NEW PRODUCTS
Chemicals and materials 201 Alky I acetate solvents. Exxate solvents line, with high electrical resistivity, slow evaporation, low surface tension, good oxidative stability, high water immiscibility; for coatings, other uses. Exxon Chemical Americas 202 Thermoplastic. Mindel A-670, modified polysulfone resin, is platable, hot-waterresistant, tough, and dimensionally stable engineering thermoplastic, specially formulated for plumbing fixtures. Union Carbide 203 Phosphorus pentoxide. 99.9999% pure opens up applications such as solidstate diffusion, dopant, analytical reagent, purity standard, production of ultrapure phosphorus chemicals. Atomergic Chemetals. 204 Silane modifiers. Two silanes solve problems encountered with thermoplastic polymers; CPS-076, polyethyleneimine coupling agent with greater hydrolytic stability and reactivity, and PSW2166, amine-functional silane. Petrarch Systems 205 Microconcentrator. Centricon concentrates and desalts small volumes (2 ml_ or less) of biological samples containing protein, enzymes, nucleic acids, viruses, bacteria, other macromolecules. W. R. Grace 206 Dioxin standards. Carbon-13-labeled standards for higher chlorinated homologs of dioxin series. Cambridge Isotope Laboratories
lies, corrosive fuels, solvents, gases, high temperatures; 2-part catalyzed systems cure at room temperature. Lauren Mfg.
218 Pumps. Bulletin TI-100 gives data for more than 300 vacuum pump models from 19 manufacturers, to aid selection. Balston
209 Crosslinking agent. Acrylic monomer, Chemlink 9010, offers superior adhesion-promoting properties and prolonged shelf life, for automotive PVC plastisols. Sartomer
219 Latex particles. First comprehensive monograph on multipurpose spheres, explains how made and used. Seragen Diagnostics
210 Grease. DuFluor FG-506, chemical-, solvent-, corrosion-, fire-resistant grease designed for lubrication and protection of chemical process equipment. Ducey Chemical
Literature
220 Identification products. 68-page catalog lists thousands of tags, labels, signs, decals, to aid in efficiency and safety. Seton Name Plate
Labwareand instruments
211 Cellulose gum. 32-page brochure lists chemical and physical properties of sodium carboxymethylcellulose, uses in processing food, cosmetics, pharmaceuticals, paper, adhesives, textiles, ceramics. Hercules
221 Chromatography. Polymer-based ION-200 columns separate inorganic cations, can be used with any liquid chromatograph; polymer not degraded by aqueous eluents, stable from pH 0 to 14, suppression devices not needed. Interaction Chemicals
212 Precision tools. 160-page catalog contains more than 3000 items, including kits for process control, installation, machine repair, testing. Jensen Tools
222 NMR network. magNET, high-speed parallel network, links computer systems on two NMR spectrometers or data systems, almost doubling use of spectrometer. Varian
213 Polymers. Catalog/handbook lists more than 600 research-grade polymers, monomers, and plasticizers, with physical data. Scientific Polymer Products
223 Detector. Model 788 Dual Variable Wavelength Detector uses two user-selectable UV/visible wavelengths to analyze compounds of like or very similar structure. Micromeritics Instrument
214 Electrodes. Fisher Electrode Handbook, 3rd edition, gives theoretical and practical information on pH and its measurement, specifications on 58 units. Fisher Scientific 215 Temperature/pressure. 64-page catalog lists controls with hermetically sealed mercury switches or snap-action contacts. Mercoid
207 Sorbents. Arg-Dri KolectA-Kem polypropylene pads, sheets, and rolls give lint-free cleanup of liquid chemical spills, including HF, for clean room or other use; also come filled with magnesium oxide, soda ash, or activated charcoal. J. V. Mfg.
216 Specialty chemicals. 69-page product data book contains data sheets on fatty acids, tall oil products, alcohols. Union Camp
208 Coatings. Fluoroelastomer materials for processing equipment resist acids, alka-
217 ASTM Standards. Catalog describes standards and other publications. ASTM
224 Motion prevention. Inexpensive Skidtrol disks, put under flasks, beakers, other containers, prevent creeping of vessels on magnetic stirrers. Bell-Art Products 225 Pipetter. Stat-Matic II repeating pipetter, hand held, lightweight, just 8 inches long, with reduced hand-eye coordination and eye fatigue; metal and rubber free. TriContinent Scientific 226 Information service. LabLink service gives lab consumer access at all times to computer bank of lab chemical information; menu-driven, user-friendly. Mallinckrodt
227 Spectrometer. AFS-2000 second-generation multielement atomic fluorescence spectrometer offers detection limits in ppb or better for most elements, generally 10 times better than previously available. Baird 228 Micropipetting. MicroPipex, light, hand-held instrument dispenses liquids from glass capillary micropipets by rotating thumbwheel, without using mouth tube. Isolab
Plant equipment and instruments 229 Level indicator. Model 954 continuously indicates level of bulk solids in vessels of all kinds, without touching materials. Kistler-Morse 230 Filters. PALLsorb filter series removes traces of water from water-immiscible fluids by use of water-absorbing polymer. Pall 231 Solvent recovery. RS-20 unit, based on patented Recyclene system, processes 20 gal of waste material per shift, allows purification of solvents boiling under 390 °F for reuse, leaving minimum volume of hazardous waste. Zerpa Industries 232 Protective suit. Total encapsulating Happs 60 protective system for handling hazardous materials. ILC Dover 233 Heaters. Free-standing, low-profile units, type FSHP, heat liquid levels as low as 15 inches in chemical, petroleum tanks, and process vessels; ideal for heating heavy crudes, residuals, viscous chemicals. Thermal Fintube International 234 Bagging system. Series 7115 feeds up to 22 standard size pinch bottom, open-mouth bags per minute to filling and closing units. Bemis For information on these items or numbered ads, see Reader Service Card October 1, 1984 C&EN
31
