Research Article
Quantitation by Portable Gas Chromatography: Mass Spectrometry of VOCs Associated with Vapor Intrusion
Table 6
Breakthrough study results.
| Compound | Mass (m/z) | Breakthrough time (s) |
| Benzene | 78 | 75 | Carbon tetrachloride | 117 | 350 | ()-1,2-Dichloroethylenes | 96 | 75 | Ethyl chloride | 66 | 25 | Methylene chloride | 84 | 50 | Trichloroethylene | 97 | 125 | Tetrachloroethylene | 166 | 575 | Toluene | 92 | 150 | Vinyl chloride | 62 | 50 | o, m, p-Xylenes | 106 | 575 |
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