A Quality Instrument for Those Who Demand the Best

Podbielniak Model 4550 CHROMACON Programmed Temperature Chromatograph

Model 4550 C H R O M A C O N offers the ultimate in accuracy and reproducibility due to

the use of servo proportional temperature control lers for column and detector ovens. The

heat control system features a cal ibrated bridge circui t wi th a plat inum sensor as one leg

compared to a digital set-point as the other leg.

Other unusual quality features include:

1. Automat ic cool ing cycle which returns column to start ing temperature.

2. Abi l i ty to use preparative columns in 12" x 12" x 5" column oven.

3. Interchangeable thermal conductivi ty and f lame ionization detectors.

Write for detailed technical specifications.

PODBIELNIAK, INC. DIVISION OF DRESSER INDUSTRIES. INC.

3 2 0 0 N . W O L F R O A D , F R A N K L I N PARK, ILLINOIS, U.S.A.