1. Sample collection and analytical techniques for volatile organics in air;Cox,1983
2. Evaluation of a versatile gas sampling container design;Harsch;Atmospheric Environment,1980
3. Evaluation of cryogenic trapping as a means for collecting organic compounds in ambient air;Holdren;Final report on EPA Contract 68-02-3487 to Battelle Columbus Laboratories, Columbus, OH,1984
4. Automated cryogenic preconcentration and gas Chromatographic determination of volatile organic compounds in air;McClenny;Analyt. Chem.,1984
5. Evaluation of sampling methods for gaseous atmospheric samples;Pellizzari;Final report on EPA Contract No. 68-02-2991 to Research Triangle Institute, Research Triangle Park, NC,1984