New Products
Transcript of New Products
N e w Products
Labwareand instruments 201 Dispensers. Semiautomatic diluters and dispensers handle volumes from 2.5 μL· to 10 mL including corrosive, hot, and high-viscosity fluids. Hamilton
202 Foamer. Small-batch portable foamer for testing ingredients before full-scale miking has capacity of 1 to 80 lb per hour at 0.6 final specific gravity. Oakes Machine
203 Syringe filter. Disposable, preassembled unit provides leakproof seal with both standard and Luer-lock syringes, has acrylic housing and cellulose acetate membrane filter. Nalge
204 Halogen analyzer. Screening analyzer for organic halogens measures both purgeable and nonpurge-able compounds. Ol Corp.
205 Moisture measurement. Designed for precision measurement of moisture in gases or liquids, unit provides direct digital readout over range of -110 to 60 °C and pressures to 5000 psig. Ondyne
206 Water purification. HPLC-grade water of consistent purity available on demand using organic scavenger resin cartridge combined with low-extractable membrane filtration. Millipore
207 LC converter. Liquid pump head assembly readily converts pump module from analytical to preparative operation. Du Pont
208 Gel destainer. Destain-ing/agitating system mechanically removes non-bound dyes or stains to simplify analysis of proteins in gel electrophoresis. I2R
209 Hydrogen purifiers. Units produce ultrapure hydrogen from commercial quality gas at capacities of 2 to 100 standard cu ft per hour. Johnson Matthey
210 Filter. Low-pressure inlet filter for HPLC pumps protects pump components from mobile phase particles while introducing little pressure drop. Scientific Systems
211 Concentrator. Unattended, low-cost system concentrates and/or filters macro-molecules of known molecular weight with reusable preassembled membranes. Bio-Molecular Dynamics
212 Metering pumps. Pumps designed for precise control of small liquid flow streams handle many laboratory fluids including slurries, suspensions, emulsions, solvents, and viscous concentrates. Fluid Metering
213 Microfilter. System for filtration of extremely small samples from 20 μ\- to 2 mL through centrifugation minimizes sample loss. Schleicher & Schuell
214 Hydrocarbon separation. HPLC column features specialized packing that separates saturates, aromatics, and polars in crude oils, synthetic fuels, and residual fuel products. Waters
Plant equipment and instruments 215 Feedback transmitter. Built-in transmitter in heavy-duty valve actuator line provides positioning signal for indicating and recording instruments at remote locations. Foxboro/Jordan
216 Arsine/phosphlne monitors. Gas monitors detect ar-sine and phosphine separately or in combination using photoionization detector with microprocessor-controlled gas chromatograph for automatic zeroing and calibration. Airco
217 Control valve. Temperature-actuated control valve senses process fluid temperature and regulates flow of steam to tracing lines. Ogontz Controls
218 Nickel stripper. Highspeed cyanide-free immersion system strips all types of electroless nickel deposits from ferrous-based alloys. Allied-Kelite
219 Resistivity controller. Digital indicator/controller measures solution resistivity referenced to 25 °C for both deionized and reverse osmosis systems. Thornton Associates
220 Tubing bundles. Stainless steel tubing bundles provide reliable pneumatic and hydraulic control for process applications in corrosive environments. Eaton
221 Pumps. Cartridge rotary vane pumps can draw vacuums as low as 0.5 μπι. Gast Manufacturing
Literature 222 Extrusion systems. Newsletter on improving reliability and efficiency of extrusion systems offers suggestions for improving on-stream factors and reducing unscheduled downtime. Werner & Pf leiderer
223 Atomic absorption spectroscopy. Report discusses interferences occurring in determination of lead in presence of various anions by furnace atomizer atomic absorption spectroscopy. Instrumentation Laboratory
224 Microprocessing. Brochure describes self-learning package containing 32 taped lectures, single-board computer, 4 input/output modules, and power supply for industrial training in microprocessing essentials. Waterloo Distance Education
225 Inorganics. Catalog lists high-purity inorganic materials, spectrochemical standards, and sample preparation equipment. SPEX Industries
226 Alkanolamides. Comprehensive technical bulletin includes data on viscosity re
sponse, foam enhancement, concentration effects, toxicity, and storage and handling of alkanolamide surfactants. Henkel
227 HPLC equipment. Catalog and reference guide describes solvent delivery pumps and variety of detectors measuring UV absorption, fluorescence, refractive index, electrochemistry, and conductivity. Anspec
228 Head-space techniques. Booklet summarizes literature currently available in head-space gas chromatography techniques, including complete reference and short abstract for each entry. Perkin-Elmer
229 Spectrophotometer cells. Catalog lists standard and special cells such as anaerobic, micro, water-jacketed, and others in wide variety of materials. Precision Cells
230 Energy-dispersive x-ray microanalysis. Brochure describes advanced analytical techniques including digital elemental mapping, electron loss, and Auger spectrometry. Link Systems
Chemicals and materials 231 4,4'-Diaminobenzani-lide. Chemical intermediate can be used to replace benzidine in manufacture of direct black dyes. Thiokol
232 Boron tribromide. Electronic-grade, water-white 99.9999%-pure boron tribromide is packaged in sealed borosilicate glass ampules. Transene
233 Precious metals. Silver, gold, platinum, palladium, iridium, rhodium, ruthenium, osmium, and rhenium salts available in solid form or in solution. Degussa
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Dec. 7, 1981 C&EN 65