Table 3.
Variability in percentage extraction of constituents from pouched snus
| Constituent | Mean ± SD extraction (%) | Total variability (%) | Measurement variability (%) | Intra-subject variability (%) | Inter-subject variability (%) |
|---|---|---|---|---|---|
|
Chloride |
27.7±11.28 |
40.7 |
3.6 |
12.8 |
24.3 |
|
Propylene glycol |
29.7±10.62 |
35.8 |
3.2 |
8.8 |
23.8 |
|
Sodium |
24.8±11.21 |
45.2 |
5.1 |
15.2 |
24.9 |
|
Nicotine |
33.3±9.86 |
29.6 |
3.9 |
16.2 |
9.5 |
|
Ammonium |
28.3±9.88 |
34.9 |
3.8 |
14.0 |
17.1 |
|
Nitrate |
26.6±10.50 |
39.5 |
4.1 |
11.5 |
23.9 |
|
Linalyl acetate |
19.2±13.49 |
70.3 |
8.1 |
10.0 |
52.2 |
|
Geraniol |
23.7±14.40 |
60.8 |
9.5 |
29.7 |
21.6 |
|
Linalool |
30.4±9.65 |
31.7 |
3.9 |
3.7 |
24.1 |
|
Citronellol |
28.2±13.24 |
47.0 |
6.3 |
3.4 |
37.3 |
|
Total TSNAs |
35.8±7.85 |
21.9 |
2.4 |
10.5 |
9.0 |
|
NAT |
34.6±7.65 |
22.1 |
2.4 |
11.2 |
8.5 |
|
NNK |
37.8±8.10 |
21.4 |
3.1 |
10.9 |
7.4 |
|
NNN |
35.6±8.46 |
23.8 |
2.9 |
10.6 |
10.3 |
| NAB | 36.3±7.72 | 21.3 | 2.9 | 11.7 | 6.7 |