Table 3.
List of target compounds.
| Group | Compound | Abbrev. | CAS# | MW g/mol | # of rings | IDL (ng/mL) | TEF |
|---|---|---|---|---|---|---|---|
| PAHs | Naphthalene | NAP | 91-20-3 | 128.17 | 2 | 0.50 | 0.001a |
| Acenaphthylene | ACY | 208-96-8 | 152.19 | 3 | 0.25 | 0.001a | |
| Acenaphthene | ACT | 83-32-9 | 154.21 | 3 | 0.22 | 0.001a | |
| Phenanthrene | PHE | 85-01-8 | 178.23 | 3 | 0.22 | 0b | |
| Anthracene | ANT | 120-12-7 | 178.23 | 3 | 0.18 | 0b | |
| Fluoranthene | FLA | 206-44-0 | 202.25 | 4 | 0.32 | 0.08b | |
| Pyrene | PYR | 129-00-0 | 202.25 | 4 | 0.25 | 0b | |
| Benzo[a]anthracene | BAA | 56-55-3 | 228.29 | 4 | 0.25 | 0.20b | |
| Chrysene | CHR | 218-01-9 | 228.29 | 4 | 0.28 | 0.10b | |
| Benzo[b]fluoranthene | BBF | 205-99-2 | 252.31 | 5 | 0.08 | 0.80b | |
| Benzo[k]fluoranthene | BKF | 207-08-9 | 252.31 | 5 | 0.05 | 0.03b | |
| Benzo[a]pyrene | BAP | 50-32-8 | 252.31 | 5 | 0.05 | 1.00b | |
| Dibenzo[a,h]anthracene | DBA | 53-70-3 | 278.35 | 5 | 0.09 | 10.00b | |
| Indeno[1,2,3-cd] pyrene | IND | 193-39-5 | 276.33 | 6 | 0.12 | 0.07b | |
| NPAHs | 1-Nitronaphthalene | 1-NNAP | 86-57-7 | 173.17 | 2 | 0.01 | n/ac |
| 2-Nitronaphthalene | 2-NNAP | 581-89-5 | 173.17 | 2 | 0.01 | n/ac | |
| 2-Nitrobiphenyl | 2-NBPL | 86-00-0 | 199.21 | 2 | 0.01 | n/ac | |
| 3-Nitrobiphenyl | 3-NBPL | 2113-58-8 | 199.21 | 2 | 0.01 | n/ac | |
| 4-Nitrobiphenyl | 4-NBPL | 92-93-3 | 199.21 | 2 | 0.01 | n/ac | |
| 5-Nitroacenaphthene | 5-NACT | 602-87-9 | 199.21 | 3 | 0.01 | 0.03d | |
| 2-Nitrofkuorene | 2-NFLU | 607-57-8 | 211.22 | 3 | 0.01 | 0.01d | |
| 9-Nitroanthracene | 9-NANT | 602-60-8 | 223.23 | 3 | 0.01 | n/ac | |
| 9-Nitrophenanthrene | 9-NPHE | 954-46-1 | 223.23 | 3 | 0.01 | n/ac | |
| 1-Nitropyrene | 1-NPYR | 5522-43-0 | 247.25 | 4 | 0.01 | 0.1d | |
| 6-Nitrochrysene | 6-NCHR | 7496-02-8 | 273.29 | 4 | 0.01 | 10d | |
| Hopanes | 17α(H),21β(H)-Hopane | Hop1 | 471-62-5 | 412.73 | 5 | 0.05 | |
| 17α(H)-22,29,30-Trisnorhopane | Hop2 | 53584-59-1 | 370.65 | 5 | 0.08 | ||
| 17a(H),21β(H)-30-Norhopane | Hop3 | 53584-60-4 | 398.71 | 5 | 0.08 | n/ac | |
| 22R-17α(H),21β(H)-Homohopane | Hop4 | 60305-22-8 | 426.76 | 5 | 0.05 | ||
| 22S-17α(h),2β(h)-Homohopane | Hop5 | 60305-23-9 | 426.76 | 5 | 0.05 | ||
| Steranes | 20S-5α(H), 14α(H), 17α(H)-Cholestane | Ste1 | 41083-75-4 | 372.67 | 4 | 0.04 | |
| 20R-5α(H), 14α(H), 17α(H)-Cholestane | Ste2 | 481-21-0 | 372.67 | 4 | 0.06 | ||
| 20R-5α(H), 14β(H), 17β(H)-Cholestane | Ste3 | 69483-47-2 | 372.67 | 4 | 0.04 | n/ac | |
| 20R-5α(H), 14β(H), 17β(H)-24-Methylcholestar | Ste4 | 71117-90-3 | 386.7 | 4 | 0.06 | ||
| 20R-5α(H), 14α(H), 17a(H)-24-Ethylcholestane | Ste5 | 62446-14-4 | 400.72 | 4 | 0.05 | ||
| 20R-5α(H), 14β(H), 17β(H)-24-Ethylcholestane | Ste6 | 71117-92-5 | 400.72 | 4 | 0.06 |
IDL: instrumental detection limit. TEF: toxic equivalency factor. CAS #: Chemical Abstracts Service Registry Number. MW: molecular weight.
b
c
No information available.
d
Based on California cancer potency factors, cited in Rhode Island Air Toxics Guideline Table F (RIDEM, 2008).