Meloy Laboratories. Inc

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News Oct. 3 1 to Nov. 4—24th Annual Con­ ference on Engineering in Medicine and Biology. International Hotel, Las Vegas, Nev. Contact: A. W. Stewart, Beckman Instruments, 2 5 0 0 Harbor Blvd., Fullerton, Calif. 9 2 6 3 2 . 714-871-4848 Nov. 3 0 to Dec. 3 — S e v e n t h Interna­ tional Symposium on Advances in Chromatography. Caesar's Palace, Las Vegas, Nev. Contact: Albert Zlatkis, Dept. of Chemistry, Univer­ sity of Houston, Houston, Tex. 7 7 0 0 4 . Page 6 9 A, Apr.

Industry Items Matheson Gas Products has com­ pleted the building of new facilities at Gloucester, Mass. Electro-Nucleonics,

Inc.,

Fairfield,

N. J., makers of biomedical equipment and materials, has signed a cooperative sales agreement with Boehringer Mann­ heim Corp. of New York City. BMC supplies enzyme reagents and prepack­ aged test kits to hospitals and inde­ pendent clinical labs. Under the agree­ ment, specially adapted clinical reagent kits will be recommended for use with the Electro-Nucleonics version of the GEMSAEC. To date, the two com­ panies have developed jointly ten clini­ cal chemistry procedures for use with the GEMSAEC. Quantachrome Corp., 337 Glen Cove Rd., Greenvale, Ν. Υ. 11548, 516-6710680, has opened a service laboratory for analytical and confidential consult­ ing work. Powders and particulates can be characterized by specific surface area, pore volume, pore size distribu­ tion, particle counting, and true den­ sity. Facilities for classification in the subsieve ranges are planned and also for electron microscopy.

General Science Corp. of Bridge­ port, Conn., has opened a regional center for the sales, service, and de­ livery of their products to West Coast physicians, hospitals, and technologists. The new West Coast facility is located at 8455 Dearborn Dr., South Gate, Los Angeles, Calif. 90028 A recorded course on column selec­ tion in gas chromatography which con­ sists of six hours of lectures on cassettes and a manual is now available. Topics covered include literature sources, gen­ eral criteria for selection and operation of columns, solid supports, stationary phases, preparation of packings, tubing, and packing columns. Much of the material is not available in textbooks. The manual includes over 50 pages of data in tabular form. This course is available from Supelco, Inc., Bellefonte, Pa. 16823. 814-359-2732 A new firm, Environmental Analysts, Inc., 40 Hilton Ave., Garden City, Ν. Υ. 11530, 516-741-3061, offers a consulting service covering the full spectrum of technical needs in the en­ vironmental area. These services en­ compass air, water, noise, solid waste, radiological, and industrial hygiene pol­ lution problems. Services offered in­ clude analysis of the environmental impact of corporate decisions, trouble shooting problem areas, design of monitoring systems, control systems evaluation, laboratory analysis, and field sampling.

LXiiCilV HUW J do you convert your low-level current ι measurements to data handling pro| portions? » You can DO IT EXACTLY with Meloy Laboratories' LLA 140 Log Linear A m 1 plifier, the versatile, SELF-CALIBRATj ING device for measuring currents f from 1 0 1 1 to 10-* amperes in seven *' Linear Ranges and from 1 f > 1 0 to 1f> 5 amperes in a wide Logarithmic Range, The LLA 140 offers voltage outputs ί of 0-1V and 0-100mV full-scale for ; driving recorders, A / D converters, and line amplifiers. A front panel * Meter Display is calibrated for both Log and Linear ranges.

; ί : , , ; '. j ξ * I : -

For these typical applications: ;

Photomultiplier Tubes Nuclear Instruments Chromatographs Flame Detectors Ion Detectors

New York Laboratory Supply Co., Inc., has moved from quarters at 76 Varick St., New York City, to new and larger facilities at 510 Hempstead Tpke., P. O. Box 516, West Hempstead, Ν. Υ. 11552. Phone numbers are 516538-7790; for NYC, 212-895-5698 D r . Dvorkovitz & A s s o c , P. O. B o x

Beckman Instruments, Inc., 2500 Harbor Blvd., Fullerton, Calif. 92634, has introduced programs for multicomponent analysis and absorbance calculations for the rapid and efficient solution of spectroscopists' data reduc­ tion problems. These programs are part of the company's Spectrophotom­ eter Data Reduction System. The new programs are available on GE's timeshare services. Tally Corp., Kent, Wash., manufac­ turer of computer peripheral and data communications equipment, has agreed to acquire Data Computing, Inc., Phoenix, Ariz. Data Computing pro­ duces the Typeliner series of com­ munications printers as well as a line of eardliner card readers. The agree­ ment is subject to the ratification of Data Computing shareholders.

1748, Ormond Beach, Fla. 32074, 810832-6232, an international firm engag­ ing in locating new technology, pro­ cesses, and products offers a computeroriented service (IBM 360, Model 20). The technology is cataloged in the computer according to its basic process and includes 19 items of relevant in­ formation such as patent status, name and address of licensor. There is never a charge for the licensor in listing technology; however, potential licen­ sees pay for printouts. Research Consultants, Inc., P. O. Box 456, Clearwater, Fla. 33517, 813447-4116, is an independent laboratory consulting in photoelectron spectros­ copy and ESCA. Services offered in­ clude training schools in instrument operation and analytical applications; facilities are available for feasibility studies and general ESCA analysis.

—the LLA 140 is Exactly what you need.

Meloy Laboratories Meloy Laboratories. Inc. Instruments and Systems Division 6631 Iron Place Springfield, Virginia 22151 Phone: (703) 354-4450 CIRCLE 120 ON READER SERVICE CARD

ANALYTICAL CHEMISTRY, VOL. 4 3 , NO. 6, MAY 1 9 7 1

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