Clinical Instrumentation


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Clinical Instrumentation Instruments used primarily by clinical labs. Each product followed by an alphabetical list of manufacturers or suppliers. Listings of this section begin on page 265

Clinical Instrumentation

ANALYZERS, CLINICAL

blood

amino acid

American Instrument Co. American Monitor Corp. Beckman Instruments, Inc. Clay Adams Electro-Nucleonics, Inc. Engineered Materials Environmental Sciences Associates, Inc. Fiske Associates, Inc. Harleco Honeywell Test Instruments Div. Instrumentation Laboratory Inc. Johnston Laboratories, Inc. The London Co. Photronic, Inc. Professional Tape Co., Inc. Sanda, Inc. Scientific Products Technicon Instruments Corp.

American Instrument Co. Beckman Instruments, Inc. Bio-Cal Instrument Co. Durrum Instrument Corp. Eastman Kodak Co. Electro-Nucleonics, Inc. Carlo Erba S.p.A. Evans Electroselenium, Ltd. JEOL U.S.A., Inc. Perkin-Elmer Corp. RePPDiv.The VirTisCo. Sanda, Inc. Schoeffel Instrument Corp. Technicon Instruments Corp. Tech/Ops Instruments Tracor, Inc. Utopia Instrument Co.

blood, pH automatic, clinical American Instrument Co. American Monitor Corp. Ames Co. Atago Optical Works Co., Ltd. Bausch & Lomb, Inc., Analytical Systems Div. Beckman Instruments, Inc. Calbiochem Clay Adams E. I. du Pont de Nemours & Co., Inc. Electro-Nucleonics, Inc. Evans Electroselenium, Ltd. Evans International, Inc. Farrand Optical Co., Inc. Fiske Associates, Inc. Gam Rad, Inc. Harleco Honeywell Test Instruments Div. Instrumentation Laboratory Inc. International Biophysics Corp. Johnston Laboratories, Inc. Joyce, Loebl & Co. Koslow Scientific Co. LKB Instruments, Inc. The London Co. Medical Laboratory Automation, Inc. Perkin-Elmer Corp. Phy-Lab Precision Systems, Inc. Pye Unicam Ltd. RHO Scientific, Inc. Rockland Instrument Corp. Sanda, Inc. Scientific Industries, Inc. Scientific Products Technicon Instruments Corp. Thompson-Packard, Inc.

automatic, micro American Instrument Co. American Monitor Corp. Beckman Instruments, Inc. Clay Adams Electro-Nucleonics, Inc. Fiske Associates, Inc. High Accuracy Products Corp. Instrumentation Laboratory Inc. Koslow Scientific Co. LeMont Scientific, Inc. The London Co. Myron LCo. Perkin-Elmer Corp. Precision Systems, Inc. Pye Unicam Ltd. Rockland Instrument Corp. Royco Instruments, Inc. Sanda, Inc. Scientific Industries, Inc. Technicon Instruments Corp. Tech/Ops Instruments Teledyne Analytical Instruments Arthur H. Thomas Co.

LABORATORY GUIDE

Beckman Instruments, Inc. The Bendix Corp., Scientific Instruments & Equipment Div. Brinkmann Instruments, Inc. Corning Glass Works (N.Y.) Corning Glass Works (Mass.) Curtin Scientific Co. Carlo Erba S.p.A. Evans Electroselenium, Ltd. Fisher Scientific Co. Instrumentation Laboratory Inc. International Biophysics Corp. Leeds & Northrup Co. The London Co. Markson Science Supply Phy-Lab Picker Medical Products Professional Tape Co., Inc. Pye Unicam Ltd. Transidyne General Corp. Veriflo Corp.

blood gas Abcor, Inc. Beckman Instruments, Inc. Bico, Inc. Bowers Instrument Co. Carle Instruments, Inc. Chemtronics, Inc. Corning Glass Works (N.Y.) Corning Glass Works (Mass.) Curtin Scientific Co. DOHRMANN Div. Envirotech Corp. Carlo Erba S.p.A. Fisher Scientific Co. A. Gallenkamp and Co. Ltd. Greiner Scientific Corp. Harleco Honeywell Test Instruments Div. Instrumentation Laboratory Inc. International Biophysics Corp. Interscience The London Co. Philips Electronic Instruments Phy-Lab Picker Corp. Rockland Instrument Corp. Schoeffel Instrument Corp. Scientific Industries, Inc. Scientific Research Instruments Corp. Shimadzu Seisakusho, Ltd. Technicon Instruments Corp. Arthur H. Thomas Co. UTI Vacumetrics, Inc. Waters Instruments, Inc.

blood gas, micro Beckman Instruments, Inc. G. F. Bush Associates Chemtronics, Inc. Corning Glass Works (Mass.) Curtin Scientific Co. DOHRMANN Div. Envirotech Corp. Fisher Scientific Co.

Greiner Scientific Corp. Instrumentation Laboratory Inc. Interscience Kontes The London Co. Owens-Illinois, Inc. Philips Electronic Instruments Phy-Lab Picker Corp. Scientific Industries, Inc. Technicon Instruments Corp. Arthur H. Thomas Co. Transidyne General Corp.

blood gas, Van Slyke Beckman Instruments, Inc. Bico, Inc. Chatas Glass Co. Corning Glass Works (N.Y.) Curtin Scientific Co. Carlo Erba S.p.A. Fisher Scientific Co. A. Gallenkamp and Co. Ltd. Greiner Scientific Corp. Kontes Kontes/Martin, Inc. Lab Glass, Inc. Mercer Glass Works, Inc. Phy-Lab Rockland Instrument Corp. Sargent-Welch Scientific Co. Scientific Glass Blowing Co., Inc. Arthur H. Thomas Co. West-Glass & Quartz Corp.

chromatographic fraction Analytical Instrument Development, Inc. Beckman Instruments, Inc. Brinkmann Instruments, Inc. Buchler Instruments Div. Chemical Data Systems, Inc. Chromatronix, Inc. Clifford Instruments, Inc. Controlled Atmosphere, Inc. DEVCO Engineering, Inc. DOHRMANN Div. Envirotech Corp. E. I. du Pont de Nemours & Co., Inc. Carlo Erba S.p.A. Gilson Medical Electronics, Inc. Hamilton Co. Joyce, Loebl & Co. Laboratory Data Control LKB Instruments, Inc. Microbeads Mine Safety Appliances Co. Nester/Faust Mfg. Corp. Nuclide Corp. Packard Instrument Co., Inc. Perkin-Elmer Corp. Phase Separations Ltd. Philips Electronic Instruments Phy-Lab Process Analyzers, Inc. (Tex.) Pye Unicam Ltd. Rockland Instrument Corp. Schoeffel Instrument Corp. Shimadzu Seisakusho, Ltd. Silimet Industries, Inc. Technicon Instruments Corp. Tech/Ops Instruments Thermco Instrument Corp. Tracor, Inc. Waters Associates Inc. Wilks Scientific Corp.

coagulation Medical Laboratory Automation, Inc. Phy-Lab Sherwood Medical Industries, Inc. Technicon Instruments Corp.

