NEW PRODUCTS
Chemicals and materials 201 Graphite adhesives. Two grades are available for bond ing and coating graphite com ponents: 551-A for use in ox idizing a t m o s p h e r e s , and 551-R for use in reducing at mospheres. Aremco Products 202 Heat-conductive com pound. Ready-to-use, nonhardening compound increases heat transfer from one surface to another; can be applied between heat exchangers and vessels. Dylon Industries 203 Leak detection. When applied to fittings, pipes, or tubing, 6 solutions produce telltale, long-lasting bubbles that locate leaks. Cantesco 204 Vinyl ester resin. Mate rial for automotive structural c o m p o s i t e s is tough and withstands high temperatures; can be processed on lowpressure resin transfer mold ing equipment. Dow Chemical 205 Copolymer emulsion. High-solids, low-viscosity vi nyl acetate-ethylene copoly mer is compounding base for many uses, such as adhe sives to laminate vinyl to par ticle board. Air Products & Chemicals 206 Preservative. Nonirritating, liquid biocide controls microorganisms, such as bac teria and mold, that deterio rate paper or paperboard products. Betz PaperChem 207 Waste treatment. Bac terial culture eliminates many components found in indus trial waste streams; treats de tergents, petroleum, pulp, pa per. Solmar 208 Ibuprofen. Directly com pressible form reduces pro cessing time; can be used in manufacture of 200-, 400-, and 600-mg tablets. Mallinckrodt 209 Antimicrobial agent. Bioban GK has received EPA registration for use as pre servative in metalworking fluids and latex paints. Angus Chemical
210 Adsorbent. Macroreticular styrene-divinylbenzene co polymer beads have average pore diameter of 144 A; use ful for protein and peptide work. Bio-Rad Laboratories
Literature 211 Solutions. Catalog lists more than 600 standard so lutions, buffers, and titrants, including colorimetric, test, re agent, and volumetric solu tions. Solutions Plus 212 Valves. 36-page catalog describes features and bene fits of diaphragm valve and discusses major components; includes step-by-step instruc tions on how to select correct unit. Rockwell International 213 Aromatic acids. Book lets detail new line of multi functional acids used to cre ate new polymers. Amoco Chemicals 214 Coatings. Interactive disk for use with IBM PC and oth er compatible computers fo cuses on solving problems involving low solvent coating applications with solventresistant epoxy coatings. Ciba-Geigy 215 Polymer processing. Bro chure describes Pass-1 com puter software package that assists in design of new equipment and analyzing existing operations. Polymer Processing Institute 216 Inorganic spectroscopy. Catalog lists expanded line of standards for atomic ab sorption, graphite furnace AA, optical emission, and x-ray fluorescence. Spex Industries 217 Factory fluid recovery. 12-page booklet explains cost-efficient methods and benefits of recycling contami nated factory fluids. Barrett Centrifugals 218 Process control. Prod uct guide depicts state-of-theart instrumentation packages for measurement, control, and data acquisition; includes computing packages and in dicator packages. Devar
219 Sludge depth meter. Booklet describes micropro cessor-based instrument that uses no moving parts to con tinuously monitor location of sludge/liquid interface. Markland Specialty Engineering 220 Control software. Guide lists packages for process control as well as hardware/ software configuration recom mendations and suggested ap plications. Heuristics
Labware and instruments 221 FTIR. High-throughput, horizontal attenuated total re flectance accessory analyzes aqueous-based or organic samples that are not easily analyzed by transmission in frared. Spectra-Tech 222 Hazardous chemicals. Database software on prop erties for IBM XT is made for educational and research fa cilities that do not require ultrahigh speed of original ChemPro. Fisher Scientific 223 Gas chromatography. Mass spectrometric detector has high sensitivity, large dy namic range, and high speci ficity. Finnigan Mat
solids or poorly miscible liq uids; all standard and pyridinefree reagents may be used with unit. Vector Marketing 228 Liquid chromatography. Programable pulseless, dualpiston pump delivers from 10 μΙ_/ηιιη to 10 mL/min in 0.01 mL/min increments with max imum pressure of 6000 psi. Spectra-Physics 229 HPLC. Column block heater with separate temper ature controller accommo dates column lengths from 5 to 30 cm. Peris Industries
Plant equipment and instruments 230 Drag scrapers. Units can be used for primary recovery of by-products and for sedi ment removal of slimes from ponds; average extraction rate is 40 to 365 cubic yards per hour. Fuchs Systems 231 Turbidimeter. EPA-approved, on-line digital device provides sensitivity required for filtration control. Hach 232 Pesticide detector. De vice provides on-the-spot test to detect within minutes pres ence of organophosphates and carbamates. EnzyTec
224 Signal averager. Com pact, portable instrument has 5 modes of operation includ ing signal averaging, pulse counting, signal averaging with pulse counting, and fre quency histograms. Nicolet
233 Tank jacket. Secondary containment system made of high-density polyethylene pro vides corrosion protection for steel underground storage tanks. Total Containment
225 Surface analysis. Mer cury pressure unit operates remotely; measures radioac tive materials for porosity, sur face area, and particle size distribution. Haake Buchler Instruments
234 Gas detector. Unit mon itors levels of combustible gases and displays them on digital readout; outputs can tie directly to computer-based control s y s t e m . Detector Electronics
226 X-ray monochromator. In combination with PHI's 5000 series ESCA line of sur face analysis instrumentation, device gives maximum ener gy resolution and signal in tensity. Perkin-Elmer
235 Radiation monitor. Small cadmium telluride sensor can be placed in remote locations such as in thermowell hous ing within flow stream. Radi ation Monitoring Devices
227 Titrator. Karl Fisher de vice has built-in homogenizer that pulverizes and blends
For information on these items or numbered ads, see Reader Service Card February 16, 1987 C&EN
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