Table 2.
Atomizer per flavor | Unflavored | Strawberry | Tobacco | ||||||
---|---|---|---|---|---|---|---|---|---|
Voltage (V) | Power (W) | Amount aerosolized (mg) | Voltage (V) | Power (W) | Amount aerosolized (mg) | Voltage (V) | Power (W) | Amount aerosolized (mg) | |
1 | 3.75 | 7.9 | 90.4 | 3.74 | 8.0 | 91.0 | 3.75 | 7.8 | 89.2 |
2 | 3.74 | 8.0 | 82.4 | 3.76 | 7.7 | 65.1 | 3.76 | 7.8 | 86.4 |
3 | 3.73 | 8.1 | 109.2 | 3.74 | 8.1 | 100.5 | 3.75 | 8.0 | 99.3 |
4 | 3.74 | 8.0 | 86.8 | 3.76 | 7.8 | 86.1 | 3.75 | 8.0 | 95.1 |
5 | 3.75 | 8.1 | 68.2 | 3.74 | 8.4 | 126.8 | 3.75 | 7.8 | 90.8 |
6 | 3.76 | 8.0 | 88.5 | 3.77 | 7.8 | 79.5 | 3.74 | 8.0 | 94.7 |
7 | 3.77 | 7.7 | 71.5 | 3.75 | 8.2 | 97.6 | 3.75 | 7.7 | 81.5 |
8 | 3.76 | 8.0 | 93.8 | 3.75 | 8.1 | 102.2 | 3.74 | 8.2 | 86.1 |
9 | 3.76 | 7.8 | 122.4 | 3.76 | 7.9 | 56.4 | 3.76 | 7.9 | 78.8 |
10 | 3.75 | 8.0 | 114.5 | 3.75 | 8.0 | 77.4 | 3.75 | 8.1 | 110.1 |
11 | 3.76 | 7.7 | 97.9 | 3.75 | 8.0 | 88.6 | 3.77 | 7.6 | 82.7 |
12 | 3.75 | 7.9 | 102.8 | 3.75 | 7.9 | 62.6 | 3.76 | 7.7 | 99.9 |
Average | 3.75 | 7.9 | 94.0 | 3.75 | 8.0 | 86.1 | 3.75 | 7.9 | 91.2 |
SD | 0.01 | 0.1 | 16.4 | 0.01 | 0.2 | 19.7 | 0.01 | 0.2 | 9.0 |
CV (%) | 0.3 | 1.7 | 17.4 | 0.2 | 2.3 | 22.9 | 0.2 | 2.2 | 9.9 |
Unflavored, strawberry, and tobacco e-liquids were all 50/50 vegetable glycerin/propylene glycol (VG/PG) and 18mg/mL nicotine; one KangerTech mini Protank 3 clearomizer was used per flavor and 12 different replacement atomizers were used for each clearomizer. Each e-cigarette was vaped using a standardized puffing protocol: 15 puffs, 1 puff every 30s, 4-s puff duration.