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Carle Instruments, Inc. Farrand Optical Co., Inc. Finnigan Corp. Quantum Industries Schoeffel Instrument Corp. Scientific Products Scientific Research Instruments Corp. Technicon Instruments Corp.

electrolytic Beckman Instruments, Inc. Bico, Inc. Chemtrix, Inc. Chromatronix, Inc. Eberbach Corp. Carlo Erba S.p.A. The Hays Corp. Intertech Corp. Koslow Scientific Co. Laboratory Data Control Luft Instruments, Inc. Manufacturers Engineering & Equipment Corp. Molectrics, Inc. M-T Electronics, Inc. Prolabo Sargent-Welch Scientific Co. SpectraMetrics, Inc. Technicon Instruments Corp. Teledyne Analytical Instruments Thermco Instrument Corp. Tracor, Inc.

enzyme American Monitor Corp. Beckman Instruments, Inc. Clifford Instruments, Inc. Coleman Instruments Electro-Nucleonics, Inc. Farrand Optical Co., Inc. Gilford Instrument Labs., Inc. Honeywell Test Instruments Div. Instrumentation Laboratory Inc. Joyce, Loebl & Co. E. Leitz, Inc. LKB Instruments, Inc. Nuclear Medical Systems, Inc. Philips Electronic Instruments Photovolt Corp. Rank Precision Industries, Inc. Schoeffel Instrument Corp. Technicon Instruments Corp.

glucose American Monitor Corp. Ames Co. Beckman Instruments, Inc. Clay Adams Electro-Nucleonics, Inc. Harleco Honeywell Test Instruments Div. E. Leitz, Inc. LKB Instruments, Inc. Philips Electronic Instruments Phy-Lab Sanda, Inc. Schoeffel Instrument Corp. Technicon Instruments Corp.

hemotology Clay Adams Engineered Materials Instrumentation Laboratory Inc. E. Leitz, Inc. Medical Laboratory Automation, Inc. Phy-Lab Schoeffel Instrument Corp. Scientific Products Technicon Instruments Corp.

drug kinetic enzyme The Bendix Corp., Process Instruments Div. Brinkmann Instruments, Inc.

Bausch & Lomb, Inc., Analytical Systems Div.

AUGUST 1972 265 LG

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Analyzers, Clinical, kinetic enzyme Cells, absorption

Beckman Instruments, Inc. Clifford Instruments, Inc. Coleman Instruments Durrum Instrument Corp. Electro-Nucleonics, Inc. Farrand Optical Co., Inc. Gilford Instrument Labs., Inc. Harleco Honeywell Test Instruments Div. Joyce, Loebl & Co. LKB Instruments, Inc. Philips Electronic Instruments Photovolt Corp. Rank Precision Industries, Inc. Schoeffel Instrument Corp.

protein

4

Beckman Instruments, Inc. The Bendix Corp., Scientific Instruments & Equipment Div. Bio-Cal Instrument Co. Chromatronix, Inc. Clay Adams Clifford Instruments, Inc. Electro-Nucleonics, Inc. Carlo Erba S.p.A. Gelman Instrument Co. Gilford Instrument Labs., Inc. Golden Instruments, Inc. Harleco Hyland Instrumentation Laboratory Inc. Kaman Sciences Corp. E. Leitz, Inc. LKB Instruments, Inc. Milton Roy Co. National Instrument Co., Inc. Nuclear Medical Systems, Inc. Perkin-Elmer Corp. Philips Electronic Instruments Phy-Lab Sanda, Inc. Schoeffel Instrument Corp. Schwarz/Mann Technicon Instruments Corp. Tech/Ops Instruments Transidyne General Corp. G. K. Turner Associates Varian Aerograph

ASHERS, low temperature — see Section 3 ATOMIC ABSORPTION EQUIPMENT — s e e Section 3 ATOMIC FLUORESCENCE SpectraMetrics, Inc. Technicon Instruments Corp.

AUTOCLAVES AND ACCESSORIES — s e e Section 3 BALANCES, WEIGHTS AND ACCESSORIES — s e e Section 3 BAROMETERS — see Section

BATHS, CLINICAL constant temperature, water Airflow Developments (Canada). Ltd. Allied Engineering & Production Corp. American Instrument Co. American Optical Corp., Scientific Instrument Div. Apex Scientific Co. Atago Optical Works Co., Ltd. Bayley Instrument Co. Beckman Instruments, Inc. Bench Scale Equipment Co. Bico, Inc. Blue M Electric Co. Wm. Boekel & Co., Inc. C. W. Brabender Instruments, Inc. Brinkmann Instruments, Inc. Bronwill Scientific, Inc. Brookfield Engineering Labs., Inc.

266 LG AUGUST 1972

Brooklyn Thermometer Co., Inc. Cambridge Thermionic Corp. Cannon Instrument Co. Central Scientific Co. Clay Adams Custom Scientific Instruments, Inc. Cybertek, Inc. Dynalab Corp. Electrothermal Ltd. Carlo Erba S.p.A. Fisher Scientific Co. Forma Scientific, Inc. A. Gallenkamp and Co. Ltd. Gardner Laboratory, Inc. Gilson Medical Electronics, Inc. Greiner Scientific Corp. Gruenberg Electric Co., Inc. Haake Instruments, Inc. Hallikainen Heinicke Instruments Co. Hotpack Corp. Hydor Therme Corp. Instrumentation Laboratory Inc. Interscience Japan Spectroscopic Co., Ltd. Jersey Technical Consultants Wm. B. Johnson & Associates, Inc. Jouan Quetin Kahl Scientific Instrument Corp. Kensington Scientific Corp. Koehler Instrument Co., Inc. Lab-Line Instruments, Inc Labtronics LaPine Scientific Co. Leeds & Northrup Co. LKB Instruments, Inc. The London Co. Matheson Scientific Neslab Instruments, Inc. Phase Separations Ltd. Phipps& Bird, Inc. Photronic, Inc. Phy-Lab PolyScience Corp. Precision Scientific Co. Procedyne Corp. Prolabo Research Appliance Co. RHO Scientific, Inc. Rosemount Engineering Co. Sanda, Inc. Sargent-Welch Scientific Co. Scientific Development Co. Scientific Manufacturing Industries Scientific Products Shimadzu Seisakusho, Ltd. Sierra Technology Techne Incorporated Tenney Engineering, Inc. Testing Machines, Inc. Thermo-Electric Co. Thermolyne Corp. Thermovac Industries Corp. Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. Transidyne General Corp. Tronac, Inc. United Technical Corp. Valentine Instrument Co. Varian Aerograph Victory Engineering Corp. The VirTis Co., Inc. VWR Scientific WeatherMeasure Corp. Wilkens-Anderson Co.

