PITTSBURGH EXPOSITION Exhibiting: IR and UV transmitting materials, x-ray analyzing crystals, and pressed pellet powders. HARTMAN-LEDDON CO. 60th and Woodland Ave. Philadelphia 4 3 , Pa.
Exhibiting: Volumetric solutions in Handi-Boy, volumetric concentrates, Karl Fischer reagent, sodium biphenyl for organic halogen, iodine, monochloride solution, and other prepared specialties. HEATH CO. Hilltop Rd. Benton Harbor, Mich.
49023
Exhibiting: 21-Specd all electronic chart drive unit; dropping mercury electrode apparatus; recording pH meter, polarography system.
A REVOLUTIONARY WASH ROTTLE ! NEW CONCEPT! NEW DESIGN !TW /~«v
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HIGH PRESSURE DIAMOND OPTICS, INC. 9 2 9 Mackall Ave. McLean, V a . 2 2 1 0 1 HILGER & WATTS, INC. ENGIS EQUIPMENT CO. 8035 Austin Ave. Morton Grove, III. 6 0 0 5 3
Exhibiting: Three new spectrometer/ monochromators/spectrographs with direct reading, scan and photographic accessories designed to give the research facility maximum performance and flexibility. HONEYWELL, INC. 1100 Virginia Dr. Fort Washington, Pa.
19034
Exhibiting: ElectroniK 19, laboratory recorder; ElectroniK 16 laboratory re corders, chromatography recorders, laboratory controllers, trace signal am plifiers, signal conditioning equipment, high speed Visicorders, humidity and temperature controls, relay racks. HOTPACK CORP. Cottman and Melrose Philadelphia, Pa. 19135
Exhibiting: Complete line of all pur pose heavy duty lab baths, vacuum oven, Tru temp ovens and a completely redesigned high-temp furnace line. HOUSTON OMNIGRAPHIC CORP. 4 9 5 0 Terminal Ave. Bellaire, Texas 7 7 4 0 1
Exhibiting: OMNIGRAPHIC re corder which incorporates operating modes such as strip chart, XY, pro grammed, pulse input, and incremental
FILL
< The new N a l g e n e 5 Wash Bottle incorporates a revolutionary tech nique.* The dispensing tube is molded as an integral part of the polyethylene bottle. This unit con struction means the bottle can't leak! And, the tube extends to the very bottom of the bottle. Just s q u e e z e . D i s p e n s e to t h e last drop without tipping or shaking. M o r e f e a t u r e s ? The i n t e g r a l snap-on closure can't be lost—it's molded as part of the bottle. Large neck opening for easy filling—this wash bottle fills just like a regular bottle. Available in 125, 250, 500, 1000 ml sizes. Assortable with other Nalgene Labware for maxi mum discounts. Sound like the ideal wash bot tle? It is. Find out more from your lab supply dealer or write for our new 1966 catalog, Dept.1126, The Nalge Co., Inc., Rochester, New York 14602. *Pat. Pending
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V
NALGENE
LABWARE
NALGEN Another new product of Nalge Research
Leader in quality plastic labware since 1949
Circle No. 207 on Readers' Service Card
VOL. 38, NO. 2, FEBRUARY
1966
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