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Smoke Emissions Reference Application (SERA)

SMOKE EMISSIONS REFERENCE APPLICATION (SERA)

Emission Factors by Pollutant | Smoke Emissions References | Change Log

*Platform applies only to field burns (i.e., broadcast Rx, pile burn, or wildfire). Lab burn + platform will yield 0 records.

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Emission Factor Summaries: Showing all 387 pollutants, across all categories (excluding outliers and slash)
Pollutant Formula Pollutant Category Molecular Wt Count EF (g/kg)
Mean		 EF (g/kg)
SD		 MCE (0-1)
Mean		 MCE (0-1)
SD
Primary Gases/Aerosols
ammonia NH3 inorganic gases 17.031 203 1.375 1.434 0.911 0.059
carbon dioxide CO2 inorganic gases 44.009 604 1,604.310 155.180 0.906 0.047
carbon monoxide CO inorganic gases 28.01 647 98.901 49.748 0.902 0.056
methane CH4 16.043 486 4.654 3.454 0.904 0.047
nitric oxide NO nitrogen oxides 30.006 226 2.456 1.882 0.924 0.038
nitrogen dioxide NO2 nitrogen oxides 46.005 196 1.369 1.003 0.928 0.031
nitrogen oxides NOx nitrogen oxides 104 4.408 2.585 0.879 0.084
particulate matter 2.5µm PM2.5 particulate matter 492 18.355 14.034 0.906 0.048
sulfur dioxide SO2 inorganic gases 64.058 127 1.108 0.713 0.927 0.033
Other Gases/Aerosols
1,1,1,2-tetrachloroethane C2H2Cl4 167.8 1 0.001 0.000 0.963 0.000
1,1,2,2-tetrachloroethane C2H2Cl14 haloalkanes 167.838 2 0.005 0.001 0.908 0.022
1,1,2-trichloro-1,2,2-trifluoroethane C2Cl3F3 187.37 2 0.000 0.000 0.956 0.007
1,1-dichloro-1-fluoroethane CH3CClF2 haloalkanes 116.944 2 0.001 0.000 0.900 0.023
1,1-dichloroethane C2H4Cl2 98.96 1 0.000 0.000 0.963 0.000
1,1-dichloroethene C2H2Cl2 96.94 1 0.001 0.000 0.940 0.000
1,1-difluoroethane C2H4F2 haloalkanes 66.051 2 0.001 0.000 0.900 0.023
1,2,3-trimethylbenzene C9H12 aromatics 120.195 15 0.021 0.024 0.918 0.027
1,2,4-trichlorobenzene C6H3Cl3 181.4 1 0.003 0.000 0.963 0.000
1,2,4-trimethylbenzene C9H12 aromatics 120.195 55 0.017 0.020 0.920 0.032
1,2-butadiene C4H6 54.09 3 0.005 0.001 0.921 0.010
1,2-dichloroethane C2H4Cl2 haloalkanes 98.954 3 0.001 0.000 0.911 0.025
1,2-dichlorotetrafluoroethane C2Cl2F4 170.92 3 0.000 0.000 0.936 0.007
1,2-diethylbenzene C10H14 134.22 10 0.004 0.002 0.934 0.019
1,3,5-trimethylbenzene C9H12 aromatics 120.195 34 0.003 0.002 0.920 0.034
1,3-butadiene C4H6 alkynes and alkenes 54.092 99 0.164 0.152 0.918 0.038
1,3-butadiyne C4H2 organic compounds 50.06 3 0.001 0.001 0.927 0.009
1,3-diethylbenzene C10H14 134.22 6 0.002 0.001 0.938 0.007
1,3-dimethylnaphthalene C12H12 hydrocarbons 156.228 58 0.024 0.024 0.929 0.035
1,3-pentadiene C5H8 68.12 3 0.028 0.007 0.921 0.010
1,4-dichlorobenzene C6H4Cl2 aromatics 146.998 3 0.001 0.001 0.922 0.053
1,4-dioxane C4H8O2 88.11 6 0.001 0.001 0.934 0.008
1-butyne C4H6 alkynes and alkenes 54.092 11 0.005 0.003 0.901 0.043
1-chloro-1,1-difluoroethane C2H3ClF2 haloalkanes 100.493 2 0.000 0.000 0.900 0.023
1-decene C10H20 140.27 3 0.014 0.007 0.921 0.010
1-heptene C7H14 alkynes and alkenes 98.189 10 0.025 0.014 0.912 0.025