general purpose Airflow Developments (Canada), Ltd. American Instrument Co. American Optical Corp., Scientific Instrument Div. Bayley Instrument Co. Bench Scale Equipment Co. Blue M Electric Co. Wm. Boekel &Co., Inc. C. W. Brabender instruments, Inc. Brookfield Engineering Labs., Inc. Cambridge Thermionic Corp. Cannon Instrument Co. Cincinnati Sub-Zero Products, Inc. Clay Adams Dynalab Corp. Electrothermal Ltd. Carlo Erba S.p.A. Fisher Scientific Co. Forma Scientific, Inc. A. Gallenkamp and Co. Ltd. Gilson Medical Electronics, Inc. Haake Instruments, Inc. Hallikainen Heinicke Instruments Co. Hotpack Corp. Hydor Therme Corp. Jersey Technical Consultants Koehler Instrument Co.. Inc. Lab Glass, Inc. Lab-Line Instruments, Inc Labtronics The London Co.

Neslab Instruments, Inc. Phase Separations Ltd. Photronic, Inc. Phy-Lab PolyScience Corp. Precision Scientific Co. Procedyne Corp. Charles Ross and Son Co. Sargent-Welch Scientific Co. Scientific Development Co. Scientific Products Shimadzu Seisakusho, Ltd. Techne Incorporated Tenney Engineering, Inc. Testing Machines, Inc. Thermolyne Corp. Thermovac Industries Corp. Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. United Technical Corp.

BLENDERS — see Section 3 BLOOD GAS ANALYZERS — see analyzers, blood gas BLOOD TESTING EQUIPMENT American Optical Corp., Scientific Instrument Div. Ames Co. Atago Optical Works Co., Ltd. Beckman Instruments, Inc. Biolar Corp. BioQuest Brinkmann Instruments, Inc. Brookfield Engineering Labs., Inc. Burton G. F. Bush Associates Cambridge Thermionic Corp. Chatas Glass Co. Chemtronics, Inc. Clay Adams Corning Glass Works (Mass.) Coulter Electronics Industrial Div. Curtin Scientific Co. Eberline Instrument Corp. Engineered Materials Environmental Sciences Associates, Inc. Carlo Erba S.p.A. Evans Electroselenium, Ltd. Fisher Scientific Co. A. Gallenkamp and Co. Ltd. Gam Rad, Inc. Gelman Instrument Co. Hyland The Industrial & Scientific Instrument Co. Instrumentation Laboratory Inc. International Applied Science Labs., Inc. International Biophysics Corp. Johnston Laboratories, Inc. Joyce, Loebl & Co. Kaltec Scientific Instrument, Inc. Klett Manufacturing Co., Inc. Kontes/Martin, Inc. Labconco Corp. Lab Glass, Inc. Labindustries Lab-Items Associates Laboratory Data Control LaMotte Chemical Products Co. Leeds & Northrup Co. The London Co. Medical Laboratory Automation, Inc. Mercer Glass Works, Inc. Microscale, Ltd. MISCO Scientific Nucleonic Corp. of America Orion Research Inc. ORTEC Incorporated Owens-Illinois, Inc. Oxford Laboratories Particle Data, Inc. Peel-A-Way Scientific Perkin-Elmer Corp. Philips Electronic Instruments Photronic, Inc. Phy-Lab Picker Corp. Picker Medical Products Polyfoam Packers Corp. Precision Systems, Inc. Quickfit Rockland Instrument Corp. Scientific Industries, Inc. Scientific Products SEARLE/BMI Sherwood Medical Industries, Inc. Ivan Son/all, Inc. Spectrogram Corp. Technicon Instruments Corp. Tech/Ops Instruments Arthur H. Thomas Co. Transidyne General Corp.

Waters Instruments, Inc. Yellow Springs Instrument Co., Inc.

BOTTLES — see Section 3 BURETS AND ACCESSORIES Section 3

• see

CALIBRATION SERVICES see also Section 3 American Ultraviolet Co. Fiske Associates, Inc. Honeywell Test Instruments Div. Lake Shore Cryotronics, Inc. Leeds & Northrup Co. MISCO Scientific Silimet Industries, Inc. Sunshine Scientific

CELL FRACTIONATORS, biological Abcor, Inc. American Instrument Co. Brinkmann Instruments, Inc. Bronwill Scientific, Inc. Heat Systems-Ultrasonics, Inc. Kontes Parr Instrument Co. Raytheon Co., Production Equipment Dept. RHO Scientific, Inc. Silimet Industries, Inc. Ivan Sorvall, Inc. Thermal American Fused Quartz Co. West-Glass & Quartz Corp.

CELLS - see also Section 3 absorption Ace Scientific Supply Co., Inc. American Instrument Co. Amersil, Inc. A.R.F. Products, Inc. Barnes Engineering Co. Beckman Instruments, Inc. Brinkmann Instruments, Inc. Cary Instruments Coleman Instruments Cosmos Scientific Co. Dell Optics Co., Inc. F& J Scientific Fischer & Porter Co. Fisher Scientific Co. The Harshaw Chemical Co. R. J. Harvey Instrument Corp. Heat Systems-Ultrasonics, Inc. Hellma Cells, Inc. Hughes Aircraft Co. International Crystal Laboratories Janos Optical Corp. Japan Spectroscopic Co., Ltd. Klett Manufacturing Co., Inc. Klinger Scientific Apparatus Corp. Kontes E. Leitz, Inc. Lightpath Cells, Inc. LKB Instruments, Inc. Luminon, Inc. Markson Science Supply MISCO Scientific Monitor Technology, Inc. Nester/Faust Mfg. Corp. Optical Cell Co., Inc. Perkin-Elmer Corp. Perkin-Elmer, Ltd. Philips Electronic Instruments Photovolt Corp. Photronic, Inc. Phy-Lab Precision Cells, Inc. Pyrocell Manufacturing Co., Inc. Quaracell Products, Inc. Rank Precision Industries Rank Precision Industries, Inc. RHO Scientific, Inc. Scientific Cell Co., Inc. Scientific Glass Blowing Co., Inc. Scientific Services Co. Shimadzu Seisakusho, Ltd. Silimet Industries, Inc. Smyth Precision Glass Mfg. Co. Thermal American Fused Quartz Co. Arthur H. Thomas Co. U. S. Philips Corp. Utopia Instrument Co. Varian Instrument Div. Wilks Scientific Corp.

