MATERIALS 1919—1964 LaMotte Chemical Chestertown, Maryland U . S . A . Specialists in C o l o r i m e t r i c Techniques Reagents—Standards—Comparatives Send f o r illustrated C o n t r o l s C a t a l o g
Dept. A C
Best for Fluoride
AMADAC-F™ Convenience-packaged mixture of lanthanum chelate of 3-aminomethy!alizarin-NN-diacetic acid, buffers and stabilizers, affords accurate, sensitive and convenient quantitative colorimetric method for fluoride. 50 g. (for 100 detns.), with bibliography and complete instructions $15
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INDEX TO ADVERTISERS IN THIS ISSUE Ace Glass, Inc 60 Heller Creative Advertising A.E.I., Ltd 117 Waddicors & Clark Wilkinson, Ltd. Wm. Ainsworth & Sons, Inc 7 Walter L. Schump Alberene Stone, A Div. of the Georgia Marble Co 113 G. M. Basford Co. Aloe Scientific, Div. of Brunswick Corp. 78 Frank Block Associates American Chemical Society 53 American Instrument Co.» Inc 91 G. Bruce West Advertising Agency, Inc. Analytical Chemistry 83 H. Reeve Angel & Co., Inc 45 Eckstein-Stone, Inc. Ans, I n c 77 Ncroni Associates Applied Physics Corp 75 Charles Bowes Advertising, Inc. Applied Science Laboratories, Inc 41 Barash Advertising Barber-Colman Co 47 E. R. Hollingsworth & Associates, Inc. Bausch & Lomb, Inc 97 Wolff Associates, Inc. Beckman Instruments, Inc Scientific-Process Div 57 Spinco Div 1 Erwin Wasey, Ruthrauff & Ryan, Inc. James G. Biddle Co 119 The Michener Company Bio-Rad Laboratories 112 Cappel, Pera & Reid, Inc. S. Blickman, I n c 30 J. M. Kesslinger & Associates Brookfield Engineering Laboratories, Inc 28 Creamer, Trowbridge & Case, Inc. Buchler Instruments, Inc 64 S el vin & Jaffe California Laboratory Equipment Co.. . 106 Reynolds and Associates Fred S. Carver, Inc 50 J. C. Bull, Inc. Chemical Materials Catalog 106 Persons Advertising, Inc. Clay-Adams 32 Cortez F. Enloe, Inc. Coleman Instruments, I n c 86-87:92B Hollander Advertising Agency Consolidated Electrodynamics C o r p . . . . 90 Hixson & Jorgensen, Inc. Corning Glass Works 98 The Rumrill Co., Inc. Crawford Fitting Co 33 Falls Advertising Co. W. H. Curtin & Co 108 Robinson-Gerrard, Inc. Custom Service Chemicals, Inc 112 Harry W . Dietert Co 109 Watkins-Rogers, Inc. Disc Instruments, Inc 114 Jay Chiat and Associates Distillation Products Industries, Div. of Eastman Kodak Co 56 The Rumrill Co., Inc.
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Eastern Industries, Div. of Laboratory for Electronics, I n c 107 Helper & Gibney, Inc. Eastman Chemical Products, Inc 10 Fred Wittner Co., Inc. Electro-Optical Instruments, Inc 20 Amsterdam Associates Engelhard Hanovia, Inc 39 Keyes, Martin & Co. Engelhard Industries, Inc., Baker Platinum Div 100 Keyes, Martin & Co.
F & M Scientific Corp 5 Richardson, Thomas & Bushman, Inc. Fisher Scientific Co 65:99:105 Fuller & Smith & Ross, Inc. General Electric Co George R. Nelson, Inc. Gilford Instrument Laboratories, I n c . . . Evans Type-Art Greiner Scientific Corp Fairfax, Inc.
22
Hamilton Co., Inc Swain/Mealer, Inc. W. A. Hammond Drierite Co The Harshaw Chemical Company Gerald K. Heller Co R & L Advertising Agency, Inc. Hevi-Duty Heating Equipment Co Klau-Van Pietersom-Dunlap, Inc. Hitachi, Ltd Dentsu Advertising Ltd. Hofman Laboratories Keyes, Martin & Co.
21
42 63
123 66 112 48 88:108 Ill
Illinois Water Treatment Co 102 Cummings, Brand, McPherson Associates, Inc. Industrial Instruments, Inc 94 Lescarboura Advertising, Inc. Infotronics Corp 29 Robinson-Gerrard, Inc. Instrumentation Laboratory, Inc 122 Pazolt & Co. Instrumentation Specialties Co 40 The Carrol Co. International Instruments, Inc 51 Thomas R. Sundheim, Inc. Isomet Corp 92C Kalmar Advertising Jarrell-Ash Co Culver Advertising, Inc. Johns-Man ville Corp Cunningham & Walsh, Inc.
72 55
Kaman Nuclear Keithley Instruments, Inc The Bayless-Kerr Co. Kensington Scientific Corp Reynolds and Associates Kewaunee Manufacturing Co Phillipps Associates, Inc. Klett Mfg. Co., Inc
96 103 106 6 117
Lab Industries 114 Aardvark Advertising Laboratory Construction Co IFC Valentine-Radford, Inc. Laboratory Equipment Corp 123 Jones & Taylor, Inc. Lindberg Engineering Co 48 Klau-Van Pietersom-Dunlap, Inc. Linde Co.. Div. of Union Carbide Corp. 98 J. M. Mathes, Inc. Loomis Engineering & Mfg. Co 64 Ralph Martin Tell Advertising Agency Mallinckrodt Chemical Works 67, 68 Buchen Advertising, Inc. Manostat Corp., A Subsidiary of Greiner Scientific Corp 73 Fairfax, Inc. Master Appliance Corp 119 Richard Allen Winter Matheson Coleman & Bell, Div. of the Matheson Co., Inc 62:104 Leonard M. Sive & Associates Mechrolab, Inc 36 Bonfield & Associates Metrimpex 82 Presto Commercial and Advertising Agency, Ltd.
VOL. 36, NO. 9, AUGUST 1964
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