1-hexene C6H12 alkynes and alkenes 84.16 24 0.044 0.020 0.938 0.018
1-nonene C9H18 alkynes and alkenes 126.24 4 0.011 0.004 0.924 0.010
1-octene C8H16 alkynes and alkenes 112.216 10 0.023 0.015 0.912 0.025
1-pentene C5H10 alkynes and alkenes 70.135 32 0.038 0.022 0.925 0.035
2(3H)-furanone C4H4O2 furanones 84.074 62 0.411 0.302 0.929 0.034
2(5h)-furanone C4H4O2 lactones 84.074 3 0.096 0.006 0.000 0.000
2,2,4-trimethylpentane C8H18 114.23 8 0.003 0.002 0.925 0.034
2,2-dimethylbutane C6H14 86.18 2 0.001 0.000 0.959 0.019
2,3,4-trimethylpentane C8H18 114.23 5 0.001 0.001 0.931 0.022
2,3-butanedione/2-oxobutanal/1,4-butanedial C4H6O2 86.09 4 1.170 0.463 0.932 0.021
2,3-dimethylbutane C6H14 alkanes 86.178 24 0.008 0.005 0.924 0.040
2,3-dimethylpentane C7H16 100.2 1 0.002 0.000 0.940 0.000
2,4-dimethylpentane C7H16 alkanes 100.2 11 0.005 0.005 0.933 0.021
2,5-dimethylbenzaldehyde C9H10O 134.17 19 0.576 0.794 0.902 0.037
2,5-dimethylfuran C6H8O furans 96.129 7 0.101 0.132 0.888 0.048
2,5-dimethylfuran/2-ethylfuran/unknown C6H8O 96.13 4 0.482 0.223 0.932 0.021
2-acetylfuran C6H6O2 furans 110.112 5 0.032 0.013 0.000 0.000
2-butanone C4H8O ketones 72.107 91 0.129 0.118 0.918 0.035
2-butyl nitrate C4H9NO3 nitrogen-containing organics 119.12 3 0.001 0.001 0.910 0.024
2-butyne C4H6 alkynes and alkenes 54.092 10 0.003 0.002 0.899 0.044
2-cyclopenten-1-one C5H6O enones 82.102 12 0.143 0.130 0.904 0.028
2-ethenyl benzofuran C10H8O furans 144.173 57 0.018 0.014 0.929 0.035
2-ethylfuran C6H8O furans 96.129 7 0.021 0.022 0.888 0.048
2-ethyltoluene C9H12 aromatics 120.195 21 0.006 0.007 0.917 0.037
2-furanmethanol C5H6O2 furans 98.101 1 0.044 0.000 0.000 0.000
2-hexanone ketones 100.161 14 0.004 0.002 0.915 0.033
2-methyl-1-butene C5H10 alkynes and alkenes 70.135 12 0.027 0.022 0.903 0.042
2-methyl-2-butene C5H10 alkynes and alkenes 70.135 8 0.021 0.008 0.909 0.027
2-methylfuran C5H6O 82.102 3 0.084 0.003 0.927 0.009
2-methylheptane C8H18 114.23 8 0.001 0.001 0.937 0.020
2-methylhexane C7H16 100.2 15 0.003 0.004 0.940 0.020
2-methylpentane C6H14 alkynes and alkenes 86.178 26 0.006 0.003 0.929 0.025
2-methylpentane/3-methylpentane C6H14 alkanes 3 0.010 0.006 0.897 0.019
2-methylphenol/anisol C7H8O 108.06 4 0.606 0.280 0.932 0.021
2-methylpropanal C4H8O aldehydes 72.107 11 0.035 0.023 0.917 0.028
2-pentyl nitrate C5H11NO3 nitrogen-containing organics 133.147 2 0.000 0.000 0.900 0.023
3,4-methyl-1-pentene C6H12 84.16 2 0.005 0.002 0.925 0.011
3-buten-1-amine C4H9N amines 71.123 56 0.001 0.001 0.930 0.035
3-chloro-1-propene C3H5Cl 76.525 2 0.003 0.001 0.932 0.007
3-ethyltoluene C9H12 aromatics 120.195 21 0.010 0.011 0.925 0.023
3-furaldehyde C5H4O2 furans 96.085 7 0.705 0.620 0.931 0.000
3-methyl-1-butene C5H10 alkynes and alkenes 70.135 9 0.013 0.004 0.910 0.025
3-methyl-2-butanone C5H10O ketones 86.134 7 0.033 0.039 0.888 0.048
3-methyl-2-butyl nitrate C5H11NO3 nitrogen-containing organics 133.147 2 0.000 0.000 0.900 0.023
3-methyl-3-buten-2-one C5H8O enones 84.118 7 0.122 0.162 0.888 0.048
