V O L U M E 2 3, NO. 7, JULY
1951
27 A
RN
PLATINUM
IMMEDIATE DELIVERY!
for all Scientific and Industrial uses
Laboratory wares of all description. Electrodes,Stills, Retorts and other Special Process Equipment to order. Sheet, Wire, Tubing, Gauze and Fine Foils. Platinum Metal Catalysts — Concentrated forms and on carriers. Palladium, Iridium, Osmium, Rhodium and Ruthenium. Salts and Solutions. We pay highest prices for scrap platinum and have facilities for prompt recovery of spent platinum and palladium catalysts. WE INVITE YOUR INQUIRIES AND WILL SEND ON REQUEST FOLDERS: 1E-20,"Platinum, Gold & Silver for Science, Industry & the Arts' IE-21, "Platinum and Palladium Catalysts".
THE A M E R I C A N PLATINUM WORKS PRECIOUS METALS
SINCE ) 2 3 1 N E W JERSEY 1875 N E W A R K 5, N . J.
R.R.AVE.,
LINDBERG LABORATORY HOT PLATES Built-in spillage protection—a feature of the specially "metallized" top plate. Simple, stepless temperature control to any degree of heat within the working limits. Coiled nickel-chromium elements heat the top uniformly from 1 30°F. to the continuous operating peak of 950°F. (54 to 510°C.) All parts of the unit are protected by heavy insulation and sheet steel. Built-in instruments and controls are ready for one simple connection to the power source. Lindberg Laboratory Hot Plate·—all sizes—are in stock and available for immediate delivery. Ask your laboratory dealer for full details.
LINDBERG
LABORATORY DIVISION
Lindberg Engineering Company 2440 W . H u b b a r d Street, Chicago 12, Illinois