LABORATORY GUIDE

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Cells, absorption Counters, blood cell

Worden Quartz Products Carl Zeiss, Inc.

colorimeter

4

Ace Scientific Supply Co., Inc. American Instrument Co. Beckman Instruments, Inc. Betz Laboratories, Inc. Brinkmann Instruments, Inc. Calbiochem Colemarl Instruments Curtin Scientific Co. Delta Scientific Corp. Diano Corp. Carlo Erba S.p.A. Evans Electroselenium, Ltd. Fischer & Porter Co. Fisher Scientific Co. Heat Systems-Ultrasonics, Inc. Hellige, Inc. Hellma Cells, Inc. Joyce, Loebl & Co. Klett Manufacturing Co., Inc. Klinger Scientific Apparatus Corp. Kollmorgen Corp., Color Systems Div. Kontes E. Leitz, Inc. Lightpath Cells, Inc. Luminon, Inc. Manufacturers Engineering & Equipment Corp. Markson Science Supply Optical Cell Co., Inc. Philips Electronic Instruments Photovolt Corp. Photronic, Inc. Phy-Lab Precision Cells, Inc. Pye Unicam Ltd. Pyrocell Manufacturing Co., Inc. Quaracell Products, Inc. Rank Precision Industries RePPDiv. The VirTis Co. RHO Scientific, Inc. SAS Scientific Chemicals, Ltd. Scientific Cell Co., Inc. Scientific Glass Blowing Co., Inc. Silimet Industries, Inc. Smyth Precision Glass Mfg. Co. Technicon Instruments Corp. Tech/Ops Instruments Arthur H. Thomas Co. West-Glass & Quartz Corp.

dialysis Amicon Corp. Electrothermal Ltd. Carlo Erba S.p.A. Fisher Scientific Co. Gelman Instrument Co. Ionics, Inc. Kontron, Inc. The Lab Apparatus Co. Milton Roy Co. National Instrument Laboratories, Inc. Phy-Lab H. O. Post Scientific Instrument Co., Inc. Resource Control, Inc. Rockland Instrument Corp. Schleicher & Schuell, Inc. Shandon Southern Instruments, Inc. Technilab Instruments, Inc. Arthur H. Thomas Co.

electrophoresis Beckman Instruments, Inc. Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Camag, Inc. Canalco, Inc. Colab Labs., Inc. E-C Apparatus Carlo Erba S.p.A. Gelman Instrument Co. Gilford Instrument Labs., Inc. Helena Laboratories Hellma Cells, Inc. Hyland Joyce, Loebl & Co. Kontes Kontes/Martin. Inc. Lightpath Cells, Inc. Millipore Corp. MISCO Scientific National Instrument Laboratories, Inc. ORTEC Incorporated Philips Electronic Instruments Photovolt Corp. Polysciences, Inc. Precision Cells, Inc. Resource Control, Inc. RHO Scientific, Inc. Savant Instruments, Inc.

268 LG AUGUST 1972

Scientific Cell Co., Inc. Shandon Southern Instruments, Inc. Shimadzu Seisakusho, Ltd. Arthur H. Thomas Co. G. K. Turner Associates West-Glass & Quartz Corp.

flow through Ace Scientific Supply Co., Inc. American Instrument Co. Amersil, Inc. Aquatronics, Inc. Balsbaugh Laboratories, Inc. Beckman Instruments, Inc. Blue White Industries Brinkmann Instruments, Inc. Calbiochem Coleman Instruments Cosmos Scientific Co. Carlo Erba S.p.A. Farrand Optical Co., Inc. Fisher Scientific Co. Gilford Instrument Labs., Inc. Heat Systems-Ultrasonics, Inc. Hellma Cells, Inc. Instrumentation Specialities Co. International Crystal Laboratories Ion Exchange Products, Inc. Japan Spectroscopic Co., Ltd. Kahl Scientific Instrument Corp. The Lab Apparatus Co. Lab-Line Instruments, Inc E. Leitz, Inc. Lightpath Cells, inc. LKB Instruments, Inc. The London Co. Luminon, Inc. Markson Science Supply MISCO Scientific Myron L Co. Nester/Faust Mfg. Corp. Nuclear-Chicago Optical Cell Co., Inc. Packard Instrument Co., Inc. Perkin-Elmer Corp. Philips Electronic Instruments Photovolt Corp. Phy-Lab Precision Cells, Inc. Pye Unicam Ltd. Pyrocell Manufacturing Co., Inc. Quaracell Products, Inc. Resource Control, Inc. RHO Scientific, Inc. Scientific Cell Co., Inc. Smyth Precision Glass Mfg. Co. Tech/Ops Instruments Arthur H. Thomas Co. Utopia Instrument Co. Wayne Kerr Co. West-Glass & Quartz Corp. Wilks Scientific Corp. Carl Zeiss, Inc. Zumro Inc.

fluorescence American Instrument Co. Amersil, Inc. Beckman Instruments, Inc. Camag, Inc. Coleman Instruments Cosmos Scientific Co. Farrand Optical Co., Inc. The Harshaw Chemical Co. International Crystal Laboratories Lightpath Cells, Inc. Luminon, Inc. Markson Science Supply Optical Cell Co., Inc. Perkin-Elmer Corp. Philips Electronic Instruments Photovolt Corp. Precision Ceils, Inc. Pyrocell Manufacturing Co., Inc. Quaracell Products, Inc. RHO Scientific, Inc. Rockland Instrument Corp. Scientific Cell Co., Inc. Scientific Services Co. Shimadzu Seisakusho, Ltd. Silimet Industries, Inc. Smyth Precision Glass Mfg. Co. Tern-Press Research Div. Thermal American Fused Quartz Co. Arthur H. Thomas Co. G. K. Turner Associates Carl Zeiss, Inc. Zumro Inc.

micro Ace Scientific Supply Co., Inc. American Instrument Co. Barnes Engineering Co. Beckman Instruments. Inc.

