From: Polycyclic aromatic hydrocarbons in US and Swedish smokeless tobacco products
Contribution of individual PAH to total (%) | ||||||||
---|---|---|---|---|---|---|---|---|
Loose snus | Portion snus | Chewing tobacco | Dry snuff | Hard pellet | Soft pellet | Moist snuff | Plug | |
2-Ring | ||||||||
Naphthalene | 24.2 | 25.8 | 6.7 | 1.0 | 33.2 | 0.5 | 1.1 | 14.7 |
1-methylnaphthalene | 8.1 | 9.9 | 2.5 | 0.9 | 9.1 | 0.5 | 0.6 | 5.0 |
2-methylnaphthalene | 4.4 | 6.2 | 1.3 | 0.7 | 5.0 | 0.5 | 0.5 | 2.6 |
3-Ring | ||||||||
Acenaphthylene | 1.1 | 1.5 | 0.7 | 0.7 | 2.3 | 0.6 | 0.5 | 0.7 |
Acenaphthene | 1.2 | 2.0 | 0.4 | 0.6 | 2.5 | 0.6 | 0.5 | 1.2 |
Fluorene | 5.5 | 6.8 | 1.9 | 5.0 | 10.2 | 5.0 | 4.3 | 2.5 |
Phenanthrene | 18.3 | 17.6 | 25.6 | 33.8 | 19.0 | 32.5 | 33.3 | 19.6 |
Anthracene | 2.5 | 2.7 | 4.8 | 7.2 | 3.6 | 8.7 | 7.3 | 3.7 |
4-Ring | ||||||||
Fluoranthene | 14.5 | 11.0 | 22.7 | 17.5 | 4.7 | 18.3 | 18.5 | 18.7 |
Pyrene | 10.7 | 8.4 | 20.1 | 17.6 | 5.0 | 18.0 | 18.5 | 17.6 |
Benzo[a]anthracene | 1.9 | 1.6 | 4.1 | 5.3 | 1.2 | 6.0 | 5.4 | 4.1 |
Chrysene | 3.2 | 2.7 | 4.6 | 5.4 | 1.7 | 5.6 | 5.4 | 4.7 |
5-Ring | ||||||||
Benzo[b]fluoranthene | 0.8 | 0.7 | 0.9 | 0.9 | 0.4 | 0.7 | 0.8 | 0.9 |
Benzo[k]fluoranthene | 0.5 | 0.4 | 0.5 | 0.4 | 0.3 | 0.3 | 0.3 | 0.5 |
Benzo[j]fluoranthene | 0.6 | 0.6 | 0.7 | 0.6 | 0.3 | 0.5 | 0.6 | 0.8 |
Benzo[e]pyrene | 0.6 | 0.5 | 0.7 | 0.8 | 0.4 | 0.6 | 0.7 | 0.8 |
Benzo[a]pyrene | 0.7 | 0.6 | 0.7 | 0.9 | 0.5 | 0.8 | 0.9 | 0.9 |
Perylene | 0.2 | 0.2 | 0.1 | 0.1 | NQ | 0.1 | 0.1 | 0.1 |
Dibenz[a,h]anthracene | NQ | 0.1 | 0.1 | 0.1 | BDL | 0.0 | 0.1 | NQ |
6-Ring | ||||||||
Indeno[1,2,3-cd]pyrene | 0.5 | 0.3 | 0.4 | 0.4 | 0.2 | 0.2 | 0.4 | 0.4 |
Benzo[ghi]perylene | 0.5 | 0.3 | 0.4 | 0.3 | 0.2 | 0.1 | 0.3 | 0.4 |
TOTAL | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |