Research Article
An Optimized Adsorbent Sampling Combined to Thermal Desorption GC-MS Method for Trimethylsilanol in Industrial Environments
Figure 4
Total ion chromatograms of a typical field sample collected in a semiconductor fabrication workshop. Notes: IPA: Isopropyl alcohol; PGME: Propylene glycol methyl ether; PGMEA: Propylene glycol monomethyl ether acetate; L2: Hexamethyldisiloxane; D3: Hexamethylcyclotrisiloxane; D4: Octamethylcyclotetrasiloxane; D5: Decamethylcyclopentasiloxane.
![690356.fig.004a](https://static.hindawi.com/articles/ijac/volume-2012/690356/figures/690356.fig.004a.jpg) |
(a) Total ion chromatogram in scan mode |
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![690356.fig.004b](https://static.hindawi.com/articles/ijac/volume-2012/690356/figures/690356.fig.004b.jpg) |
(b) Total ion chromatogram in SIM mode |
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