Table 1 Summary of components and pH for STPs examined in this study on a wet weight basis
From: The composition of contemporary American and Swedish smokeless tobacco products
STP | Portion snus | Loose snus | Chewing tobacco | Moist snuff | Dry snuff | Plug | Hard pellet | Soft pellet |
|---|---|---|---|---|---|---|---|---|
N | 22 | 10 | 13 | 16 | 5 | 1 | 2 | 1 |
Reducing sugars (%) | ||||||||
 Mean | 0.70 | 0.73 | 13.7 | 0.17 | 0.56 | 12 | 4.35 | 2.1 |
 SD | 0.17 | 0.22 | 6.60 | 0.08 | 0.48 | – | 1.06 | 0 |
Total sugars (%) | ||||||||
 Mean | 0.63 | 0.70 | 31.6 | 0.13 | 0.5 | 14.9 | 5.05 | 5.4 |
 SD | 0.20 | 0.19 | 6.10 | 0.04 | 0.62 | – | 0.92 | 0 |
Ash (%) | ||||||||
 Mean | 16.3 | 13.6 | 11.0 | 16.7 | 21.5 | 12.8 | 21.7 | 13.3 |
 SD | 3.20 | 0.95 | 1.66 | 0.82 | 1.65 | 0.18 | 1.35 | 0.02 |
Glycerol (%) | ||||||||
 Mean | 0.05 | 3.43 | 3.1 | 0.47 | 0.09 | 1.69 | 0 | 0.11 |
 SD | 0.04 | 1.37 | 1.22 | 1.35 | 0.08 | 0.12 | 0 | 0 |
Propylene Glycol (%) | ||||||||
 Mean | 2.93 | 3.02 | 0.4 | 0.00 | 0.008 | 0.62 | 0 | 0 |
 SD | 1.23 | 0.66 | 0.25 | 0.01 | 0.02 | 0.01 | 0 | 0 |
Na+ (%) | ||||||||
 Mean | 2.56 | 2.32 | 0.7 | 3.15 | 0.274 | 1.46 | 0.04 | 0.17 |
 SD | 0.64 | 0.32 | 0.08 | 0.37 | 0.40 | 0.03 | 0 | 0 |
Cl− (%) | ||||||||
 Mean | 3.63 | 3.53 | 1.4 | 5.41 | 1.31 | 2.45 | 0.37 | 0.27 |
 SD | 1.24 | 0.60 | 0.17 | 0.35 | 0.36 | 0.03 | 0.04 | 0.01 |
Nicotine (mg/g) | ||||||||
 Mean | 9.87 | 7.93 | 6.7 | 12.2 | 20.6 | 10.9 | 8.4 | 29.5 |
 SD | 4.14 | 1.18 | 1.84 | 0.08 | 3.08 | – | 2.26 | – |
pH | ||||||||
 Mean | 8.46 | 8.49 | 6.1 | 7.8 | 6.4 | 5.3 | 8.0 | 5.3 |
 SD | 0.41 | 0.39 | 0.27 | 0.08 | 0.51 | 0.13 | 0.18 | 0.0 |