Table 2.

Levels of nicotine, polycyclic aromatic hydrocarbons, and tobacco-specific N-nitrosamines in the smoke of Chinese cigarettes analyzed in this study.

No.	Nicotine, mg/cigarette	ng/cigarette
		Phenanthrene	Pyrene	BaP	NNN	NNK	Total TSNAa
1	0.86	57	18	7	7.3	7.4	35.8
2	0.98	111	32	13	9.9	13.6	58.7
3	0.96	101	30	12	7.6	11.5	50.4
4	0.83	76	27	11	10.7	16.8	69.3
5	0.94	62	26	10	29.2	17.2	133.9
6	0.71	84	28	10	6.3	11.4	40.7
7	0.72	101	31	12	6.0	13.6	40.6
8	0.70	98	33	12	17.2	12.6	88.4
9	0.86	126	38	15	8.9	13.2	52.6
10	0.94	103	29	12	6.8	13.5	45.2
11	0.97	83	26	10	6.9	11.8	40.4
12	0.75	105	28	13	12.8	12.2	57.8
13	0.31	48	16	5	135.3	30.0	261.1
14	0.31	40	14	4	77.8	21.5	160.4
15	0.74	82	25	10	3.7	7.5	30.6
16	0.85	83	24	9	5.2	10.0	40.5
17	0.80	97	29	13	6.2	6.7	37.7
18	0.96	68	20	8	7.7	9.5	42.0
19	0.73	105	30	12	1.8	3.3	10.3
20	0.83	91	28	11	4.1	8.5	31.0
21	0.71	129	34	15	3.3	9.3	27.2
22	0.80	76	23	9	9.1	14.1	62.0
23	0.83	96	27	13	5.2	12.7	35.4
24	0.76	100	29	13	4.5	9.2	32.5
25	0.63	90	25	12	3.0	9.0	26.2
26	0.95	76	28	11	6.3	10.8	40.3
27	0.59	122	40	16	5.7	10.9	41.2
28	0.95	139	54	20	5.5	9.8	36.2
29	1.94	274	88	41	25.8	18.7	158.2
30	1.54	284	80	34	18.4	16.7	113.7
31	1.16	307	91	44	25.8	18.1	157.7
32	1.66	297	82	40	13.5	17.8	61.4
33	0.85	157	54	21	11.2	12.3	62.8
34	0.87	193	62	25	43.7	28.7	170.3
35	0.42	107	33	13	3.0	8.2	20.5
36	0.82	84	26	10	7.6	7.6	39.3
37	0.61	187	52	22	8.2	7.2	52.6
38	0.40	67	24	8	40.1	17.2	115.7
39	0.79	165	49	18	7.9	13.7	52.9
40	0.93	145	45	17	3.6	8.7	24.9
41	0.98	143	46	19	5.7	11.2	39.6
42	0.53	34	11	4	17.4	21.5	77.4
43	0.72	108	40	15	76.5	63.9	259.1
Average	0.84	119	37	15	16.8	14.2	70.6
SD	0.31	66	19	9	25.1	9.5	58.8

^aTotal TSNA, sum of the four TSNA analyzed in this study: NNN, NNK, NAT, and NAB.