NEWS
MELTING POINTS IN SECONDS Determine molecular weights, eutectic temperatures, identify and evaluate purity of substances using . . . KOFLER MICRO METHODS AND THERMAL APPARATUS
Kofler Hot Bench Range + 5 0 ° to +260°C Accuracy ± 1 ° C
Kofler Hot and Cold Stages and "Thermopan" Microscope Range —50" to + 3 5 0 ° C
Hacker
William J. Hacker & Co., Inc. Box 646, West Caldwell, New Jersey 07006 (201) 226-8450 Circle No. 135 on Readers' Service Card
NEW· PORTABLE · COMPLETE
Basic High-Vacuum System Convenient and economical for: • student use • demonstrations • research TYPICAL APPLICATIONS • handling gaseous material • preparing geochemieal samples • effecting molecular distributions • preparing samples for nuclear magnetic and electron spin resonance studies Comes complete (as illustrated) with rack and all glass components including diffu sion pump, manifold, McLeod gauge, manometer, traps, adapters and hardware.
ONLY $595 Catalog 60-D-4B contains details on this and the complete line of High-Vacuum systems.
Delmar
S C I E N T I F I C L A B O R A T ORI b S , I H C 317 MADISON S I , MATWOOO, ILL.
circle No. 42 on Readers' Service Card
54 A .
ANALYTICAL CHEMISTRY
III Polish Analytical Conference The I I I Polish Analytical Confer ence, organized by the Commission of Analytical Chemistry of the Polish Academy of Sciences under the auspices of the International Union of Pure and Applied Chemistry, will be held in War saw, Poland, Sept, 10 to 15, 1968. The main subjects to be covered at the meeting are : Basic problems of analytical chemistry; new reagents, ionic equilibria, accu racy and precision, etc. Analytical methods in inorganic indus try Analytical methods in organic industry Techniques of analytical chemistry: new apparatus, automation, stan dards, sampling, etc.
Those wishing to present papers at the meeting should send an abstract be fore January 15, 1968, to Dr. Adam Hulanicki, Warszawa 22, ul. Pasteura 1, Poland. Further information and applications for attending the confer ence may also be obtained from Dr. Hulanicki.
Industry Items Analtech, Inc., Wilmington, Del., manufacturer of thin-layer chromatog raphy equipment and custom chemi cals, has announced the sale of its En vironmental Science Laboratory divi sion. The division, purchased by M. Karl Brandt, will continue its services under the name of Brandt Associates. Location of the new company is 3617 Kirkwood Hwy., Wilmington, Del. Bausch & Lomb, Rochester, Ν. Υ., announced an agreement to acquire the Houston Instrument Co., Houston, Texas. Bausch & Lomb is a leader in the optical, electronic, and scientific in strument field; Houston Instrument manufacturers a line of Omnigraphic recorders. Calbiochem, Los Angeles, producer of biochemicals for research, plans to purchase the American Agar and Chemical Co., makers of agar, a gell ing and stabilizing agent used by the foods industry and in research labora tories. Fisher Scientific Co., Pittsburgh, Pa., has acquired Kurland Glass Lab oratories, Inc., of Montclair, N . J. Kurland will function as an auxiliary plant of the Fisher Glass Apparatus Division and will add new products and glass-working skills to the division. Union Carbide Corp. has created an instrument department within its Electronics Division, White Plains, Ν. Υ., which will market environmental pollution monitoring instruments and special industrial analyzers.
