NEW
PRODUCTS
Cell culture. Brochure features tech nical data on cell culture and bacterial bioreactors for biotechnology applica tions, including the ADI1020 Bio-Pro cessor, which monitors and manages the various parameters involved in the growth of a culture. Applikon 422 Brochures. Four brochures feature in formation on the Drystar dry vacuum pumping system, the Temescal pro grammable sweep, the VersaVac 5 thermocouple/ionization gauge con troller, and the 533 total pressure gauge controller. Edwards 423 Viscosity. Technical Papers on Vis cosity Measurement and Control, an expanded directory of rheological liter ature, encompasses more than 80 titles in 11 categories such as food, paint and coatings, and biological fluids. Brookfield Engineering Labs 425 Grignard reactions. A Handbook of Grignard Reactions, designed for syn thetic chemists in the pharmaceutical and related industries, illustrates 48 examples of typical Grignard reactions. Citations of primary literature are in cluded. M & Τ Chemicals 426
Catalogs HPLC. Catalog provides information on a variety of HPLC accessories, in cluding injection valves, the model 505 column oven, the TC-10 tube cutter, and bioclean components. 24 pp. Scien tific Systems 428
Chromatography. Vials and Accesso ries for Chromatography features autosampler vials, crimpers, seals, col umns, developing chambers, rotary evaporators, and micropipettes. 23 pp. Wheaton 433
Chemicals. 1989-90 general chemical catalog lists more than 4000 ACS, USP/NF, and FCC grade chemicals for laboratory, research, and pilot-scale applications. Specifications for storage and shipping also are included. 408 pp. Spectrum 430 Catalog. Products for Life Sciences Research describes the apparatus and filter media for a variety of separation techniques, transfer methods, solidphase assays, and related procedures. Schleicher & Schuell 431 Wall chart. Brochure/wall chart fea tures the Biofuge 17 and Biofuge 17R high-speed table-top centrifuges. The wall chart describes the various rotors, buckets, adapters, tubes, and accessor ies available. Baxter Healthcare 432
T E K N I V E N T
DS-130F field emission scanning elec tron microscope features high resolu tion (1 nm) in the top stage and accom modates samples as large as 6 in. in diameter in the bottom stage. At 1 kV beam energy, the microscope provides 4 nm and 10 nm resolution in the top and bottom stages, respectively. Internation al Scientific Instruments 402
I N T R O
VECTOR/TWO Workstations for Mass Spectrometers The New Vector/Two Provides I Multi-Tasking Performance For High Sample Analysis Throughput I Simultaneous High Speed Data Acquisition/Processing I Instrument Control For Magnetic Sector and Quadrupole GC/MS I Easy To Operate, Menu-Driven Mouse Control
TEKNIVET ADDED POTENTIAL FOR ANALYTICAL INSTRUMENTS
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606 A · ANALYTICAL CHEMISTRY, VOL. 6 1 , NO. 9, MAY 1, 1989
