Gas Chromatography Water analysis? Sulfur analysis? Nitrosamines? The Model 560 gas chromatograph equipped with the multi-element HALL® 700A Electrolytic Conductivity Detector offers the unique versatility of halogen, nitrogen, or sulfur specific mode operation. Sub-nanogram levels of these compounds are readily detected. For Capillary GC, Tracor's optional split/splitless glass capillary injector system allows SCOT, WCOT or conventional packed columns to be used "without changing inlets." Tracor offers the widest choice of GC detectors — Flame Photometric, Electron Capture (Ni63), Electrolytic Conductivity, Nitrogen/Phosphorous, Thermal Conductivity, Flame Ionization, and exclusive Ultrasonic Detector for low level determination of fixed gases. CIRCLE 205
Tracor
Chromatography Liquid Chromatography Priority pollutants? Clinical analysis?
Food preservatives?
Tracor's 900 Series Modular HPLC system will meet your exact requirements. Based on the 10,000 psi Model 950 pump, the system features the proven 970A Variable Wavelength Detector and the low pressure 980A Solvent Programmer. The new Model 965 Photo-Conductivity Detector adds selective detection capability for many halogen, nitrogen, and sulfur containing compounds. CIRCLE 206
GC/LC News Send for Tracor's FREE periodical, RETENTION TIMES, which will keep you informed of current developments in both gas and liquid chromatography. CIRCLE 207
Tracor Instruments Tracor, Inc.
6500 Tracor Lane
Austin, Texas 78721
Telephone 512:926 2800
TWX 910-874-1372
TELEX77-6414
ANALYTICAL CHEMISTRY, VOL. 5 1 , NO. 12, OCTOBER
1979 • 1177 A
