Table 1 Comparison of literature values for ethyl carbamate in tobacco to values measured in the current study
Tobacco type | Previous studies | The current study | |||
|---|---|---|---|---|---|
Samples measured | [EC] (ng/g WWB) | References | Samples measured | [EC] (ng/g WWB) | |
Swedish snus | 17 Lsnus | < 60 (DWB) | Stepan et al. [22] | 10 Lsnus | < 20–37 |
12 Psnus | < 60–284 (DWB) | 22 Psnus | < 20–84 | ||
US moist snuff | 15 MS | < 90 | Oldham et al. [21] | 16 MS | < 20–688 |
CRP2 | 38 | Â | Â | ||
Dry snuff | – | – | – | 5 DS | < 20 |
Chewing tobacco | CRP 4 | < 60 (DWB) | Stepan et al. [22] | 13 CT | < 20 |
Hard pellet | – | – | – | 2 | < 20 |
Soft pellet | – | – | – | 1 | < 20 |
US snus | 1 | < 90 | Oldham et al. [21] | – | – |
Burley tobacco | 2 Experimental samples | 310, 375 | Schmeltz et al. [14] | – | – |
Cigarette blends | 10 German blends | < 0.7 | Schroth [18] | – | – |
3 German blends | 1.4–2.9 | – | – | ||
2 US blends | < 10 | Clapp et al. [17] | – | – | |
23 US blends | < LODa | Teillet et al. [19] | – | – | |
Fine cut smoking tobacco (FCSA) | 7 FCSA blends | < LODa | – | – | |