Innovative Chromatography Products
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www.restek.it
40 mL of Electronic Cigarette Vapor Collected on a Thermal Desorption Tube and Analyzed on Rtx-VMS
| Peaks | tR (min) | Match Quality | Vapor | Blank* | Region | |
|---|---|---|---|---|---|---|
| 1. | Nitrogen/oxygen | 0.685 | 100 | x | x | Red |
| 2. | Carbon dioxide | 1.063 | 100 | x | x | Red |
| 3. | Propene | 1.200 | 100 | x | Red | |
| 4. | Formaldehyde | 1.227 | 100 | x | Red | |
| 5. | Sulfur dioxide | 1.313 | 90 | x | Red | |
| 6. | Chloromethane | 1.380 | 100 | x | Red | |
| 7. | Water | 1.453 | 100 | x | x | Red |
| 8. | Acetaldehyde | 1.672 | 100 | x | Red | |
| 9. | Methanol | 1.715 | 100 | x | x | Red |
| 10. | Unidentified | 1.885 | x | Red | ||
| 11. | Ethanol | 2.270 | 100 | x | Red | |
| 12. | Unidentified | 2.331 | x | Red | ||
| 13. | Unidentified | 2.410 | x | Red | ||
| 14. | Acrolein | 2.581 | 100 | x | Red | |
| 15. | Propanal | 2.629 | 100 | x | Red | |
| 16. | Methylene chloride | 2.770 | 100 | x | x | Red |
| 17. | Acetone | 2.843 | 100 | x | Red | |
| 18. | Unidentified | 2.892 | x | Red | ||
| 19. | Hexane | 2.928 | 100 | x | Red | |
| 20. | Acetonitrile | 3.160 | 100 | x | x | Red |
| 21. | Unidentified | 3.544 | x | Orange | ||
| 22. | Unidentified | 3.842 | x | Orange | ||
| 23. | Trimethylsilanol | 3.928 | 100 | x | Orange | |
| 24. | Unidentified | 4.092 | x | Orange | ||
| 25. | Unidentified | 4.159 | x | Orange | ||
| 26. | Unidentified | 4.245 | x | Orange | ||
| 27. | Unidentified | 4.354 | x | Orange | ||
| 28. | Benzene | 4.452 | 100 | x | x | Orange |
| 29. | Unidentified | 4.519 | x | Orange | ||
| 30. | Acetic acid | 5.055 | 86 | x | Orange | |
| 31. | Unidentified | 5.141 | x | Orange | ||
| 32. | Unidentified | 5.647 | x | Orange | ||
| 33. | Unidentified | 5.756 | x | Orange | ||
| 34. | 1-Hydroxy-2-propanone | 6.073 | 80 | x | Orange | |
| 35. | Unidentified | 6.165 | x | Orange | ||
| 36. | Unidentified | 6.220 | x | Orange | ||
| 37. | Toluene | 6.280 | 100 | x | x | Orange |
| 38. | Hexamethylcyclotrisiloxane | 6.506 | 91 | x | Orange | |
| 39. | Unidentified | 7.231 | x | Orange | ||
| 40. | Unidentified | 7.530 | x | Orange | ||
| 41. | Propylene glycol | 7.737 | 100 | x | Green | |
| 42. | m-Xylene | 8.048 | 100 | x | Green | |
| 43. | p-Xylene | 8.048 | 100 | x | Green | |
| 44. | o-Xylene | 8.530 | 100 | x | Green | |
| 45. | Styrene | 8.597 | 100 | x | Green | |
| 46. | Unidentified | 9.158 | x | Green | ||
| 47. | Octamethylcyclotetrasiloxane | 9.218 | 91 | x | Green | |
| 48. | 4-Methyl-1-(1-methylethyl)cyclohexene | 9.371 | 95 | x | Green | |
| 49. | Unidentified | 9.639 | x | Green | ||
| 50. | Unidentified | 9.852 | x | Green | ||
| 51. | Unidentified | 9.932 | x | Green | ||
