Table 1 Chemical compounds used in this study and of Hoffman analytes

General compounds

Tar^*

65996-92-1

Aromatic amines

1-Naphthylamine

134-32-7

Nicotine

54-11-5

2-Naphthylamine

91-59-8

Carbon monoxide (CO)^*

630-08-0

3-aminobiphenyl

2243-47-2

Ammonia

Ammonia

7664-41-7

4-aminobiphenyl

92-67-1

PAH

Benzopyrene (BaP)

50-32-8

Carbonyl compounds

Methanal

50-00-0

Phenolic compounds

Phenol

108-95-2

Ethanal

64-17-5

Catechol

120-80-9

Propanal

123-38-6

Resorcinol

108-46-3

Butenal

4170-30-3

Quinol

123-31-9

Acetone

67-64-1

o-Cresol^*

95-48-7

2-Butanone^*

78-93-3

m-Cresol

108-39-4

Propenal^*

107-02-8

p-Cresol

106-44-5

Butanal

123-72-8

HCN

Hydrocyanic acid (HCN)

74-90-8

Other volatile organics

Pyridine

110-86-1

Nitrosamines

N‘-Nitrosonornicotine (NNN)

16543-55-8

Quinoline

91-22-5

Nitrosoanatabine (NAT)

887407-16-1

Styrene^*

100-42-5

N-Nitrosoanabasine (NAB)

1133-64-8

1,3-Butadiene^*

106-99-0

4-(N-Nitrosomethylamino)-1- (3-pyridyl)-1-butanone (NNK)

64091-91-4

Isopentadiene*

78-79-5

Inorganic elements

Ni, Pb^*

Acrylonitrile*

107-13-1

Cr, Cd^*

Benzene

71-43-2

As, Se, Hg^*

Methylbenzene^*

108-88-3