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Table 5 Literature values for B[a]P in smokeless products

From: Polycyclic aromatic hydrocarbons in US and Swedish smokeless tobacco products

Product category Country B[a]P this study (ng/g DWB) B[a]P literature values (ng/g DWB)
CT US 2.72 – 10.6 BDL–NQ [11]
1.2 – 8 [21]
DS US 6.1 – 122 0.1 – 90 [8]
0.7–118 [21]
HP US 0.66 – 1.28 0.4 [10]
0.3–0.4 [21]
MS US 35.8 – 167 0.1 – 63 [8]
19.3 [10]
30.1–57.3 [22]
21.1–83.2 [11]
13–102 [12]
0.6–193 [21]
Plug US 3.3 5.4 [21]
Snus Swedish 1.58 – 5.23 1.99 [10]
1.59–2.08 [11]
1.1 average [13]
0.3–4.1 [21]
SP US 117 1.8–88.5 [21]
Miscellaneous India N/A 0.1–940 [23]
Other styles of STP
Masheri1 India N/A 27.0 – 119 [9]
Spit Free2 US N/A <1.02–10.5 [22]
<1.6–15.6 [12]
Dry Snuff UK N/A 11.8 – 18.6 [11]
Gutkha3 UK & Asia N/A 0.4–1.28 [10]
18.3 [11]
Zarda4 Asia N/A 0.32–8.89 [10]
  1. 1Masheri or mishri is a pyrolysed and powdered tobacco used in India.
  2. 2Spit-free is a US version of portion snus.
  3. 3Gutkha is a sweet chewing tobacco containing betel leaf, catechu & saffron.
  4. 4Zarda is a moist or dry chewing tobacco mixed with colourings, spice essences, & perfumes.
  5. N/A Not available, NQ Not quantified, BDL Below detection limit.