Table 2.
Average Values for PAHs and TSNAs Found in the Various Iq’mik Tobaccos
| Air leaf | Air twist | Fire leaf | Fire twist | Copenhagen | 2R4F smoke | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic hydrocarbons (ng/g) | ||||||
| Naphthalene (NAP) | 363 (15) | 354 (7) | 361 (14) | 353 (4) | 360 | 240 |
| Acenaphthylene (ACL) | 97 (4) | 97 (12) | 176 (91) | 104 (11) | 131 | 78 |
| Acenaphthene (ACT) | 27 (5) | 21 (1) | 46 (30) | 31 (12) | 36 | 27 |
| Fluorene (FLU) | 167 (6) | 154 (26) | 463 (482) | 218 (117) | 319 | 136 |
| Phenanthrene (PHE) | 398 (332) | 416 (167) | 1,620 (1,946) | 910 (619) | 1,120 | 161 |
| Anthracene (ANT) | 102 (63) | 99 (30) | 358 (409) | 196 (113) | 213 | 60 |
| Fluoranthene (FLR) | 127 (124) | 139 (60) | 882 (915) | 649 (285) | 377 | 54 |
| Pyrene (PYR) | 56 (101) | 72 (26) | 601 (574) | 392 (156) | 375 | 43 |
| Benz[a]anthracene (BAA) | 51a | 36 (8) | 292 (137) | 226 (112) | 81 | 18 |
| Chrysene (CHR) | 37 (22) | 41 (9) | 359 (177) | 285 (147) | 97 | 22 |
| Benzo[b]fluoranthene (BBF) | 19.4 (2) | 20 (2) | 68 (19) | 56 (20) | 31 | 7.7 |
| Benzo[k]fluoranthene (BKF) | 5.9 (3) | 5.4 (0.1) | 39 (7) | 30 (16) | 10 | 1.7 |
| Benzo[e]pyrene (BEP) | 15a | 9.7a | 82 (11) | 58 (24) | 27 | 5.3 |
| Benzo[a]pyrene (BAP) | 13 (5) | 13 (0.4) | 104 (22) | 78 (48) | 27 | 7.4 |
| 5-Methylchrysene (5MC) | 7.6a n/da | 18 (4) | 17 (4) | 8.4 | 2.7 | |
| Benzo[j]fluoranthene (BJF) | 18 (4) | 19 (2) | 63 (34) | 48 (26) | 30 | 10 |
| Indeno[1,2,3-cd]pyrene (INP) | 35a | 30 (1) | 77 (13) | 57 (15) | 36 | 5.9 |
| Dibenz[ah]anthracene (DBA) | 8.7 (3) | 5.7 (5) | 19 (2) | 14 (6) | 6.3 | 4.7 |
| Dibenzo[ae]pyrene (DEP) | 1.5 (0.2) | 1.4 (0.0) | 3.8 (0.6) | 2.9 (1.1) | 1.6 | 1.5 |
| Dibenzo[ai]pyrene (DIP) | 1.4 (0.0) | 1.5 (0.0) | 2.2 (0.1) | 1.9 (0.4) | 1.5 | 0.7 |
| Tobacco-specific nitrosamines (ng/g) | ||||||
| NAB | 163 (65) | 213 (85) | 342 (169) | 200 (34) | 365 | 12 |
| NAT | 3,220 (1,370) | 4,350 (2,130) | 4,910 (2,640) | 3,140 (539) | 3,879 | 129 |
| NNK | 188 (84) | 230 (117) | 541 (370) | 404 (155) | 960 | 131 |
| NNN | 1,990 (845) | 4,000 (1,600) | 2,240 (722) | 2,560 (390) | 3,987 | 160 |
| NNAL | 80a | 42 (11) | n/d | 22 (11) | 62 | n/d |
Note. Standard deviations are given within parentheses.
NAB = N′-nitrosoanabasine; NAT = N′-nitrosoanatabine; NNK = 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone; NNN = N′-nitrosonornicotine; NNAL = 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol.
Levels measured in Copenhagen snuff and in mainstream smoke from a 2R4F Kentucky Reference Cigarette (ng/cig) are given for reference.
a
Standard deviation not relevant (limited number of data points); n/d = not detected or below instrument limit of quantitation.