Brinkmann Instruments, Inc. Carle Instruments, Inc. Coleman Instruments Cosmos Scientific Co. Farrand Optical Co., Inc. Fisher Scientific Co. Gow-Mac Instrument Co. Heat Systems-Ultrasonics, Inc. Hellma Cells, Inc.

CHROMATOGRAPHY, COLUMN, GAS, LIQUID, LIQUID-LIQUID, PAPER, THIN LAYER—see Section 3

E. Leitz, Inc. Lightpath Cells, Inc. Luminon, Inc. Markson Science Supply MISCO Scientific Myron L Co. Optical Cell Cp., Inc. Perkin-Elmer Corp. Philips Electronic Instruments Photovolt Corp. Phy-Lab Precision Cells, Inc. Pyrocell Manufacturing Co., Inc. Quaracell Products, Inc. RHO Scientific, Inc. Scientific Cell Co., Inc. Shimadzu Seisakusho, Ltd. Silimet Industries, Inc. Smyth Precision Glass Mfg. Co. Technilab Instruments, Inc. Arthur H. Thomas Co. West-Glass & Quartz Corp. Wilks Scientific Corp. Carl Zeiss, Inc. Zumro Inc.

CLINICAL LABORATORY SYSTEMS — see computer analytical systems

Kontes

CENTRIFUGES & ACCESSORIES general purpose Allied Engineering & Production Corp. Beckman Instruments, Inc. Bico, Inc. Wm. Boekel & Co., Inc. Chemapec, Inc. Clay Adams Curtin Scientific Co. Damon/IEC Div. The De Laval Separator Co. Dynalab Corp. Fisher Scientific Co. A. Gallenkamp and Co. Ltd. Hamilton Bell Co., Inc. Hruden Laboratory Products The Industrial & Scientific Instrument Co. Jouan Quetin Kern Chemical Corp. Lab-Line Instruments, Inc LaPine Scientific Co. Pennwalt Corp. Perry Products Co. Phillips-Drucker Phy-Lab Precision Scientific Co. Radiation Facilities, Inc. Rohe Scientific Corp. Sargent-Welch Scientific Co. Schaevitz Engineering SEARLE/BMl Ivan Sorvall, Inc. Tech/Ops Instruments Teknika, Inc. Testing Machines, Inc. Arthur H. Thomas Co. Vernitron Medical Products, Inc. VWR Scientific

microchemical Beckman Instruments, Inc. Bio-Rad Laboratories Brinkmann Instruments, Inc. Calbiochem Chromatec, Inc. Clay Adams Damon/IEC Div. Fisher Scientific Co. Hruden Laboratory Products Kensington Scientific Corp. Kern Chemical Corp. Lab-Line Instruments, inc MISCO Scientific Phillips-Drucker Phy-Lab Precision Scientific Co. Rohe Scientific Corp. Sargent-Welch Scientific Co. Schuco Scientific Manufacturing Industries Scientific Products Shandon Southern Instruments, Inc. Arthur H. Thomas Co. Vernitron Medical Products, inc.

CLINICAL REAGENTS — see Section 5 COLORIMETERS — see spectrometers COMPUTER ANALYTICAL SYSTEMS American Monitor Corp. AutoLab Berkeley Scientific Labs.. Inc. Control Equipment Corp. Electro-Nucleonics, Inc. EMR Computer Gould, Inc., Instrument Systems Div. Helena Laboratories LKB Instruments, Inc. Non-Linear Systems, Inc. Nuclear-Chicago Pye Unicam Ltd. System Industries

COMPUTERS AND ACCESSORIES - see also Section 3 histogram Berkeley Scientific Labs., Inc. Intertechnique Instruments, Inc. Nicolet Instrument Corp. Technical Instruments

COULOMETERS Antek Instruments, Inc. Brinkmann Instruments, Inc. Chemtrix, Inc. DOHRMANN Div. Envirotech Corp. Indiana Instrument & Chemical Corp. Keithley Instruments, Inc. Koslow Scientific Co. Leeds & Northrup Co. McKee-Pedersen Instruments Modern Controls, Inc. M-T Electronics, Inc. Arthur H. Thomas Co. Vari-Tech Co.

COUNTERS bacteriological American Instrument Co. American Optical Corp., Scientific Instrument Div. Atago Optical Works Co., Ltd. Central Scientific Co. Colab Labs., Inc. Coulter Electronics Industrial Div. E. I. du Pont de Nemours & Co,, Inc. Fisher Scientific Co. A. Gallenkamp and Co. Ltd. Hellige, Inc. High Accuracy Products Corp. Image Analysing Computers, Inc. Imanco-Metals Research Johnston Laboratories, Inc. Lab-Line Instruments, Inc National Instrument Laboratories, Inc. Particle Data, Inc. Phy-Lab Royco Instruments. Inc. Arthur H. Thomas Co. Veeder-Root

blood cell Biolar Corp. Clay Adams High Accuracy Products Corp.

LABORATORY GUIDE

Counters, blood cell Electrophoresis, starch Beckman Instruments, Inc. Brinkmann Instruments, Inc. Canalco, Inc. Instrumentation Laboratory Inc. Labindustries Linbro Chemical Co., Inc, Micromedic Systems, Inc. MISCO Scientific Phy-Lab Rockland Instrument Corp. Scientific Products United Technical Corp.

Image Analysing Computers, Inc. Phy-Lab Scientific Products Technicon Instruments Corp.

colony American Instrument Co. Image Analysing Computers, Inc. Klett Manufacturing Co., Inc. Lab-Line Instruments, Inc New Brunswick Scientific Co., Inc. Phy-Lab

DISINTEGRATORS, biological cells

particle

American Instrument Co. Artek Systems Corp. Blackstone Ultrasonics, Inc. Brinkmann Instruments, Inc. Bronwill Scientific, Inc. Fisher Scientific Co. Forest Scientific, Inc. Heat Systems-Ultrasonics, Inc. Lab-Items Associates Phy-Lab Raytheon Co., Production Equipment Dept. Rockland Instrument Corp. Ivan Sorvall, Inc.. Arthur H. Thomas Co. Ultrasonic Instruments International Ltd. Vernitron Medical Products, Inc. The VirTisCo., Inc.

