TSNAs in nicotine pouches detected during TSNA screening using one pouch per sample
| Sample no | NNN (ng/pouch) | NNK (ng/pouch) | NAT (ng/pouch) | NAB (ng/pouch) |
| 4 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 5 | 0.9 | n.d. | n.d. | n.d. |
| 6 | n.d. | 5.4 | n.d. | n.d. |
| 7 | BQL (<0.4) | 0.9 | n.d. | n.d. |
| 8 | 1.0 | n.d. | n.d. | n.d. |
| 9 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 13 | 2.9 | n.d. | n.d. | BQL (<1.1) |
| 14 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 19 | 0.5 | n.d. | n.d. | n.d. |
| 20 | 0.9 | n.d. | n.d. | n.d. |
| 21 | 1.1 | n.d. | n.d. | n.d. |
| 26 | 3.5 | n.d. | 1.3 | n.d. |
| 27 | 7.4 | n.d. | BQL (<0.7) | 1.4 |
| 28 | 0.9 | n.d. | n.d. | n.d. |
| 29 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 30 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 31 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 32 | 4.0 | n.d. | 0.8 | BQL (<1.1) |
| 34 | 0.9 | n.d. | n.d. | n.d. |
| 36 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 37 | n.d. | 0.5 | n.d. | n.d. |
| 39 | 7.0 | n.d. | BQL (<0.7) | 1.2 |
| 40 | 1.9 | n.d. | BQL (<0.7) | n.d. |
| 42 | 1.0 | n.d. | n.d. | n.d. |
| 43 | BQL (<0.4) | n.d. | n.d. | n.d. |
| 44 | 13 | n.d. | 2.7 | 5.6 |
BQL, below quantification limit (limit provided); NAB, N-Nitrosoanabasine; NAT, N-Nitrosoanatabine; n.d., not detected; NNK, 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone; NNN, N-Nitrosonornicotine; TSNAs, tobacco-specific nitrosamines.