The most complete and versatile line of metal

Laboratory Furniture

& Casework. Making an investment

in lab furniture by Duralab

really pays dividends . . . in years of service.

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TOrisdCAr Θ SWEETS

Constructed of superior materials, such as lead-coated sheet steel with baked-on enamel finish providing corrosion and acid resistance for the utmost in performance, durability and value.

Custom features include concealed hinges, double-panel insulated doors and drawers wi th removable panels for easy cleaning and decontamination. Get the ful l story from our engineering team.

DURALAB E Q U I P M E N T C O R P O R A T I O N 107-23 Farragut Rd., Brooklyn, NY 11236 / 718-649-9600

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Exceptional Performance and Uncompromising Value!

• Compact design and high performance • Easy to use and maintain • Quick setup and solvent changeover • Upgradable to gradient operation • Microbore, analytical, or semi-preparative

LC applications • Precise solvent delivery for reproducible

results • Very low pulsation for optimum results and

long column life • Ask for details:

The SSI Model 222 HPLC Pump delivers exceptional performance for both conventional and high-speed HPLC as well as GPC and ion chromatography. The versatile Model 222 is a rugged, reliable HPLC pump with a long list of helpful features: remote control capability, optional pumpheads for microbore or semi-prep LC, settable upper and lower pres­sure limits, solvent compressibility correction, built-in injector mount and column enclosure, upgradability to gradient oper­ation, and more.

1-800-441-HPLC [1-800-441-4752] in PA call 814-234-7311

or write to:

Scientific Systems, Inc. 1120 W. College Avenue, State College, PA 16801

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ANALYTICAL CHEMISTRY, VOL. 58, NO. 14, DECEMBER 1986 · 1435 A

and

(shown with optional 3XL injector)