3-methylacetophenone C9H10O 134.178 58 0.041 0.032 0.929 0.035
3-methylbutanal C5H10O aldehydes 86.134 20 0.122 0.121 0.896 0.042
3-methylfuran C5H6O 82.102 3 0.020 0.004 0.927 0.009
3-methylhexane C7H16 100.2 20 0.004 0.002 0.939 0.018
3-methylpentane C6H14 alkanes 86.178 22 0.002 0.003 0.921 0.039
3-pentyl nitrate C5H11NO3 nitrogen-containing organics 133.147 2 0.000 0.000 0.900 0.023
4-carene C10H16 cycloalkenes 136.238 6 0.052 0.064 0.893 0.050
4-ethyltoluene C9H12 aromatics 120.195 39 0.008 0.006 0.917 0.031
4-methyl-2-pentanone C6H12O ketones 100.161 18 0.003 0.002 0.918 0.035
4-nitrocatechol C6H5NO4 155.11 3 0.031 0.018 0.921 0.010
4-pyridone C5H5NO pyridones 95.101 56 0.010 0.011 0.930 0.035
5-(hydroxymethyl)-2-furfural C6H6O3 126.111 57 0.297 0.258 0.931 0.029
5-hydroxymethyl-2[3h]-furanone C5H6O3 114.1 58 0.200 0.180 0.929 0.035
5-methyl-2-furaldehyde C6H6O2 aldehydes 110.112 6 0.198 0.154 0.000 0.000
5-methylfurfural/catechol/resorcinol C6H6O2 110.03678 4 1.238 0.489 0.932 0.021
acenaphthene C12H10 aromatics 154.212 17 0.000 0.000 0.915 0.048
acenaphthylene C12H8 aromatics 152.196 86 0.008 0.008 0.920 0.040
acetaldehyde C2H4O aldehydes 44.053 101 1.198 0.951 0.919 0.037
acetamide C2H5NO amides 59.068 53 0.035 0.034 0.934 0.028
acetic acid C2H4O2 carboxylic acids 60.052 139 2.060 1.780 0.923 0.042
acetic acid/glycolaldehyde C2H4O2 60.02113 4 1.855 0.648 0.932 0.021
acetic anhydride C4H6O3 anhydrides 102.089 57 0.087 0.063 0.929 0.035
acetone C3H6O ketones 58.08 120 0.418 0.328 0.924 0.034
acetonitrile C2H3N nitrogen-containing organics 41.053 117 0.174 0.207 0.926 0.035
acetylene C2H2 alkynes and alkenes 26.038 287 0.621 0.605 0.927 0.035
acrolein C3H4O aldehydes 56.064 149 0.661 0.444 0.924 0.034
acrylonitrile C3H3N nitrogen-containing organics 53.064 112 0.037 0.026 0.927 0.035
allylamine C3H7N amines 57.096 56 0.003 0.003 0.930 0.035
alpha-pinene C10H16 terpenes 136.238 31 0.037 0.034 0.919 0.031
aluminum Al 26.98 17 0.000 0.000 0.941 0.021
ammonia/ammonium NHx 3 1.713 0.408 0.920 0.017
ammonium NH4+ ions 18.039 83 0.082 0.127 0.893 0.085
anthracene C14H10 aromatics 178.234 28 0.001 0.001 0.902 0.045
barium Ba 137.33 17 0.000 0.000 0.941 0.021
benzaldehyde C7H6O aldehydes 106.124 82 0.084 0.055 0.926 0.031
benzene C6H6 aromatics 78.114 128 0.384 0.286 0.924 0.035
benzofuran C8H6O furans 118.135 63 0.041 0.031 0.929 0.034
benzoic acid C7H6O2 aromatics 122.123 1 0.070 0.000 0.000 0.000
benzonitrile C7H5N aromatics 103.124 67 0.026 0.025 0.929 0.034
benzo[a]anthracene C18H12 aromatics 228.294 29 0.001 0.000 0.902 0.045
benzo[a]pyrene C20H12 aromatics 252.316 37 0.000 0.000 0.902 0.045
benzo[b]fluoranthene C20H12 aromatics 252.316 29 0.000 0.000 0.902 0.045
benzo[ghi]perylene C22H12 aromatics 276.338 29 0.000 0.000 0.902 0.045
benzo[k]fluoranthene C20H12 aromatics 252.316 28 0.000 0.000 0.900 0.045
beta-pinene C10H16 terpenes 136.238 11 0.051 0.054 0.908 0.025
beta-pinene/myrcene C10H16 136.125 3 0.014 0.006 0.921 0.010
black carbon BC carbon 174 1.020 0.720 0.928 0.034
bromide Br- ions 79.9 1 0.008 0.000 0.948 0.000
