Pittsburgh Conference SUPELCO, INC. Supelco Park Bellefonte, Pa. 16823.
SCIENTIFIC GAS PRODUCTS INC. 513 Raritan Center Edison, N.J. 08817. 201-225-1100
SIEMENS CORP. 186 Wood Ave. S. Iselin, N. J. 08830.
Exhibiting: High-purity gases, gas mixtures, regulators, mass flow meters, flow meter, disposable cylinders, research grade gases.
Exhibiting: X-ray spectroscopy equipment, emission spectrograph; nondispersive X-ray diffraction and spectroscopy systems, liquid chromatography.
Exhibiting: Gas chromatography and thinlayer chromatography supplies; lipid standards and special silylating reagents; custommade glass columns; septums; new short courses on column selection.
SPECTRAMETRICS, INC. Second Ave., Northwest Park Burlington, Mass. 01803. 0540
TECHNICAL EQUIPMENT CORP. 917 Acoma St. Denver, Colo. 80204. 303-623-0258
SCINTILLONICS-INTERFACE Box 7 0 1 , Fort Collins Industrial Park Fort Collins, Colo. 80521. 303-493-
3492 Exhibiting: Microwave emission sources for atomic absorption, atomic fluorescence, and emission spectroscopy.
THE SEPARATIONS GROUP 8738 Oakwood St. Hesperia, Calif. 92345. 714-244-3833 Exhibiting: Column packing materials for high-speed liquid chromatography.
SHIMADZU SEISAKUSHO, LTD. Ataka America Inc. 633 Third Ave. New York, N.Y. 10017. 212-697-7480 Exhibiting: New concept gas chromatograph Model GC-4BM, high-performance gas chromatograph Model GC-5A; economical gas chromatograph Model GC-3B; digital integrator; glass drawing machine for glass capillary column.
SHRADER ANALYTICAL & CONSULTING LABORATORIES, INC. 3450 Lovett Ave. Detroit, Mich. 48210. 313-825-5550 Exhibiting: High and low-resolution mass spectrometry services, gas chromatographic services, combined gems services, analytical consulting services.
201-494-1000
617-272-
Exhibiting: Models 101 and 210 SpectraSpans with accessories, ElectroSpan 505.
SPECTREX CORP. 3594 Haven Ave. Redwood City, Calif. 94063.
Exhibiting: equipment.
Deltatherm
814-359-2732
thermal
analysis
TECHNICON INDUSTRIAL SYSTEMS 511 Benedict Ave. Tarrytown, N.Y. 10591. 914-631-8000
6567
Exhibiting: Auto Analyzer II system with Solidprep sampler II modufe for preparation and analysis of solid samples.
Exhibiting: Vreeland direct-reading spectrograph with quantitative attachment and uv-ir ranges.
TEKMAR CO. P.O. Box 37202
SPEX INDUSTRIES, INC. Box 798 Metuchen, N.J. 08840. 201-549-7144
Exhibiting: Emulsifiers, homogenizers, analytical mill, high-speed filtration system, high-torque stirrer, rotory evaporator, magnetic stirrers, kneaders and blenders.
Exhibiting: New, computerized emission spectrometer system; spectrochemical standards, accessories, supplies.
TEKTRONIX, INC. P.O. Box 500 Beaverton, Ore. 97005.
SSR INSTRUMENTS CO. 1001 Colorado Ave. Santa Monica, Calif. 90404. 8701
Exhibiting: Rapid scan spectrometers, photometers, radiometers.
415-365-
213-451-
Exhibiting: Photon counting instruments: digital synchronous computer, amplifier/discriminator, mass spectrometer Interface, optical multichannel analyzer (for chemical dynamics and other parallel data accumulation applications).
Cincinnati, Ohio 45222. 513-761-0633
TELEDYNE ISOTOPES 110 W. Timonium Rd. Timonium, Md. 21093.
503-644-0161
301-252-8220
Exhibiting: Hydrogen-oxygen generators and accessories.
THERMOLYNE CORP. 2555 Kerper Blvd.
Dubuque, Iowa 52001. 319-556-2241
MPI
MODULAR
SYSTEMS
Exhibiting: Electric muffle furnaces, electronic controls, hot plates, magnetic stirrers, melting point apparatus, incubators, water baths, Dri-baths, laboratory lights.
ARTHUR H. THOMAS CO. Third and Vine Sts. Philadelphia, Pa. 19105. 214-627-5600 Exhibiting: Titrator, new trace oven, mercury attachment for atomic absorption equipment, Model 40 Kofler hot stage, digital readout and printout equipment, microtone sharpener, photomicrographic camera, Schoninger combustion apparatus, electrodes, tic equipment, melting point and programmer, safety equipment.
TOMORROW ENTERPRISES 4408 Hickory Lane Portsmouth, Ohio 45662.
614-353-
3964 Exhibiting: Ultrasonic nebulizers for atomic absorption and flame emission spectroscopy, dc arc power supplies, flame ignitor, Woodriff furnace for nonflame atomic absorption.
FLEXIBLE SPECTROPHOTOMETRIC SYSTEM The MPI "Building Block" concept provides unusual versatility and performance with solid state reliability. This modular photometric system provides light sources, sample holders and detectors with over 30 applications to serve your needs. MP-System 1000 applications include: Flame Photometry, Fluorometry, Colorimetry, Spectrophotometry and Nephelometry. MP-1886 Double Beam UV-Vis-NIR System $4,135. MP-1887 Photometric System " B " for Single Beam UV-Vis-NIR; Filter Photometry, etc. 5,995. MP-1888 Photometric System "A"-Complete Photometric System 7,735. MP-1027 10" Strip Chart Recorder 565. MP-1018 Scanning Monochromator, 0.45 meter 1,095. Write for MPI Catalog-Photometry
Phone: 415-937-3630
McKEE-PEDERSEN INSTRUMENTS, Box 322, Danville, CA 94526 CIRCLE 122 ON READER SERVICE CARD
96 A • ANALYTICAL CHEMISTRY, VOL. 44, NO. 2, FEBRUARY 1972
TORSION BALANCE CO. 35 Monhegan St. Clifton, N.J. 07013. 201-473-6900 Exhibiting: Torbal analytical balances, top loading balances, precision balances, electric mortar grinder, disposable dry box.
ULTRA-VIOLET PRODUCTS, INC. 5114 Walnut Grove Ave. San Gabriel, Calif. 91778. 213-2853123 Exhibiting: Ultraviolet light sources, equipment and meters.
UNIMETRICS UNIVERSAL CORP. 1853 Raymond Ave. Anaheim, Calif. 92801. 714-879-3777 Exhibiting: Modular micro syringes in over 30 models and capacities; micro pipeters with disposable Teflon tips, infrared cell windows of water and acid insoluble arsenic selenide.
