Key Chemicals & Polymers All New 7th Edition One-pase reviews packed with data on the current economic status and short-term outlook for 46 larse-volume chemical industry products. The 46 products are: Acetone Acrylics Ammonia Benzene Butadiene Carbon black Carbon dioxide Caustic soda Chlorine Cyclohexane DMT/PTA Epoxies Ethanol Ethylene Ethylene oxide Formaldehyde High-density polyethylene Hydrogen Lime Low-density polyethylene Methanol Methylene chloride Nitrogen
Nylon Oxygen Phenol Phenolics Phosphoric acid Phosphorus Polyester Polyesters Polypropylene Polystyrene Polyvinyl chloride Potash Propylene Soda ash Styrene Sulfur Sulfuric acid Titanium dioxide Toluene diisocyanate (TDI) Urea Vinyl acetate Vinyl chloride p-Xylene
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particular applications, are described. 12 pp. Theta Industries 420
Data acquisition. Unkelscope Junior acquires, displays, stores, and retrieves data using an IBM PC-XT, PT-AT, or compatible computer. Cursor scrolling allows the user to move two indepen dent cursors through stored data show ing numerical voltage and time values corresponding to each of the cursors on the screen, and data can also be ported to other programs or spreadsheets. A data acqusition board and an IBM or Hercules graphics card are required. Unkel Software 413
Liquid handling. Product bulletin in cludes basic descriptions and specifica tions of popular models of fixed- and tri-volume pipettes, dispensettes, macrodispensers, microcentrifuges and related accessories, bottle-top diluters, and digital burets. 12 pp. Brinkmann Instruments 421
Bar-code. LabelPro provides 10 bar code formats, including four health in dustry bar-code formats, seven symbologies, and four label sizes. All for mats are easily customized, and highresolution graphics show how the customized label will look when print ed. The system operates on an IBM PC, PC-XT, or PC-AT and can be used as a stand-alone unit or interfaced with the StockPro inventory system. Fisher Sci entific 414
Manufacturers' Literature Water purification. Guide provides a review of water quality standards, com mon water contaminants, and purifica tion methods, including distillation, deionization, reverse osmosis, filtra tion, and ultraviolet oxidation. A glos sary of terms and a bibliography are included. 12 pp. Labconco 417 Newsletter. The inaugural issue of Chromatography contains a variety of applications information and how-to tips on HPLC and SFC separations, including articles on determination of carbohydrates, organic acids, and cate cholamines, and a guide to the selec tion of reversed-phase columns. 8 pp. Brownlee Labs 418 ICP spectrometry. Booklet describes how to select an ICP spectrometer that best fits the needs of a particular lab oratory. Included is information on how to determine the lab's analytical needs and which features and specifi cations are important to good analyti cal performance. A glossary of ICP ter minology is included. 8 pp. Leeman Labs 419
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Viscometry. Brochure discusses the use of high-temperature viscometry for measuring the viscosity of glasses, tars, slags, molten salts, metals, ceramics, and dental materials. Several different viscometer models, each suitable for
354 A · ANALYTICAL CHEMISTRY, VOL. 59, NO. 4, FEBRUARY 15, 1987
HPLC. Brochure features a complete line of HPLC components, including absorbance and fluorescence detectors, solvent delivery systems, injectors, postcolumn reaction systems, and chromatography data systems. Also in cluded are descriptions of turnkey ap plications systems for determination of carbohydrates and carbamates. 26 pp. ABI Analytical/Kratos 422 Chromatography. Brochure de scribes a complete line of membranes and chromatography products for re agent purification and sample manage ment. Details on Millex filter units for HPLC sample filtration, the Milli-Q Plus water system for production of or ganic-free, HPLC-grade water, and Sep-Pak cartridges for sample prepa ration are also included. 16 pp. Millipore 423
Catalogs Materials standards. 1987 catalog contains more than 4000 items, includ ing high-purity rare earth metals and compounds, inorganic compounds, metal single crystals, platinum labware, electronic chemicals, crystal growing materials, laboratory test equipment, and gas purifiers. All prod ucts are available in either bulk or cata log quantities. Aesar Group/Johnson Matthey 424 Syringes. Catalog includes informa tion of the full line of Microliter and Gastight syringes, syringe packs, man ual dispensers, and accessories. A guide assists users in choosing the appropri ate syringe for their particular applica tion. Hamilton 425 Chromatography supplies. Catalog features columns for both GC and HPLC, a wide range of chromatogra phy accessories and chemical stan dards, and an extensive listing of col umn applications. New products in clude an indicating tube for detection of oxygen and moisture in GC carrier gas and a column for hydrophobic in teraction chromatography. 260 pp. Supelco 426