bromine Br 17 0.000 0.000 0.941 0.021
bromodichloromethane CHBrCl2 163.83 4 0.001 0.000 0.924 0.018
brown carbon BrC carbon 19 1.131 0.386 0.917 0.016
butadiene hydroxynitrates C4O4H7N nitrogen-containing organics 2 0.015 0.003 0.900 0.023
butane C4H10 alkanes 58.124 33 0.055 0.048 0.925 0.027
butene C4H8 56.11 25 0.152 0.069 0.936 0.021
butene hydroxynitrates C4O4H9N nitrogen-containing organics 5 0.014 0.013 0.913 0.019
butyl acetate C6H12O2 esters 116.16 2 0.001 0.000 0.912 0.007
butylbenzene C10H14 134.22 8 0.004 0.002 0.934 0.017
butyraldehyde C4H8O aldehydes 72.107 13 0.049 0.040 0.905 0.043
butyric acid C4H8O2 fatty acids 88.106 4 0.074 0.042 0.000 0.000
C4-dihydroxycarbonyls C4O3H8 aerosol 2 0.048 0.028 0.900 0.023
C4-hydroxydicarbonyls/C5-alkenediols C4O3H6/C5O2H10 aerosol 2 0.105 0.015 0.900 0.023
C9 aromatics C9H12 120.0939 3 0.065 0.037 0.921 0.010
calcium Ca 40.078 17 0.000 0.000 0.941 0.021
calcium cation Ca+2 ions 40.08 1 0.103 0.000 0.953 0.000
camphene C10H16 alkanes 136.238 4 0.010 0.008 0.921 0.013
carbon disulfide CS2 organosulfur compounds 76.131 17 0.001 0.001 0.914 0.032
carbon suboxide C3O2 carbon oxides 68.031 58 0.003 0.002 0.929 0.035
carbon tetrachloride CCl4 haloalkanes 153.811 6 0.000 0.000 0.924 0.033
carbonyl sulfide COS sulfides 60.07 15 0.122 0.165 0.898 0.042
chloride Cl- ions 35.45 44 0.494 0.560 0.929 0.027
chlorine Cl 35.45 38 0.008 0.028 0.938 0.024
chloroacetic acid C2H3ClO2 94.5 3 0.000 0.000 0.921 0.010
chlorobenzene C6H5Cl chlorinated hydrocarbons 112.55 3 0.001 0.000 0.927 0.009
chloroethane C2H5Cl haloalkanes 64.512 6 0.002 0.002 0.918 0.041
chloroprene C4H5Cl 88.53 1 0.000 0.000 0.963 0.000
chrysene C18H12 aromatics 228.294 29 0.001 0.001 0.902 0.045
cis-1,2-dichloroethene C2H2Cl2 96.94 3 0.001 0.000 0.932 0.029
cis-2-butene C4H8 alkynes and alkenes 56.108 34 0.020 0.015 0.928 0.026
cis-2-pentene C5H10 alkynes and alkenes 70.135 29 0.007 0.003 0.931 0.025
copper Cu 63.55 17 0.000 0.000 0.941 0.021
creosol C8H10O2 aromatics 138.166 71 0.269 0.265 0.931 0.028
crotonaldehyde C4H6O 70.091 19 0.196 0.099 0.913 0.038
crotonic acid C4H6O2 fatty acids 86.09 3 0.036 0.004 0.000 0.000
cumene C9H12 aromatics 120.195 41 0.002 0.002 0.922 0.031
cyclohexane C6H12 alkynes and alkenes 84.162 28 0.003 0.003 0.927 0.026
cyclopentane C5H10 70.135 16 0.006 0.009 0.940 0.020
cyclopentene C5H8 68.12 2 0.007 0.002 0.925 0.011
d-limonene C10H16 terpenes 136.238 23 0.039 0.032 0.922 0.032
decanal C10H20O aldehydes 156.269 57 0.002 0.002 0.929 0.035
diacetyl C4H6O2 diones 86.09 1 2.100 0.000 0.935 0.000
dibenz[a,h]anthracene C22H14 aromatics 278.354 16 0.000 0.000 0.914 0.049
dibromomethane CH2Br2 haloalkanes 173.835 5 0.001 0.001 0.913 0.019
dichlorodifluoromethane CCl2F2 haloalkanes 120.908 13 0.002 0.003 0.943 0.024
dichloromethane CH2Cl2 haloalkanes 84.927 18 0.003 0.004 0.914 0.032
dichloromethylene CCl2 82.91 1 0.000 0.000 0.931 0.000
dihydrofurandione C4H4O3 furanones 100.016 57 0.048 0.042 0.929 0.035
dihydronaphthalene C10H10 hydrocarbons 130.19 58 0.030 0.029 0.929 0.035
