MANUFACTURERS' LITERATURE details are also given. Bulletin 61A. Technique Associates, 1413 N. Cornell, Indianapolis 2, Ind. 608
Faster than hands..» and tireless
Fluid Monitoring Systems. Four-page bulletin describes fluid monitoring sys tems for measuring radioactivity in gases and liquids. Included are specifi cations giving sensitivity of various de tectors and selection chart showing equipment required to monitor each type of radiation. Bulletin FMS-1B. Nuclear Measurements Corp., 2460 N. Arlington Ave., Indianapolis 18, Ind. 609 Neutron Activation Analysis. This analytical technique is described in de tail in a 6-page bulletin which contains graphs, tables, illustrations, and ex amples. Bulletin No. 10. Nuclear-Chi cago Corp., 359 East Howard Ave., Des Plaines, 111. 610
Adams Cyclo-Mixers For prolonged or rapid, controlled mixing in test tubes: Two-Unit or Four-Unit Cyclo-Mixers provide any degree of agitation — from rapid mixing to violent churning . . . eliminate time-consuming and fatiguing hand-mixing, need for monitoring, and danger of contamination. Three speeds with separate motor and speed control for each tube. Available with interchangeable cups to handle a variety of tube sizes ranging from 15 mm. to 25 mm. in diameter and up to 200 mm. in length.
Radioactive Isotope Manual. "Ana lytical Procedures with Radioactive Iso topes" combines 8 technical bulletins in one 32-page book. Nuclear Chicago Corp., 333 East Howard Ave., Des Plaines, 111. 611
Use Single-Unit Cyclo-Mixers (not illustrated) for quick-as-a-wink mixing or agitation in test tubes or small flasks. Equipped with the unique Clay-Adams Foot Switch, the single-unit model leaves both hands free for holding tubes or flasks. Prices: Cyclo-Mixer, Two-Unit, each S 154.00 Cyclo-Mixer, Four-Unit, each $248.00 Cyclo-Mixer, Single-Unit, with Foot Switch, each $68.50
Adams Clay-
Contamination Manual. "Detection and Analysis of Contamination" is a 34page illustrated manual which outlines laboratory and field sampling proce dures for liquids, gases, pressurized sys tems, ambient air conditions, and cryo genic systems. Analytical procedures include particle count methods and gravimetric analyses. Millipore Filter Corp., Bedford, Mass. 612
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Available from your dealer. Circle No. 32 on Readers' Service Card
AUTOMATIC
KARL FISCHER
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Digital Balance. An 8-page catalog gives design and performance data on two new balances, one semimicro and the other macro. Both balances fea ture digital readout. Bull. No. 104A. Mettler Instrument Corp., P.O. Box 100, Princeton, N. J. 613
MOISTURE D ι y Έ η Μ ; Ν Α τ •: ο Ν The Karl Fischer method is now run on Technicon AutoAnalyzer... Continuous/ Automatic. Appli cable wherever Karl Fischer reagent is used. In the plant... AutoAnalyzer monitors and continu ously controls moisture in process streams. In the laboratory... AutoAnalyzer provides up to 40 determinations an hour automatically. Technicon® AutoAnalyzer® measures many other substances as well. Send for your free methodology literature kit KF2.
TECHNICON RESEARCH 138 Α
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Circle Να. 171 on Readers' Service Card ANALYTICAL CHEMISTRY
Analytical Balances. A leaflet de scribes how highly precise weighings of radioactive, poisonous, or explosive ma terials can be made using the new W5/ 11 Model and the W8/11 Models. Both can be operated by remote control. Bull. No. 107A. Mettler Instrument Corp., Box 100, Princeton, N. J. 614 Lightweight Laser. Specifications for the Trident lightweight laser, Series 500, are given in a 4-page illustrated pamphlet. Auxiliary units are de scribed and some fields of application are suggested. Maser Optics, Inc., 89 Brighton Ave., Boston 34, Mass. 615 Pressure Instruments. A variety of pressure gages, switches, and combina tions are described in a 16-page illus trated catalog. Operation, characteris-