American Insirument Co. The Baker Co., Inc. The Bendix Corp., Scientific Instruments & Equipment Div. Climet Instruments Co. Coulter Electronics Industrial Div. Dynasciences Corp. EG&G, Inc., Technical Products Group Fisher Scientific Co. General Electric Co. Geoscience Instruments Corp. The Harshaw Chemical Co. High Accuracy Products Corp. Image Analysing Computers, Inc. Imanco-Metals Research Micromeritics Inetrument Corp. Milletron, Inc. Millipore Corp. Nuclear-Chicago Nuclear Diodes, Inc. ORTEC Incorporated Particle Data, Inc. Phy-Lab Quantachrome Corp. Research Appliance Co. Royco Instruments, Inc. Schoeffel Instrument Corp. Scientific Products Ivan Sorvall, Inc. Technicon Instruments Corp. Tech/Ops Instruments Thermo-Systems, Inc. Veeder-Root WeatherMeasure Corp. Carl Zeiss, Inc.

ELECTRODES, pH - see Section 3 ELECTRODES, specific ion

radiation - see radiation equipment CRYOGENIC EQUIPMENT see Section 3

-

Beckman Instruments, Inc. Betz Laboratories, Inc. Brinkmann Instruments, Inc. Coleman Instruments Corning Glass Works (N.Y.) Corning Glass Works (Mass.) Fisher Scientific Co. The Foxboro Co. Kent Instrument Corp. Kernco Instruments Co. Leeds & Northrup Co. The London Co. Materials Research Corp. National Instrument Laboratories, Inc. Orion Research Inc. Photovolt Corp. Pye Unicam Ltd. Royco Instruments, Inc. Arthur H. Thomas Co. Universal Interloc, Inc. WeatherMeasure Corp.

DATA STORAGE AND READOUT EQUIPMENT — ELECTRODIALYZERS see computers DENSITOMETERS - see also Section 3 osteodensitometers Joyce, Loebl & Co. Monsanto Co.

BDH Chemicals Canalco, Inc. Gelman Instrument Co. Ionics, Inc. Shandon Southern Instruments, Inc. Technilab Instruments, Inc. Arthur H. Thomas Co.

ELECTROPHORESIS, cellulose

DIAGNOSTIC KITS American Monitor Corp. Beckman instruments, Inc. BioQuest Bio-Rad Laboratories Brinkmann Instruments, Inc. Clay Adams Difco Laboratories Dow Diagnostics Eastman Kodak Co., Eastman Organic Chemicals LaMotte Chemical Products Co. Microbiological Research Corp. Nuclear Medical Systems, Inc. Photovolt Corp. Pierce Chemical Co. Schwarz/Mann Scientific Products Spectrum Medical Industries, Inc. Technicraft International, Inc. Worthington Biochemical Corp.

DILUTERS, automatic — see also Section 3

LABORATORY

GUIDE

American Instrument Co. BDH Chemicals Beckman Instruments, Inc. Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Canalco, Inc. Colab Labs., Inc. E-C Apparatus Evans Electroselenium, Ltd. Evans International, Inc. Fisher Scientific Co. Flow Labs., Inc. Gelman Instrument Co. Instrumentation Specialities Co. Joyce, Loebl & Co. Kontes Kontes/Martin, Inc. LKB Instruments, Inc. Millipore Corp. National Instrument Laboratories, Inc. Phiiips Electronic Instruments Photovolt Corp. Photronic, Inc. Phy-Lab Quantum Industries H. Reeve Angel & Co., Inc. Savant Instruments, Inc. Schleicher & Schuell, Inc.

Shandon Southern Instruments, Inc. Shimadzu Seisakusho, Ltd. Tech/Ops Instruments Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd.

ELECTROPHORESIS CELLS — see cells, electrophoresis

4

Instrumentation Specialities Co. Millipore Corp. National Instrument Laboratories, Inc. H. Reeve Angel & Co., Inc. Savant Instruments, Inc. Schleicher & Schuell, Inc. Shandon Southern Instruments, Inc. Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. G. K. Turner Associates

ELECTROPHORESIS, liquid

electrophoresis, high voltage

American Instrument Co. Beckman Instruments, Inc. Bellco Glass, Inc. Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Evans Electroselenium, Ltd. Fisher Scientific Co. Glenco Scientific, Inc. Instrumentation Specialities Co. Kontes Kontes/Martin, Inc. LKB Instruments, Inc. Micromeritics Instrument Corp. MISCO Scientific Phy-Lab Shimadzu Seisakusho, Ltd. Toyo Kagaku Sangyo Co. Ltd.

Beckman Instruments, Inc. Brinkmann Instruments, Inc. Camag, Inc. E-C Apparatus Gelman Instrument Co. Gilson Medical Electronics, Inc. Helena Laboratories Klett Manufacturing Co., Inc. MISCO Scientific H. Reeve Angel & Co., Inc. Resource Control, Inc. Savant Instruments, Inc. Scientific Industries, Inc. Shandon Southern Instruments, Inc. Spellman High-Voltage Electronics Corp. Toyo Kagaku Sangyo Co. Ltd.

ELECTROPHORESIS, PAPER electrophoresis densitometers Beckman Instruments, Inc. Canalco, Inc. Clifford Instruments, Inc. Controlled Atmosphere, Inc. E-C Apparatus Electro-Nucleonics, Inc. Carlo Erba S.p.A. Farrand Optical Co., Inc. Fisher Scientific Co. Gelman Instrument Co. Gilford Instrument Labs., Inc. Helena Laboratories Joyce, Loebl & Co. Macbeth Corp. Millipore Corp. Photovolt Corp. Schoeffel Instrument Corp. Shimadzu Seisakusho, Ltd. Tech/Ops Instruments Toyo Kagaku Sangyo Co. Ltd. Transidyne General Corp. Carl Zeiss, Inc.

electrophoresis, continuous flowing Beckman Instruments, Inc. Brinkmann Instruments, Inc. Buchler Instruments Div. Canalco, Inc. Controlled Atmosphere, Inc. MISCO Scientific H. Reeve Angel & Co., Inc. Resource Control, Inc. Shandon Southern Instruments, Inc. Toyo Kagaku Sangyo Co. Ltd;

electrophoresis, density gradient Bellco Glass, Inc. E-C Apparatus Gilford Instrument Labs., Inc. Instrumentation Specialities Co. LKB Instruments, Inc. Toyo Kagaku Sangyo Co. Ltd.