diisopropyl ether C6H14O 102.17 3 0.002 0.002 0.946 0.005
dimethyl disulfide C2H6S2 sulfides 94.19 57 0.002 0.002 0.929 0.035
dimethyl sulfide C2H6S sulfides 62.13 69 0.004 0.006 0.925 0.034
dimethyl trisulfide C2H6S3 sulfides 126.25 57 0.001 0.001 0.929 0.035
dimethylbenzofuran C10H10O furans 146.189 58 0.043 0.034 0.929 0.035
dinitrogen pentoxide N2O5 nitrogen oxides 108.01 3 0.000 0.000 0.927 0.009
dodecane C12H26 170.33 12 0.007 0.005 0.943 0.020
elemental carbon EC carbon 131 0.591 0.456 0.908 0.048
ethanal nitrate C2O4H3N nitrate esters 2 0.003 0.000 0.900 0.023
ethane C2H6 alkanes 30.07 95 0.503 0.457 0.929 0.021
ethanol C2H6O alcohols 46.069 108 0.049 0.054 0.925 0.035
ethenamine C2H5N imines 43.069 58 0.006 0.007 0.929 0.035
ethene C2H4 alkynes and alkenes 28.054 271 1.034 0.931 0.926 0.036
ethene hydroxynitrate C2O4H5N nitrate esters 5 0.006 0.007 0.913 0.019
ethene hydroxyperoxide C2H6O3 78.07 4 0.020 0.006 0.932 0.021
ethyl acetate C4H8O2 ethyl esters 88.106 3 0.007 0.004 0.921 0.021
ethyl nitrate C2H5NO3 ethyl esters 91.066 6 0.001 0.001 0.916 0.019
ethyl tert-butyl ether C6H14O 102.17 9 0.001 0.001 0.939 0.020
ethylbenzene C8H10 aromatics 106.168 68 0.033 0.032 0.921 0.035
ethylindene C11H12 144.217 58 0.016 0.019 0.929 0.035
ethylnylpyrrole C6H6 58 0.002 0.002 0.929 0.035
eugenol C10H12O2 aromatics 164.204 1 0.080 0.000 0.000 0.000
fluoranthene C16H10 aromatics 202.256 28 0.002 0.001 0.902 0.045
fluorene C13H10 aromatics 166.223 16 0.001 0.001 0.918 0.048
formaldehyde H2CO aldehydes 30.026 228 1.625 0.938 0.923 0.037
formamide CH3NO amides 45.041 58 0.013 0.018 0.929 0.035
formic acid HCOOH carboxylic acids 46.025 185 0.322 0.350 0.930 0.032
furan C4H4O furans 68.075 175 0.341 0.335 0.923 0.041
furfural C5H4O2 furans 96.085 65 0.673 0.449 0.928 0.031
gamma-butyrolactone C4H6O2 furans 86.09 2 0.070 0.010 0.000 0.000
glycolaldehyde C2H4O2 aldehydes 60.052 65 0.612 0.465 0.931 0.028
glyoxal C2H2O2 dialdehydes 58.036 62 0.279 0.234 0.928 0.034
guaiacol C7H8O2 aromatics 124.139 67 0.421 0.384 0.931 0.028
heptane C7H16 alkanes 100.205 61 0.010 0.008 0.924 0.030
hexachlorobutadiene C4Cl6 260.8 2 0.002 0.002 0.941 0.022
hexanal C6H12O 100.161 1 2.764 0.000 0.890 0.000
hexane C6H14 alkanes 86.178 63 0.009 0.008 0.924 0.030
hydrogen chloride HCl inorganic gases 36.458 31 0.079 0.091 0.933 0.030
hydrogen cyanide HCN nitrogen-containing organics 27.026 185 0.408 0.396 0.924 0.039
hydrogen peroxide H2O2 peroxides 34.014 5 0.100 0.043 0.930 0.019
hydrogen sulfide H2S sulfides 34.076 53 0.013 0.012 0.934 0.028
hydroperoxy acetone C3O3H6 organic peracids 2 0.087 0.044 0.900 0.023
hydroperoxymethanol CO3H4 peroxides 64.04 2 0.189 0.141 0.900 0.023
hydroxyacetone C3H6O2 ketones 74.079 80 0.767 0.580 0.928 0.032
hydroxyacetone/methyl acetate/ethyl formate C3H6O2 74.037 2 1.381 0.539 0.950 0.015
hydroxybenzoquinones C6H4O3 124.016 4 0.127 0.039 0.932 0.021
indeno[1,2,3-cd]pyrene C22H12 aromatics 276.338 29 0.000 0.000 0.902 0.045
iron Fe 17 0.000 0.000 0.941 0.021
