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Specified composition of the e-liquids used in this study.
| eCap flavor | Product code | Proportions of ingredients (% w/w) | ||||
|---|---|---|---|---|---|---|
| VG | PG | Water | Nicotine | Other (flavors) | ||
| CM 18 mg/ml | ePen2CM | 37.64 | 34.73 | 25.00 | 1.86 | 0.77 |
| DC 18 mg/ml | ePen2DC | 48.14 | 23.86 | 25.00 | 1.86 | 1.14 |
| GT 18 mg/ml | ePen2GT | 48.14 | 24.97 | 25.00 | 1.86 | 0.03 |
| Unflavored | ePen2NF | 48.14 | 25.00 | 25.00 | 1.86 | 0.00 |
