Table 1.

PAH content of aggregated carbon and carbonaceous nano-PM^*†

PAH	MW	BC	MWCNT-R	YNGPM	BNGPM	CPM	WPM	DPM	TPM
Naphthalene	128		X			X			X
Acenapthylene	152		X						X
Acenapthene	154
Fluorene	166		X					X	X
Anthracene	178		X				X	X	X
Phenanthrene	178	X	X	X	X		X	X	X
Fluoranthene	202			X	X		X	X	X
Pyrene	202	X	X	X	X		X	X	X
Chrysene	228						X	X	X
Benz[a]anthracene	228				X		X		X
Benzo[b]fluoranthene	252						X	X	X
Benzo[k]fluoranthene	252						X		X
Benzo[a]pyrene	252						X		X
Indeno[1,2,3-cd]pyrene	276						X	X	X
Benzo[g,h,i]phenylene	276						X	X	X

^*Notes: >1% of total PAH content represented by X;

^†Based on data in Shi and colleagues (2007).

Abbreviations: BC, black carbon; MWCNT-R, commercial arc-grown; YNGPM, yellow flame natural gas particulate matter; BNGPM, blue flame natural gas particulate matter; CPM, candle particulate matter; WPM, wood particulate matter; DPM, diesel particulate matter; TPM, tire particulate matter.