electrophoresis, free flowing Brinkmann Instruments, Inc. Resource Control, Inc. Toyo Kagaku Sangyo Co. Ltd.

electrophoresis, immuno Beckman Instruments, Inc. Brinkmann Instruments. Inc. Buchler Instruments Div. Colab Labs., Inc. Dexter Biological Co. E-C Apparatus Fisher Scientific Co. Gelman Instrument Co. Helena Laboratories

electrophoresis, low voltage Beckman Instruments, Inc. Brinkmann Instruments, Inc. Buchler Instruments Div. Camag, Inc. Colab Labs., Inc. E-C Apparatus Carlo Erba S.p.A. Gelman Instrument Co. Helena Laboratories Instrumentation Specialities Co. Kensington Scientific Corp. MISCO Scientific National Instrument Laboratories, Inc. Photovolt Corp. H. Reeve Angel & Co., Inc. Resource Control, Inc. Sargent-Welch Scientific Co. Savant Instruments, Inc. Schleicher & Schuell, Inc. Shandon Southern Instruments, Inc. Shimadzu Seisakusho, Ltd. Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. G. K. Turner Associates

electrophoresis, paper disk Bio-Rad Laboratories Brinkmann Instruments, Inc. Pallflex Products Corp. H. Reeve Angel & Co., Inc. Schleicher & Schuell, Inc. Shandon Southern Instruments, Inc. Toyo Kagaku Sangyo Co. Ltd.

electrophoresis, paper scanners Beckman Instruments, Inc. Camag, Inc. Canalco, Inc. Clifford Instruments, Inc. E-C Apparatus Evans Electroselenium, Ltd. Farrand Optical Co., Inc. Fisher Scientific Co. Helena Laboratories Joyce, Loebl & Co. Nester/Faust Mfg. Corp. Photovolt Corp. Schoeffel Instrument Corp. Shimadzu Seisakusho, Ltd. Tech/Ops Instruments Toyo Kagaku Sangyo Co. Ltd. Carl Zeiss, Inc.

ELECTROPHORESIS, starch Brinkmann Instruments, Inc. Buchler Instruments Div. Colab Labs., Inc. E-C Apparatus Evans Electroselenium, Ltd. Evans International, Inc. Fisher Scientific Co. Instrumentation Specialities Co. National Instrument Laboratories, Inc. Phy-Lab Polysciences, Inc. Shandon Southern Instruments, Inc. Shimadzu Seisakusho, Ltd. Tech/Ops Instruments

AUGUST 1972 269 LG

4

4

Electrophoresis, starch Homogenizers

Arthur H. Thomas Co. Toyfl Kagaku Sangyo Co. Ltd.

ELECTROPHORESIS, starch block Brinkmann Instruments, Inc. Buchler Instruments Div. Colab Labs., Inc. E-C Apparatus Evans Electroselenium, Ltd. Fisher Scientific Co. National Instrument Laboratories, Inc. Polysciences, Inc. Savant Instruments, Inc. Shandon Southern Instruments, Inc. Tech/Ops Instruments Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd.

ELECTROPHORESIS, thin layer

4

Analtech, Inc. Brinkmann Instruments, Inc. Camag, Inc. Colab Labs., Inc. Fisher Scientific Co. Helena Laboratories Instrumentation Specialities Co. Quantum Industries H. Reeve Angel & Co., Inc. Savant Instruments, Inc. Schleicher & Schuell, Inc. Shandon Southern Instruments, Inc. Tech/Ops Instruments Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. G. K. Turner Associates Cart Zeiss, Inc.

ELECTROPHORESIS APPARATUS continuous Beckman Instruments, Inc. Brinkmann Instruments, Inc. Canalco, Inc. Kontes MISCO Scientific Schoeffel Instrument Corp. Scientific Industries, Inc. Toyo Kagaku Sangyo Co. Ltd.

forced-flow Canalco, Inc. Toyo Kagaku Sangyo Co. Ltd.

'free' micro Beckman Instruments, Inc. Brinkmann Instruments, Inc. Helena Laboratories MISCO Scientific Carl Zeiss, Inc.

gel, acrylamide Beckman Instruments, Inc. Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Canalco, Inc. E-C Apparatus Electrothermal Ltd. Gelman Instrument Co. Gilson Medical Electronics, Inc. Instrumentation Specialities Co. Interscience Isolab, Inc. Joyce, Loebl & Co. Klett Manufacturing Co., Inc. LKB Instruments, Inc. Milton Roy Co. National Instrument Laboratories, Inc. ORTEC Incorporated PolyScience Corp. Polysciences, Inc. Quickfit Savant Instruments, Inc. Schoeffel Instrument Corp. Shandon Southern Instruments, Inc. Tech/Ops Instruments Toyo Kagaku Sangyo Co. Ltd. Tri-R Instruments, Inc.

gel, preparative Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Canalco, Inc. Colab Labs., Inc. E-C Apparatus Gelman Instrument Co. Instrumentation Specialities Co. Isolab, Inc. Joyce, Loebl & Co. Kontes LKB Instruments, Inc. Milton Roy Co. National Instrument Laboratories, Inc. ORTEC Incorporated Polysciences, Inc. Quickfit Savant Instruments, Inc. Shandon Southern Instruments, Inc. Toyo Kagaku Sangyo Co. Ltd. Tri-R Instruments, Inc.

starch gel Brinkmann Instruments, Inc. Buchler Instruments Div. Colab Labs., Inc. E-C Apparatus Evans Electroselenium, Ltd. Helena Laboratories Hyland Instrumentation Specialities Co. Klett Manufacturing Co., Inc. Milton Roy Co. National Instrument Laboratories, Inc. Phy-Lab Schoeffel Instrument Corp. Shandon Southern Instruments, Inc. Shimadzu Seisakusho, Ltd. Tech/Ops Instruments Toyo Kagaku Sangyo Co. Ltd.

gel

vertical gel

Bausch & Lomb, Inc., Analytical Systems Div. Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Canalco, Inc. Colab Labs., Inc. E-C Apparatus Evans International, Inc. Gelman Instrument Co. Helena Laboratories Hyland Instrumentation Specialities Co. Isolab, Inc. Joyce, Loebl & Co. Milton Roy Co. MISCO Scientific National Instrument Laboratories, Inc. ORTEC Incorporated Polysciences, Inc. Quickfit Savant Instruments, Inc. Schoeffel Instrument Corp. Shandon Southern Instruments, Inc. Shimadzu Seisakusho, Ltd. Tech/Ops Instruments Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. G. K. Turner Associates

Brinkmann Instruments, Inc. Buchler Instruments Div. E-C Apparatus Instrumentation Specialities Co. Klett Manufacturing Co., Inc. Kontes LKB Instruments, Inc. Milton Roy Co. National Instrument Laboratories, Inc. ORTEC Incorporated Schoeffel Instrument Corp. Shandon Southern Instruments, Inc. Toyo Kagaku Sangyo Co. Ltd.

