Table 1.
Chemicals (N = 86) that were measured in biomass smoke condensate samples. Chemical concentrations are summarized alongside chemical grouping results, designated as module assignments assigned to different colors. Associated CASRN are provided in Supplementary Material Table S2.
| Chemical | Average (Min - Max) | Module assignment |
|---|---|---|
| n-Alkanes (ng/μL) | ||
| 2-Methylnonadecane | 0.19 (<LOD - 1.36) | Turquoise |
| 3-Methylnonadecane | 0.42 (<LOD - 1.13) | Turquoise |
| Docosane | 1.22 (0.16–9.46) | Turquoise |
| Dodecylcyclohexane | 0.07 (<LOD - 0.25) | Turquoise |
| Eicosane | 0.99 (<LOD - 7.55) | Turquoise |
| Heneicosane | 0.93 (<LOD - 6.77) | Turquoise |
| Hentriacontane | 1.13 (<LOD - 8.3) | Turquoise |
| Heptacosane | 1.15 (<LOD - 8.53) | Turquoise |
| Heptadecane | 0.71 (<LOD - 5.05) | Turquoise |
| Hexacosane | 0.84 (<LOD - 5.51) | Turquoise |
| Hexadecane | 0.63 (<LOD - 4.36) | Turquoise |
| Nonacosane | 1.69 (<LOD - 14.14) | Turquoise |
| Nonadecane | 0.78 (<LOD - 5.89) | Turquoise |
| Nonadecylcyclohexane | 0.12 (<LOD - 1) | Turquoise |
| Octacosane | 1.03 (<LOD - 7.75) | Turquoise |
| Octadecane | 0.86 (<LOD - 5.76) | Turquoise |
| Pentacosane | 0.88 (<LOD - 5.57) | Turquoise |
| Pentadecane | 0.64 (<LOD - 3.78) | Turquoise |
| Phytane | 0.11 (<LOD - 0.83) | Turquoise |
| Squalane | 0.12 (<LOD - 0.49) | Black |
| Tetracosane | 1.22 (<LOD - 8.27) | Turquoise |
| Tetradecane | 0.32 (<LOD - 1.6) | Turquoise |
| Triacontane | 1.23 (<LOD - 9.27) | Turquoise |
| Tricosane | 1.16 (<LOD - 7.91) | Turquoise |
| Tridecane | 0.12 (<LOD - 0.38) | Turquoise |
| PAHs (ng/μL) | ||
| 1-Methylchysene | 0.02 (<LOD - 0.05) | Blue |
| 1-Methylnaphthalene | 0.19 (<LOD - 0.45) | Black |
| 2-Methylnaphthalene | 0.13 (<LOD - 0.36) | Black |
| 2,6-Dimethylnaphthalene | 0.17 (<LOD - 0.64) | Turquoise |
| 9-Methylanthracene | 0.11 (<LOD - 0.15) | Turquoise |
| Acenaphthylene | 0.32 (<LOD - 1.13) | Blue |
| Anthracene | 0.26 (<LOD - 0.59) | Blue |
| Benz(a)anthracene | 0.12 (<LOD - 0.39) | Blue |
| Benzo(a)pyrene | 0.05 (<LOD - 0.3) | Blue |
| Benzo(b)fluoranthene | 0.08 (<LOD - 0.32) | Blue |
| Benzo(e)pyrene | 0.06 (<LOD - 0.15) | Blue |
| Benzo(k)fluoranthene | 0.07 (<LOD - 0.33) | Blue |
| Benzo[ghi]perylene | 0.1 (<LOD - 0.18) | Blue |
| Chrysene | 0.12 (<LOD - 0.39) | Blue |
| Dibenzofuran | 0.13 (<LOD - 0.94) | Red |
| Fluoranthene | 0.96 (0.08–3.54) | Blue |
| Fluorene | 0.39 (<LOD - 1.29) | Turquoise |
| Indeno[1,2,3-cd]pyrene | 0.06 (<LOD - 0.12) | Blue |
| Methylfluorene | 0.18 (<LOD - 0.81) | Turquoise |
| Naphthalene | 0.21 (<LOD - 0.81) | Blue |
| Perylene | 0.01 (<LOD - 0.04) | Blue |
| Phenanthrene | 1.02 (0.07–2.23) | Blue |
| Pyrene | 0.33 (<LOD - 1.21) | Blue |
| Retene | 3.42 (<LOD - 17.13) | Black |
| Methoxyphenols (ng/μL) | ||
| 3,5-Dimethoxyphenol | 0.67 (<LOD - 2.54) | Red |
| Acetosyringone | 7.26 (<LOD - 28.45) | Red |
| Coniferyl aldehyde | 53.47 (<LOD - 367.36) | Green |
| Ethylguaiacol | 5.99 (<LOD - 26.48) | Green |
| Eugenol | 4.76 (<LOD - 32.46) | Green |
| Guaiacol | 12.38 (<LOD - 45.73) | Green |
| Isoeugenol | 174.27 (<LOD - 1294.16) | Green |
| Methoxymethyl phenol | 14.92 (<LOD - 88.49) | Green |
| Propylguaiacol | 1.42 (<LOD - 7.13) | Green |
| Syringealdehyde | 44.04 (<LOD - 229.37) | Red |
| Vanillin | 27.87 (0.5–188.86) | Green |
| Levoglucosan (ng/μL) | ||
| Levoglucosan | 189.92 (24.22–503.76) | Red |
| Inorganic elements (ng/mL) | ||
| Al | 34.13 (<LOD - 151.07) | Brown |
| Ba | 5.53 (0.25–14.52) | Yellow |
| Ca | 533.78 (53.62–2359.41) | Brown |
| Cd | 0.11 (<LOD - 0.44) | Yellow |
| Cr | 2.07 (0.18–5.46) | Yellow |
| Cu | 21.53 (5.08–49.41) | Yellow |
| Fe | 24.44 (2.13–78.15) | Brown |
| K | 66.89 (1.25–248.75) | Yellow |
| Mg | 50.32 (8.62–195.44) | Brown |
| Mn | 1.02 (0.16–3.49) | Brown |
| Na | 577.74 (31.24–1547.36) | Yellow |
| Ni | 2.48 (0.18–8.51) | Yellow |
| P | 18.44 (3–40.05) | Yellow |
| Pb | 0.14 (<LOD - 0.45) | Brown |
| S | 885.98 (<LOD - 3651.04) | Brown |
| Sb | 1.4 (0.23–4.31) | Brown |
| Si | 590.13 (47.61–1988.07) | Yellow |
| Sr | 3.37 (0.38–15.75) | Brown |
| Ti | 1.21 (<LOD - 2.36) | Yellow |
| Zn | 102.84 (9.51–408.96) | Brown |
| Ions (μg/mL) | ||
| Cl | 0.28 (<LOD - 0.78) | Yellow |
| NH4 | 0.04 (0–0.18) | Brown |
| NO3 | 0.04 (<LOD - 0.1) | Blue |
| PO4 | 4.69 (0–16.31) | Yellow |
| SO4 | 1.31 (<LOD - 7.95) | Brown |