NEW required reading from Waters — the Liquid Chromatography People Purification of Synthesis Reaction Mixtures Describes use of Waters' High-Performance Liquid Chromatograph, in RECYCLE mode to prepare milligrams to grams of purified, individual positional isomers from a synthesis reaction mixture. CIRCLE 2 3 4 O N READER SERVICE CARD
Know More About Your Polymer A 28 pg. primer on Gel Permeation Chromatography (GPC). This booklet explains how GPC rapidly determines molecular weight distributions of polymers, and how it can be applied to solving real problems. CIRCLE 2 3 5 O N READER SERVICE CARD
High-Performance Liquid Chromatographs Illustrated 8 page, brochure gives complete description of Waters' High-Performance Liquid Chromatographs for all modes of liquid chromatography. CIRCLE 2 3 6 O N READER SERVICE CARD
free from WATERS ASSOCIATES 137 Maple Street, Milford, Ma 01757 Telephone (61 7) 478-2000 The Liquid Chromatography People
News $350, nonmembers. Contact: R. G. Hand, ISA Short Courses, Instrument Society of America, 400 Stanwix St., Pittsburgh, Pa. 15222. 412-281-3171 Sampling and Sample Systems for Process and Environmental Instrumentation Colorado Women's College, Denver, Colo. July 18-23. $325, ISA members; $350, nonmembers. Contact: R. G. Hand, ISA Short Courses, Instrument Society of America, 400 Stanwix St., Pittsburgh, Pa. 15222. 412-281-3171 Applied Molecular Spectroscopy: Infrared, Raman, Ultraviolet Arizona State U., Tempe, Ariz. July 19-23. $250. Contact: Jacob Fuchs, Director, Applied Molecular Spectroscopy, Chemistry Dept., Arizona State U., Tempe, Ariz. 85281 Drug Analysis Philadelphia. Oct. 4-6. John Roboz. $325. Contact: Pauline Sargent, Education Coordinator, Sadtler Research Laboratories, Inc., 3316 Spring Garden St., Philadelphia, Pa. 19104. 215382-7800 Photomicrography Chicago. Oct. 11-15. $425. Contact: McCrone Research Institute, 2820 S. Michigan Ave., Chicago, 111. 60616. 312-842-7105 Techniques of Infrared Spectroscopy Philadelphia. Oct. 18-21. Ronald Kaier. $360. Contact: Pauline Sargent, Education Coordinator, Sadtler Research Laboratories, Inc., 3316 Spring Garden St., Philadelphia, Pa. 19104. 215-382-7800 Nuclear Magnetic Resonance Philadelphia. Oct. 18-22. Murray Zanger. $385. Contact: Pauline Sargent, Education Coordinator, Sadtler Research Laboratories, Inc., 3316 Spring Garden St., Philadelphia, Pa. 19104. 215-382-7800 Identification of Small Particles Chicago. Oct. 18-22. $400 ($550 with Particle Atlas Two). Contact: McCrone Research Institute, 2820 S. Michigan Ave., Chicago, 111. 60616. 312-842-7105 Basic Gas Chromatography Philadelphia. Oct. 25-27. Thomas L. Pugh. $350. Contact: Pauline Sargent, Education Coordinator, Sadtler Research Laboratories, Inc., 3316 Spring Garden St., Philadelphia, Pa. 19104. 215-382-7800
670 A · ANALYTICAL CHEMISTRY, VOL. 48, NO. 8, JULY 1976
For Your Information Enviro-Test, Inc., has opened laboratory facilities at 760 Burr Oak Drive, Westmont, 111. 60559. Specializing in water analyses, the laboratory also offers general analytical services including atomic absorption spectroscopy and gas chromatography instrumentation. Matthey Bishop, Inc., Malvern, Pa., a platinum products producer, has extended its analytical laboratory services to include a wider range of testing. Assay laboratory analysis, emission spectrography, x-ray fluorescence analysis, and atomic absorption spectrophotometry are now available from a single source. The company's tests can determine quality and quantity, density, particle size, and surface area of precious metals and other elements in metal, powder, or solution form. Wilks Scientific Corp. has opened a wholly owned subsidiary in England— Wilks Scientific, Ltd., 64 Burners Lane, Kiln Farm, Milton Keynes, Buckinghamshire. The subsidiary will handle all marketing efforts for Wilks products in the United Kingdom. Wilks Scientific manufactures infrared analytical instruments and a variety of devices for toxic gas analysis, on-site process control, and laboratory analysis. The Computer Store (120 Cambridge St., Burlington, Mass. 01803) has been formed to sell mini- and microcomputer systems and components over the counter. The firm also stocks paper and magnetic media, text and technical books, tools and instruments, and logic and memory chips and board. Although primarily a retail outlet, the Computer Store also accepts orders for commercial and industrial systems and provides a full range of diagnostic and development services to commercial users. Suntech, Inc. (Box 1135, Marcus Hook, Pa. 19061), has announced that it is prepared to offer a wide range of analytical tests and physical measurement services. The services available are applicable in the areas of routine testing, engineering support, health and environmental quality, product and process development work, and specialized research services. Special pricing arrangements are available for long-term or high-volume commitments. Open contracts and specific or spot purchase orders will also be accepted.