270 LG AUGUST 1972

ELECTROPHORESIS DESTAINING EQUIPMENT Beckman Instruments, Inc. Bio-Rad Laboratories Buchler Instruments Div. Canalco, Inc. E-C Apparatus Electrothermal Ltd. Gelman Instrument Co. Instrumentation Specialities Co. Milton Roy Co. Polysciences, Inc.

Quickfit Shandon Southern Instruments, Inc. Arthur H. Thomas Co.

ELECTROPHORESIS EQUIPMENT AND ACCESSORIES

Sherer-Dual Jet Div. So-Low Environmental Equipment Co. Tenney Engineering, Inc. Thermoelectrics Unlimited, Inc. Thermovac Industries Corp. The VirTisCo., Inc. Webber Manufacturing Co., Inc.

FURNACES, muffle — see Section 3

American Instrument Co. Beckman Instruments, Inc. Bellco Glass, Inc. Bio-Rad Laboratories Brinkmann Instruments, Inc. Buchler Instruments Div. Camag, Inc. Canalco, Inc. Colab Labs., Inc. Controlled Atmosphere, Inc. E-C Apparatus Electrothermal Ltd. Carlo ErbaS.p.A. Evans Electroselenium, Ltd. Evans International, Inc. Fisher Scientific Co. Gelman Instrument Co. Gilson Medical Electronics, Inc. Helena Laboratories Hyland Instrumentation Laboratory Inc. Instrumentation Specialities Co. Interscience Isolab, Inc. Joyce, Loebl & Co. Kensington Scientific Corp. Kontes/Martin, Inc. LKB Instruments, Inc. Micromeritics Instrument Corp. MilliporeCorp. Milton Roy Co. MISCO Scientific National Instrument Laboratories, Inc. ORTEC Incorporated Philips Electronic Instruments Photovolt Corp. Photronic, Inc. Phy-Lab PolyScience Corp. Polysciences, Inc. Quickfit Savant Instruments, Inc. Schoeffel Instrument Corp. Scientific Industries, Inc. Scientific Manufacturing Industries Shandon Southern Instruments, Inc. Tech/Ops Instruments Arthur H. Thomas Co. Toyo Kagaku Sangyo Co. Ltd. G. K. Turner Associates Zeta-Meter, Inc.

Analabs, Inc. The Bendix Corp., Process Instruments Div. Engelhard Minerals & Chemicals Corp., Engelhard Industries Div. Matheson Gas Products Matthey Bishop, Inc. Milton Roy Co. Nuclear-Chicago Scientific Gas Products Inc. Surface Combustion Trienco Varian Aerograph

EVAPORATORS Section 3

GLASSWARE, custom — see Section 3

GALVANOMETERS — see Section 3 GENERATORS - see also Section 3 gas Air Products & Chemicals, Inc. Analytical Instrument Development, Inc. The Bendix Corp., Process Instruments Div. The Bionomic Systems Corp. Engelhard Minerals & Chemicals Corp., Engelhard Industries Div. Holex, Inc. Ipsen Industries Li nd berg MSA Research Corp. Phy-Lab Power Applications, Inc. Pritchard-ECO, Inc. Scientific Gas Products Inc. Shimadzu Seisakusho, Ltd. Superior Air Products Co. Surface Combustion U. S. Philips Corp.

hydrogen

EXTRACTION APPARATUS HEMOGLOBINOMETER AND ACCESSORIES — see Section 3 Instrumentation Laboratory Inc. E. Leitz, Inc. Photronic, Inc.

FILTERS — see Section 3 HOMOGENIZERS FRACTION COLLECTORS AND ACCESSORIES— Section 3

Bellco Glass, Inc. See Bench Scale Equipment Co. S. Blickman, Inc. Brinkmann Instruments, Inc. Bronwill Scientific, Inc. Chase-Logeman Corp. Chemical & Pharmaceutical Industry Co., FREEZERS Inc. Chemrcolloid Labs., Inc. Cincinnati Sub-Zero Products, Inc. The De Laval Separator Co. Cole-Parmer Instrument Co. Fisher Scientific Co. Edwards High Vacuum, Inc. Gaulin Corp. Fisher Scientific Co. Giannini Controls Forma Scientific, Inc. Gifford-Wood, Inc. Frigitemp Hospital & Laboratory Glenco Scientific, Inc. Equipment Corp. Global Process Equipment, Inc. FTS Systems, Inc. Heat Systems-Ultrasonics, Inc. Harris Mfg. Co., Inc. Kenics Corp. HotpackCorp. Kinetic Dispersion Corp. Κ. Η. Huppert Co., Inc. Kontes Hydor Therme Corp. Kontes/Martin, Inc. Jersey Technical Consultants Lab Glass, Inc. Kelmore, Inc. Franklin Miller, Inc. Kelvinator Commercial Products, Inc. MISCO Scientific Kontes MulsiJet Div. Lab Glass, Inc. Patterson Industries Lab-Line Instruments, Inc Phy-Lab Percival Mfg. Co., Inc. Polytechnical Products Co. Phy-Lab Prolabo Puffer-Hubbard Refrigerator RePP Div. The VirTisCo. Pyles Industries, Inc. RIBCO Instruments RePP Div. The VirTisCo. Rochester Scientific Co. REVCO, Inc. Charles Ross and Son Co.

LABORATORY GUIDE

4

Homogenizers Photometers, flame

Scientific Glass Blowing Co., Inc. Sonic Corp. Ivan Sorvall, Inc. Tekmar Co. Thermovac Industries Corp. Arthur H. Thomas Co. Tri-R Instruments, Inc. Vernitron Medical Products, Inc. The Virus Co., Inc. VWR Scientific Waring Products Div. West-Glass & Quartz Corp.

HOT PLATES—see Section 3 HYDROGEN ION APPARATUS — see Section 3 INCUBATOR ROOMS