isoamyl cyanide C6H11N 97.161 57 0.003 0.005 0.929 0.035
isobutane C4H10 alkanes 58.124 34 0.049 0.038 0.924 0.035
isobutylene C4H8 alkynes and alkenes 56.108 23 0.138 0.132 0.897 0.041
isocyanic acid HNCO 43.025 63 0.533 0.323 0.929 0.034
isopentane C5H12 alkanes 72.151 34 0.021 0.014 0.924 0.035
isoprene C5H8 terpenes 68.119 111 0.136 0.146 0.918 0.044
isoprene hydroperoxyaldehydes C5O3H8 aldehydes 2 0.170 0.010 0.900 0.023
isoprene hydroxy hydroperoxides C5O3H10 hydroperoxides 2 0.076 0.034 0.900 0.023
isoprene hydroxynitrates C5O4H9N hydroxynitrates 2 0.017 0.004 0.900 0.023
isopropanol C3H8O alcohols 60.096 17 0.006 0.006 0.919 0.025
isopropyl nitrate C3H7NO3 nitrogen-containing organics 105.093 3 0.001 0.001 0.910 0.024
lead Pb 79 0.000 0.000 0.901 0.067
levoglucosan C6H10O5 162.141 10 0.609 0.817 0.944 0.018
m-cresol/p-cresol C7H8O aromatics 108.14 5 0.061 0.019 0.000 0.000
m-tolualdehyde/p-tolualdehyde 18 0.408 0.485 0.903 0.038
m-xylene C8H10 aromatics 106.168 24 0.024 0.028 0.931 0.027
m-xylene/p-xylene C8H10 aromatics 41 0.063 0.041 0.916 0.032
magnesium Mg 24.305 16 0.000 0.000 0.941 0.022
maleic anhydride C4H2O3 98.06 4 0.063 0.010 0.932 0.021
manganese Mn 54.93804 17 0.000 0.000 0.941 0.021
methacrolein C4H6O aldehydes 70.091 12 0.094 0.079 0.903 0.044
methacrylonitrile C4H5N 67.09 2 0.024 0.008 0.925 0.011
methanediol CH4O2 diols 48.041 58 0.001 0.000 0.929 0.035
methanethiol CH4S organosulfur compounds 48.103 58 0.014 0.018 0.930 0.034
methanimine CH3N imines 29.042 58 0.001 0.001 0.929 0.035
methanol CH3OH alcohols 32.042 210 1.372 1.186 0.925 0.039
methenamine C6H12N4 amines 140.19 3 0.180 0.091 0.000 0.000
methyl acetate C3H6O2 74.08 2 0.424 0.044 0.925 0.011
methyl acetoacetate C5H8O3 methyl ethers 116.116 5 0.135 0.062 0.000 0.000
methyl benzeneacetonitrile C9H9N nitriles 131.178 56 0.004 0.005 0.930 0.035
methyl benzofuran C9H8O furans 132.162 57 0.055 0.040 0.928 0.035
methyl benzoic acid C8H8O2 benzoic acids 136.15 58 0.083 0.062 0.929 0.035
methyl bromide CH3Br haloalkanes 94.939 34 0.002 0.001 0.926 0.029
methyl chavicol C10H12O phenylpropene 148.205 57 0.026 0.024 0.929 0.035
methyl chloride CH3Cl haloalkanes 50.485 57 0.021 0.018 0.928 0.029
methyl formate C2H4O2 60.05 4 0.035 0.008 0.924 0.010
methyl iodide CH3I haloalkanes 141.939 5 0.001 0.001 0.913 0.019
methyl methacrylate C5H8O2 methyl ethers 100.117 7 0.004 0.001 0.905 0.032
methyl naphthalene C11H10 aromatic hydrocarbons 142.201 58 0.033 0.032 0.929 0.035
methyl nitrate CH3NO3 methyl ethers 77.039 6 0.003 0.001 0.916 0.019
methyl propanoate C4H8O2 aromatics 88.106 58 0.081 0.066 0.929 0.035
methyl tert-butyl ether C5H12O ethers 88.15 2 0.001 0.000 0.922 0.018
methyl vinyl ketone C4H6O ketones 70.091 12 0.257 0.247 0.903 0.044
methylcyclohexane C7H14 organic compounds 98.19 18 0.001 0.001 0.937 0.020
methylcyclopentane C6H12 organic compounds 84.16 19 0.003 0.002 0.936 0.019
monoterpenes C10H16 terpenes 67 0.769 0.957 0.927 0.034
MVK/MACR hydroxynitrates C4O5H7N hydroxynitrates 2 0.021 0.004 0.900 0.023
