N e w Products
Labwareand instruments 100 Radioenzymic catecholamines assay kit. Gives 1-day quantitative measurements of 3 catecholamines. Upjohn
116 Epoxy-quartz flooring. Slip-proof material cleans easily, installs quickly, and is resistant to spilled chemicals. United Surfaces 117 Teflon roller covers. Seamless, heat-shrinkable tubes prevent corrosion, material buildup. Cadillac Plastic
101 4-chamber cell growth apparatus. Allows metabolic products to diffuse between cultures for study of ecological relationships. New Brunswick Scientific
118 Self-cleaning filtration system. Counterf low of the filtrate backflushes filter elements. Fluid Dynamics
102 Ozone generator. For calibrating pollution monitors, weather-testing materials, testing tolerance in plants and animals. Columbia Scientific Industries
119 Mechanical oil skimmer. Treats wastewater from parts washing, chromating, pickling, and phosphating equipment. Air & Water Control
103 Xenon light source. 75watt lamp for fast reaction spectrophotometry. Durrum
120 Centrifugal pump. Handles corrosive and/or erosive liquids at up to 400 gpm. Ampco Metal
104 Column packing. For gas chromatographic analysis of cellular fatty acids in identification of bacteria. Supelco 105 Bench-top covering. Waffle-textured paper absorbs spills, plastic backing shields bench top. Quantimetric Medical 106 Miniature calcite polarizers. Intended for ion or tunable dye lasers. Interactive Radiation Inc. 107 Vial file. 40 vials fit in plastic case for storage, indexing. Wheaton 108 Electronic balances. Top-loading devices offer high-speed, 1-mg resolution. Arbor Laboratories
Plant equipment and instruments 114 Gas recovery system. Catalytic system reclaims process gas and energy from waste gas. Engelhard 115 Furnace insulation. Ceramic fiber modules can withstand up to 2600° F. Carborundum
121 Ceramic fiber insulating ropes. Asbestos-free cord seals furnace doors, expansion joints at up to 2300° F. Carborundum 122 Screw-conveyor kiln. Compact unit heats particles uniformly on first-in, first-out basis, operates between 1000° and 2000° F. Selas
Literature 133 Powdered coal firing. Brochure describes grinding system that adapts any oil or gas furnace to coal. Pullman Swindell 134 Laboratory plastic ware. 60-page 1977 catalog covers Nalgene line. Ace Scientific 135 Temperature measurement idea booklet. Sketches show use of available devices in hard-to-solve individual problems. Nationwide Electronic Systems 136 Laboratory safety catalog. 1977 edition, 40 pages. Lab Safety Supply 137 Amine catalysts. Booklet details 12 catalysts and their use with urethane foam. Union Carbide 138 Electron microscopy. 28-page catalog lists 107 new products. Structure Probe 139 Chromatography supplies. 1977-78 catalog has 150 pages. Alltech Associates
123 Porous Teflon sheets. Inert, heat-resistant, hydrophobic filters serve in caustic environments. Glasrock Products.
140 Applied science catalog. 150 pages of biochemicals, reagents, chromatography products, isotopelabeled chemicals, and pilot plant services. Applied Sciences Laboratories
124 Carbon monoxide detector. Portable unit detects up to 300 ppm in the field, with immediate meter response. Gas Tech Inc.
141 Solvent for coatings. Data on solvents, cosolvents, couplers, diluents, and plasticizers. Union Carbide
125 Wet gas scrubber. Salvages heat for re-use as it cleans dirty gases. Sly Mfg.
142 Spectrochemistry. 23 pages of accessories. Spex Industries Inc.
126 Portable acoustic leak detector. Extremely sensitive device for pipes, pressure vessels, heat exchangers. Exxon Nuclear Co.
143 Water/fuel emulsion. Brochure explains role of emulsification in performance and economy of boilers and turbines. Gaulin
127 Flow control valve. Maintains constant flow regardless of pressure changes between 10 and 150 psi. Plast-O-Matic Valve
144 Extrusion processes. Newsletter defines methods of evaluating economics of a new system. Werner & Pfleiderer
145 Polyalkylene glycols. Properties, and application(s) from metalworking lubricants to skin lotions, described in 48-page booklet. Union Carbide
Chemicals and materials 151 Viscosity stabilizer. Additive minimizes viscosity changes in high-solid slurries. Nalco Chemical 152 Biological waste treatment. Mutant bacteria degrade wide range of toxic effluents and surfactants. Polybac 153 Vitreous carbon. Glassy form of element can be injection molded, machined. Fluorocarbon Co. 154 Platinum compounds. Unique materials can be deposited on variety of catalyst supports. Prototech 155 Laboratory cleaning agent. New solvent has high flash point, mild odor, and low toxicity, and will not harm metal, rubber, or glass. J. T. Baker Chemical 156 Diaminomaleonitrile. Useful as antibiotic, plant growth regulator, additive to polymers, and for synthesis of pharmaceuticals. Chemical Dynamics 157 Isotone. Acetone replacement in resin fields has higher flash point, lower toxicity, and faster solvency. Isochem Resins Co. 158 Technical white oils. Have applications in textiles, food-processing, plastics, others. Sun Petroleum 159 Precious metal chemicals. Smaller laboratory quantities now available through new marketing plan. Ventron For information on these items or numbered ads, see reader service card May 16, 1977C&EN
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