary Instruments Div 75:123 Jay Chiat & Associates Analytical Instrument D i v . . . . 114-115:125 Recorder Div 56-57 Hoefer, Dieterich & Brown, Inc. «The Victoreen Instrument Co 23 Palm & Patterson, Inc. «Warner-Chilcott Laboratories, Instruments Div 72 Bonfield Associates, Inc. «The Warner & Swasey Co 102 Τ aube/Viol ante, Inc. «Waters Associates, Inc OBC Studio D., Inc.

Westronics, Inc Evans, Young, Wyatt Advertising a Wilkens-Anderson Co Mandabach & Simms, Inc.

126 136

Laboratory Supply Center 158 Burdick & Jackson Laboratories Eastern Chemical Corp. GCA Corporation General Atomic Division Gollob Analytical Service, Inc. Hemco Corp., Chemical Control Systems, Inc. LaMotte Chemical Products Co. Lunex Company Microchemical Specialties Co. Petroleum Analytical Research Corp. Southwestern Analytical Chemicals

REINHOLD PUBLISHING CORPORATION A Subsidiary of Chapman-Reinhold, Inc. Advertising Management for the American Chemical Society Publications 430 Park Ave., New York, Ν. Υ. 10022 Cable Address: REINPUB NYK Thomas N. J. Koerwer Advertising Sales Director, ACS Publications Arthur P. Watts Advertising Sales Manager, AC J. Barry Stanford Assistant Advertising Sales Manager, AC SALES REPRESENTATIVES New York 10022 . . . Arthur P. Watts, J. Barry Stanford, William N. Wham, William L. Chapman, Murray Strelitz, Reinhoïd Publishing Corp., 430 Park Ave., 212-688-8600 Philadelphia 19107 . . . James A. Byrne, Reinhold Publishing Corp., 12 So. 12th St., 215-922-0346 Chicago 60603 . . . Eugene P. Eldridge, Reinhold Publishing Corp., 10 So, La Salle St., 312-726-1282 Cleveland 44114 . . . Michael Hayes, Reinhold Publishing Corp., East Ohio Bldg., 1717 East 9th St., 216-771-4011 San Francisco 94109 . . . Gerald Parsons, Reinhold Publishing Corp., 1255 Post St., 415-771-7044 Los Angeles 90045 . . . Clay S. Holdcn, Reinhold Publishing Corp., 8939 So. Sepulveda Blvd., 213-776-0552 Denver 90203 . . . Robert H. Heidersbach, Roy McDonald Associates, Inc., 846 Lincoln St.,, 303-825-3325 Houston 77006 . . . Frank N. Vickery, Roy McDonald Associates, Inc., 3130 Southwest Freeway, 713-529-6711 Tulsa 74114 . . . Max C. Nelson, Roy McDonald Associates, Inc., 570 South Harvard, 918-742-9961 Great Britain and Western Europe . . . Brayton Nichols, The American Magazine Group 44 Conduit Street, London, W. 1, England Japan . . . Bancho Koheki Co., Ltd., 8, Shinano-machi, Shinjuku-ku, Tokyo, Japan PRODUCTION DEPARTMENT Alfred E. Gall Advertising Production Director, ACS Publications Anne Forrest Advertising Production Manager, Analytical Chemistry

*See ad in ACS Laboratory Guide