MVK/MACR/crotonaldehyde C4H6O aldehydes 70.091 2 0.330 0.040 0.900 0.023
myrcene C10H16 terpenes 136.238 5 0.038 0.041 0.884 0.051
n-decane C10H22 alkanes 142.286 18 0.013 0.019 0.915 0.039
naphthalene C10H8 aromatics 128.174 138 0.059 0.043 0.921 0.037
nitrate NO3- ions 62.004 79 0.146 0.213 0.891 0.086
nitrite NO2- ions 46.006 1 0.027 0.000 0.948 0.000
nitrobenzene C6H5NO2 aromatics 123.111 58 0.007 0.006 0.929 0.035
nitrocatechol C6H5NO4 155.11 4 0.015 0.004 0.932 0.021
nitrocresol C7H7NO3 153.14 4 0.010 0.004 0.932 0.021
nitroethane C2H5NO2 75.067 58 0.001 0.001 0.929 0.035
nitroethene C2H3NO2 nitroalkenes 73.051 58 0.001 0.001 0.929 0.035
nitromethane CH3NO2 nitrogen-containing organics 61.04 70 0.060 0.039 0.925 0.038
nitromethylcatechol C7H7NO4 169.13 3 0.008 0.002 0.921 0.010
nitrophenol C6H5NO3 139.11 3 0.008 0.004 0.938 0.021
nitrotoluene C7H7NO2 137.138 55 0.006 0.006 0.932 0.031
nitrous acid HNO2 inorganic gases 47.013 164 0.491 0.233 0.932 0.028
nitrous oxide N2O nitrogen oxides 44.013 5 0.230 0.067 0.000 0.000
nitroxyhydroperoxide/nitroxyhydroxyepoxide C5O5H9N peroxides 2 0.019 0.002 0.900 0.023
nitryl chloride ClNO2 81.46 3 0.000 0.000 0.921 0.010
nonane C9H20 alkanes 128.259 35 0.009 0.015 0.918 0.036
nonmethane hydrocarbons NMHC hydrocarbons 162 4.009 2.727 0.884 0.053
nonmethane organic compounds NMOC organic compounds 10 18.874 13.863 0.904 0.048
o-cresol C7H8O aromatics 108.14 5 0.028 0.011 0.000 0.000
o-cymene C10H14 2 0.000 0.000 0.928 0.035
o-tolualdehyde C8H8O 120.15 14 0.166 0.069 0.905 0.042
o-xylene C8H10 xylenes 106.168 65 0.019 0.017 0.922 0.031
octane C8H18 alkanes 114.232 43 0.007 0.007 0.923 0.030
organic aerosol OA aerosol 13 16.725 8.607 0.929 0.021
organic carbon OC carbon 141 11.245 10.517 0.910 0.045
ozone O3 ozone 47.997 6 3.998 5.252 0.000 0.000
p-cymene C10H14 aromatics 134.222 3 0.422 0.409 0.856 0.049
p-xylene C8H10 xylenes 106.168 26 0.013 0.011 0.933 0.026
particle-bound polycyclic aromatic hydrocarbons PPAH aromatics 8 0.008 0.005 0.887 0.084
particulate matter 10µm PM10 particulate matter 9 8.702 3.036 0.888 0.031
particulate matter 2µm PM2 particulate matter 6 21.233 11.530 0.000 0.000
particulate matter 3.5µm PM3.5 particulate matter 6 17.733 4.243 0.000 0.000
particulate matter 48µm PM48 particulate matter 6 25.967 12.269 0.000 0.000
particulate matter < 1µm PM1 particulate matter 7 23.314 5.825 0.923 0.025
pentane C5H12 alkanes 72.151 26 0.020 0.013 0.924 0.027
peracetic acid C2H4O3 organic peroxides 76.051 2 0.243 0.198 0.900 0.023
phenanthrene C14H10 aromatics 178.234 28 0.005 0.004 0.902 0.045
phenol C6H6O aromatics 94.113 134 0.598 0.506 0.929 0.033
phenylacetonitrile C8H7N nitriles 117.151 56 0.009 0.010 0.930 0.035
phenylacetylene C8H6 hydrocarbons 102.136 61 0.011 0.011 0.928 0.034
phosphorus P 30.973762 17 0.000 0.000 0.941 0.021
polychlorinated dibenzo-p-dioxins PCDD dioxins 13 0.000 0.000 0.000 0.000
polychlorinated dibenzofurans PCDF furans 14 0.000 0.000 0.000 0.000
potassium K 30 0.171 0.252 0.939 0.025
potassium cation K+ ions 39.098 55 0.331 0.446 0.932 0.027
