FISHER SCIENTIFIC CO

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NEWS with the introduction, presence, and effects of toxicants in the total environment. Results of current research will be presented as brief reports; the articles will be free from restrictions imposed by purely scientific journals, particularly with respect to completeness of studies reported with resultant delays. Descriptions of new methods, procedures, or techniques will be sufficiently detailed so as to permit direct application in other laboratories. Editor-in-Chief is J. W. Hylin, Department of Agricultural Biochemistry, University of Hawaii, Honolulu, Hawaii. He is aided by an Advisory Board of four members: F. A. Gunther, Dept. of Entomology, University of California, Riverside; J. S. Jacobson, Boyce Thompson Institute of Plant Research, Yonkers, N. Y.; N. W. Moore, Monks Wood Experimental Station, Abbots Ripton, Huntingdon, England; and Helmut Tietz, Farbenfabriken, Bayer AG, Leverkusen, Germany. Cost of the periodical is $15 per year for institutions and §7.50 for individuals.

Industry Items Dynatech Corp., 17 Tudor St., Cambridge, Mass., has been named exclusive distributor in the U. S. and Canada of the instrument line of the Netzsch Co., Selb, West Germany. Dynatech's present line of thermophysical properties measuring instruments will be enhanced by the addition of the following Netzsch instruments : dilatometers, differential thermal analyzers, thermogravimetric analyzers, a temperaturetime programmer, and several amplifier-controllers. Instrulab, Inc., Dayton, Ohio, manufacturer of Evenvolt voltage reference units and other instrumentation power supplies, has acquired the physical assets of the reference unit and power supply division of Viking Industries, Inc., Chatsworth, Calif. Instrulab supplies digital voltmeters A to D converters and instrumentation for precision d.c. measurements. Lachat Chemicals, Inc., has moved to Ashland Office Bldg., 20200 Ashland Ave., Chicago Heights, III. 60411. Waters Associates, Inc., Framingham, Mass., announces the establishment of Waters Associates (Instruments) Ltd., Stockport, Cheshire, England, as a wholly owned subsidiary. York Instrument Corp. has been appointed the exclusive distributor for Terumo micro syringes for the U. S. The special syringes are used for injection of minute samples into gas chromatographs and experimental animals.

FISHER IMPROVES ITS ELECTROPHOTOMETER™ FOR GREATER STABILITY, MORE CONVENIENCE, WIDER USES . . . AND A LOWER COST TO YOU The new Electrophotometer II colorimeter measures transmittance from 1 0 % to 100%T and absorbance from 0 to 1 with reproducibility better than ± 0 . 5 % T . A new, double-beam photometric system virtually cancels out effects of voltage fluctuations. A quick turn of the 6-place filter wheel changes filters. A Flow-Through accessory lets you read a sample, pump it out, and pour in the next within seconds. Another accessory converts the instrument for accurate colorimetric titrations. Price of the Fisher Electrophotometer II—without accessories—is $285. You also receive a manual detailing 20 widely used metallurgical and water-analysis procedures. Questions? Our free product bulletin has the answers. Get your copy by writing Fisher Scientific Company, 100 Fisher Building, Pittsburgh, Pa. 15219. j.535

FISHER SCIENTIFIC CO. Instruments, Apparatus, Furniture and Chemicals f o r Laboratories , Complete stocks in all these locations: Atlanta · Boston · Chicago · Cleveland · Houston · New York Philadelphia · Pittsburgh · St. Louis · Union, N. J. · Washington · Edmonton · Montreal · Toronto · Vancouver See Buyers Guide for all products/sales offices. Circle No. 51 on Readers' Service Card VOL. 38, NO. 6, MAY 1966

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