Table 3: The weight of 20 cigarettes (g) concentration of Pb in μg g−1 (dry weight) and average estimated amount of Pb passed to main stream smoke for 20 cigarettes a day in 20 different cigarette brands.a

No.Brand nameWeight of 20 cigarettes (g)Mean ± S.D. (μg g−1)Estimated amount of Pb in stream smoke (μg)

(1)Gold Coast12.822.83 ± 0.082.10
(2)Monte Carlo13.952.17 ± 0.041.75
(3)Gauloises13.852.33 ± 0.051.87
(4)Winston12.751.96 ± 0.061.45
(5)Dunhill11.951.88 ± 0.081.30
(6)Salem13.722.06 ± 0.051.64
(7)Merit12.702.25 ± 0.031.65
(8)Gitanes12.872.10 ± 0.081.57
(9)Camel12.301.99 ± 0.071.42
(10)Marlboro11.771.55 ± 0.051.06
(11)Kent14.122.60 ± 0.062.13
(12)Wills12.352.15 ± 0.041.54
(13)Parliament12.613.61 ± 0.032.64
(14)Carlton14.662.95 ± 0.042.50
(15)Garam12.551.33 ± 0.030.97
(16)Gold Leaf12.892.97 ± 0.062.22
(17)Davidoff13.173.14 ± 0.072.34
(18)Vogue12.833.55 ± 0.082.64
(19)Rothman13.922.58 ± 0.052.08
(20)L & M13.103.28 ± 0.092.49

aThe results were calculated for five replicate determinations.