NEW PRODUCTS

Series 8700 mouse-driven UV-vis spectrophotometers feature a wavelength range of 190-900 nm, an absorbance range of up to 3.0 AU, and 24 Κ of library storage in nonvolatile memory. Nicolet 401

FIA. Pump-1000 time-programmable peristaltic pump features a built-in mi­croprocessor, four closure outputs, and a dedicated autosampler port. The pump can be purchased in one-, two-, four-, and six-channel styles. FIAtron

428

Peptide synthesizer. EXCELL auto­mated peptide synthesizer uses BOP + HOBt activation for Fmoc-mediated peptide synthesis. The complete sys­tem includes the synthesis unit, an IBM PS/2 computer workstation, and synthesis software. Biosearch 429

Microscopes. AH-S and AH-T pho-toresearch microscopes are capable of adaptation for darkfield, phase, polar­ized light, differential interference, and fluorescence investigations as well as microprojection, CCTV attachment, microspectrofluorometry, and image analysis. Olympus 430

Fluorescence. Model F-2000 scanning fluorescence spectrophotometer fea­tures a 9-in. CRT display with graph­ics, wavelength scanning for both exci­tation and emission monochromators, and quantitative analysis software with multistandard working curves for as many as 10 replicates. Hitachi 404

Spectrophotometer. DU-68 spectro­photometer, which combines opti­

mized wavelength scanning with step-programmable capabilities, displays absorption spectra that can be viewed, overlayed, or edited on screen before being stored or printed. Beckman 405

Protein sequencer. ProSequencer 8700 covalent protein sequencer fea­tures thermally controlled reaction and autoconversion chambers for optimal Edman chemistry, precision microflui-dics, repetitive yields of >95%, and short cycle times of <30 min. MilliGen

406

Detector. OMA HI CCD detector is designed for low-light-level multichan­nel spectroscopy and two-dimensional measurement of low-light or high-dy­namic-range images. Features include the ability to integrate optical signals for hours without the need for cryogen­ics. EG&G Princeton Applied Re­search 407

SFC. Supercritical fluid chromatogra­phy system includes a pump, oven, automatic air-actuated precision valve for reproducible injections, and flame ionization detector. Ten-meter, 50-μπι i.d. fused-silica columns and 1-mm micro packed columns are available. Chrompack 408

Surface analysis. S820 scanning Au­ger microprobe features a spatial res­

olution of better than 500 A and a ras-terable differentially pumped ion gun that allows the system to be used as a depth-profiling, thin-film analyzer. Options include an energy-dispersive X-ray detector. Kratos Analytical

409

Air analysis. MIRAN 1B2 is a port­able ambient air analyzer that uses in­frared technology to monitor gases and vapors for all organic compounds as well as selected inorganic substances. Features include LCD readout, tamperproof calibration controls, and audible alarms. Foxboro 410

LC/MS. Particle-beam LC/MS system generates electron impact spectra of nonvolatile and thermally labile com­pounds that can be checked against standard or custom spectral libraries for positive compound identification. Chemical ionization spectra can also be produced. Hewlett-Packard 411

Monoclonal antibodies. MabLab, a high-speed automated system for puri­fication of monoclonal antibodies, con­sists of a computer module; a separa­tion module that houses filters and a protein A affinity column; and a stag­ing module that contains buffers, the purified antibody material, and prod­uct bottles. Oros Systems 412

Software Word processing. InText, a scientific word-processing program, allows mathe­matical formulas and line drawings to be typed directly into text. The software gen­erates PostScript files for laser printers and typesetters that support Adobe System's PostScript page description language. Huff Software 414

Chromatography. IDAC-Chrome chromatography data management system, designed for Apple Macintosh computers, includes software for data acquisition and analysis. Data and re-

For more information on listed items, circle the appropriate numbers on one of our Readers' Service Cards

930 A · ANALYTICAL CHEMISTRY, VOL. 60, NO. 15, AUGUST 1, 1988

Outstanding luminance from UV to IR Hamamatsu flash mode Super-Quiet Xenon Lamps provide a minimum of 109 flashes! Arc stability is 5 times higher, service life 10 times longer than con­ventional lamps. Available in three sizes for: • Stroboscopes • Chromatographs • Photoacoustic Spectroscopes • Strobe Cameras • Photomasking Devices • Fluorospectrophotometers • Color and S02 Analyzers • Other light-sensitive instruments

For Application Information, Call 1-800-524-0504 1-201-231-0960 in New Jersey

HAMAMATSU CORPORATION 360 FOOTHILL ROAD P. O. BOX 6910 BRIDGEWATER, NJ 08807 PHONE: 201/231-0960 International Offices in Major Countries of Europe and Asia.

NEW PRODUCTS

suits are transferable to other pro­grams. International Data Acquisition & Control 415

Manufacturers' Literature Centrifuge. Brochure describes the HSC10K SpeedFuge tabletop centri­fuge, which features speeds up to 10,000 rpm and a capacity of 48 microcentrifuge tubes. Applications in molecular and cell biology are dis­cussed. 6 pp. Savant Instruments 417

LC. Technical bulletin discusses the use of 3 X 3 silica cartridge columns and diode array detection for the sepa­ration of tricyclic antidepressants. Chromatograms and spectra are pro­vided. Perkin-Elmer 418

Chromatography. Brochure de­scribes the HP 3359 chromatographic worksystem, designed for laboratory data acquisition, reduction, and re­porting. Capabilities include compari­son of chromatograms in three dimen­sions. 4 pp. Hewlett-Packard 419

Newsletter. Chrompack News, Vol. 15, No. 2, includes information on col­umns for the analysis of ions or iono-genic compounds, fast analysis of di-and triglycerides, and pollution control with gas chromatography. 8 pp. Chrompack 420

Microanalysis. Brochure describes the fast X-ray mapping module, which increases X-ray map acquisition speed by 1-2 orders of magnitude with no re­

duction in digital image quality. 8 pp. Kevex 421

LC/EC. Application notes provide in­formation on the determination of catecholamines in plasma and urine. A discussion of detection levels, instru­mental and chromatographic condi­tions, and procedures is included. EG&G Princeton Applied Research

422

Catalogs Lamps. Catalog features replacement lamps for a variety of instruments, in­cluding spectrophotometers, colorim­eters, HPLC detectors, fluorometers, pollution analyzers, and AA spec­trometers. Second Source 424

LC. Catalog lists columns, packings, and accessories for liquid chromatogra­phy. Included are column-to-column adapters; distributors, frits, and fit­tings; and chiral and bonded-phase col­umns. 16 pp. YMC 425

Nucleic acids. Catalog features re­agents, probes, instruments, and acces­sories for nucleic acids analysis. Includ­ed are products for sample prepara­tion, processing, and analysis. Oncor

426

Scientific equipment. Catalog in­cludes analytical mills, baths, blenders, chromatography accessories, timers, homogenizers, magnetic stirrers, purge-and-trap instrumentation, and GC syringes. 32 pp. Tekmar 427

Model 232/401 autosampling processor and injector dispenses, dilutes, mixes, aspirates, and injects samples onto HPLC columns. The system can also be used for nonchromatographic applications. Gilson Medical Electronics 402

932 A · ANALYTICAL CHEMISTRY, VOL. 60, NO. 15, AUGUST 1, 1988

HAMAMATSU

© Hamamatsu Photonics, 1986

CIRCLE 63 ON READER SERVICE CARD