| 52. | Unidentified | 10.121 | x | Green | ||
| 53. | Unidentified | 10.219 | x | Green | ||
| 54. | Trimethylpyrazine | 10.468 | 80 | x | Green | |
| 55. | Benzaldehyde | 10.657 | 100 | x | Green | |
| 56. | Unidentified | 10.858 | x | Green | ||
| 57. | Unidentified | 11.120 | x | Green | ||
| 58. | Unidentified | 11.187 | x | Green | ||
| 59. | Acetylpyrazine | 11.541 | 93 | x | Green | |
| 60. | Decamethylcyclopentasiloxane | 11.620 | 91 | x | Green | |
| 61. | Phenol | 11.870 | 94 | x | Green | |
| 62. | Unidentified | 12.272 | x | Green | ||
| 63. | 1,1'-Oxybis-2-propanol | 12.333 | 90 | x | Green | |
| 64. | Glycerin | 12.748 | 100 | x | Blue | |
| 65. | Unidentified | 13.327 | x | Blue | ||
| 66. | Dodecamethylcyclohexasiloxane | 13.979 | 94 | x | Blue | |
| 67. | Nicotine | 15.862 | 100 | x | Blue | |
| 68. | Tetradecamethylhexasiloxane | 16.082 | 91 | x | Blue | |
| 69. | Unidentified | 16.326 | x | Blue | ||
| 70. | Unidentified | 16.460 | x | Blue | ||
| 71. | Myosmine | 17.216 | 94 | x | Blue | |
| 72. | Nicotyrine | 17.807 | 90 | x | Blue | |
| 73. | Unidentified | 18.002 | x | Blue | ||
| 74. | 2,3'-Dipyridyl | 18.618 | 94 | x | Blue | |
| 75. | Unidentified | 18.721 | x | Blue | ||
| 76. | Unidentified | 19.294 | x | Blue | ||
| 77. | Unidentified | 19.611 | x | Blue | ||
| 78. | Unidentified | 20.093 | x | Blue | ||
| 79. | Unidentified | 20.190 | x | Blue | ||
| 80. | Unidentified | 20.269 | x | Blue | ||
| 81. | Unidentified | 20.501 | x | Blue | ||
| 82. | Unidentified | 20.855 | x | Blue |
*The concentrations of these compounds in e-cigarette vapor were too close to blank and/or laboratory air concentrations to definitively state they were emitted from the e-cigarettes.
GC_AR1161
| Column | Rtx-VMS, 30 m, 0.25 mm ID, 1.40 µm (cat.# 19915) | ||||||||
| Sample | |||||||||
| Conc.: | One 40 mL puff of electronic cigarette vapor drawn via a gas-tight syringe to replicate vaping | ||||||||
| Injection | Direct | ||||||||
| Oven | |||||||||
| Oven Temp.: | 35 °C (hold 1 min) to 250 °C at 11 °C/min (hold 4 min) | ||||||||
| Carrier Gas | He, constant flow | ||||||||
| Flow Rate: | 2.0 mL/min @ 35 °C | ||||||||
| Detector | MS | ||||||||
| Mode: | Scan | ||||||||
| Scan Program: |
| ||||||||
| Transfer Line Temp.: | 250 °C | ||||||||
| Analyzer Type: | Quadrupole | ||||||||
| Source Type: | Extractor | ||||||||
| Extractor Lens: | 6mm ID | ||||||||
| Source Temp.: | 230 °C | ||||||||
| Quad Temp.: | 150 °C | ||||||||
| Electron Energy: | 70 eV | ||||||||
| Tune Type: | BFB | ||||||||
| Ionization Mode: | EI | ||||||||
| Preconcentrator | Markes UNITY™ | ||||||||
| Instrument | Agilent 7890B GC & 5977A MSD | ||||||||
| Acknowledgement | Markes |
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