Table 2.
Extraction of constituents from pouched snus by subjects
| Constituent | Mean ± SD amount in unused product | Mean ± SD amount in used product | Mean ± SD amount extracted | Mean ± SD percentage extracted | Median percentage extracted | Number of pouches analyzed |
|---|---|---|---|---|---|---|
|
Chloride (mg/pouch) |
35.3±2.23 |
25.5±4.59 |
9.8±4.10 |
27.7±11.28 |
28.7 |
41 |
|
Propylene glycol (mg/pouch) |
31.1±1.97 |
21.9±3.75 |
9.2±3.35 |
29.7±10.62 |
30.3 |
63 |
|
Sodium (mg/pouch) |
24.7±1.97 |
18.6±3.15 |
6.1±2.91 |
24.8±11.21 |
25.9 |
41 |
|
Nicotine (mg/pouch) |
9.6±0.90 |
6.4±1.12 |
3.2±1.00 |
33.3±9.86 |
32.7 |
63 |
|
Ammonium (μg/pouch) |
1283.7±98.10 |
919.0±142.45 |
364.7±136.59 |
28.3±9.88 |
29.8 |
42 |
|
Nitrate (μg/pouch) |
1215.3±88.13 |
892.3±145.52 |
323.0±132.97 |
26.6±10.50 |
26.2 |
42 |
|
Linalyl acetate (μg/pouch) |
150.1±12.3 |
121.0±21.38 |
29.1±20.58 |
19.2±13.49 |
18.9 |
63 |
|
Geraniol (μg/pouch) |
15.4±1.70 |
11.6±1.42 |
3.81±2.22 |
23.7±14.40 |
27.6 |
63 |
|
Linalool (μg/pouch) |
148.8±12.87 |
103.2±14.40 |
45.6±15.77 |
30.4±9.65 |
29.8 |
63 |
|
Citronellol (μg/pouch) |
32.5±3.06 |
23.3±4.48 |
9.2±4.64 |
28.2±13.24 |
28.4 |
63 |
|
Total TSNAs (ng/pouch) |
830.0±64.16 |
532.1±74.40 |
297.9±74.88 |
35.8±7.85 |
35.9 |
63 |
|
NAT (ng/pouch) |
268.7±20.50 |
175.6±23.62 |
93.0±23.30 |
34.6±7.65 |
34.6 |
63 |
|
NNK (ng/pouch) |
191.8±19.66 |
118.9±18.41 |
72.8±19.47 |
37.8±8.10 |
37.8 |
63 |
|
NNN (ng/pouch) |
344.4±29.79 |
221.6±33.99 |
122.8±32.97 |
35.6±8.46 |
35.3 |
63 |
| NAB (ng/pouch) | 25.1±2.39 | 15.9±2.02 | 9.2±2.47 | 36.3±7.72 | 36.7 | 63 |