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 |