propadiene C3H4 40.065 3 0.017 0.005 0.921 0.010
propanal C3H6O aldehydes 58.08 30 0.473 0.242 0.905 0.038
propane C3H8 alkanes 44.097 88 0.136 0.093 0.929 0.021
propanone nitrate C3O3H5N nitrate esters 2 0.004 0.000 0.900 0.023
propene C3H6 alkynes and alkenes 42.081 316 0.606 0.486 0.925 0.034
propene hydroxynitrates C3O4H7N hydroxynitrates 5 0.010 0.010 0.913 0.019
propene hydroxyperoxide C3H8O3 100.14 4 0.024 0.004 0.932 0.021
propiolic acid C3H2O2 carboxylic acids 70.047 58 0.009 0.006 0.929 0.035
propiolonitrile C3HN nitriles 51.048 58 0.001 0.001 0.929 0.035
propionic acid C3H6O2 fatty acids 74.079 5 0.229 0.114 0.000 0.000
propionitrile C3H5N nitriles 55.08 60 0.015 0.017 0.929 0.034
propyl nitrate C3H7NO3 propyl esters 105.093 6 0.000 0.000 0.916 0.019
propylbenzene C9H12 aromatics 120.195 40 0.004 0.002 0.924 0.029
propynal C3H2O aldehydes 54.048 58 0.029 0.019 0.929 0.035
propyne C3H4 alkynes and alkenes 40.065 66 0.052 0.031 0.918 0.031
pyrene C16H10 aromatics 202.256 28 0.001 0.001 0.902 0.045
pyridine C5H5N aromatics 79.102 4 0.063 0.080 0.000 0.000
pyrrole C4H5N 67.091 3 0.016 0.008 0.927 0.009
pyrrole/butenenitrile isomers C4H5N 67.0422 3 0.105 0.070 0.938 0.021
pyruvaldehyde C3H4O2 aldehydes 72.063 5 1.158 0.521 0.924 0.010
pyruvic acid C3H4O3 alpha-keto acids 88.062 58 0.010 0.007 0.929 0.035
quinone C6H4O2 aromatics 108.096 57 0.087 0.051 0.931 0.029
rubudium Rb 85.468 17 0.000 0.000 0.941 0.021
salicylaldehyde C7H6O2 aromatics 122.123 59 0.066 0.051 0.929 0.035
selenium Se 78.97 16 0.000 0.000 0.941 0.022
silicon Si 28.085 17 0.000 0.000 0.941 0.021
sodium cation Na+ ions 22.99 29 0.125 0.157 0.934 0.026
strontium Sr 87.62 17 0.000 0.000 0.941 0.021
styrene C8H8 aromatics 104.152 124 0.075 0.076 0.925 0.035
sulfate SO4(2-) ions 96.056 61 0.178 0.190 0.930 0.027
sulfinylmethanamine CH3NOS amines 77.101 57 0.000 0.000 0.929 0.035
sulfur S 32.07 26 0.012 0.018 0.940 0.025
syringol C8H10O3 aromatics 154.165 58 0.038 0.028 0.929 0.034
terpenes terpenes 8 3.403 4.045 0.893 0.047
tert-butanol C4H10O 74.12 19 0.006 0.006 0.941 0.018
tert-butylbenzene C10H14 134.22 4 0.001 0.000 0.930 0.025
tetrachloroethylene C2Cl4 165.8 2 0.000 0.000 0.893 0.041
tetrahydrofuran C4H8O cyclic ethers 72.107 37 0.002 0.001 0.932 0.027
thiophene C4H4S aromatics 84.136 58 0.014 0.011 0.929 0.035
titanium Ti 47.867 16 0.000 0.000 0.941 0.022
toluene C7H8 aromatics 92.141 128 0.226 0.195 0.924 0.035
total carbon TC carbon 68 13.344 9.026 0.907 0.029
total hydrocarbon THC hydrocarbons 35 6.564 4.218 0.000 0.000
total long-lived NMVOCs 4 9.963 3.610 0.932 0.021
total particulate matter PM particulate matter 181 21.905 17.462 38.291 43.168
total short-lived NMVOCs 3 18.507 3.885 0.921 0.010
trans-1,2-dichloroethylene C2H2Cl2 96.94 3 0.001 0.000 0.933 0.010
trans-2-butene C4H8 alkynes and alkenes 56.108 33 0.027 0.018 0.928 0.026
trans-2-pentene C5H10 alkynes and alkenes 70.135 30 0.012 0.006 0.931 0.025
trichloroethylene C2H13 131.38 1 0.000 0.000 0.852 0.000
trichlorofluoromethane CCl3F 137.36 2 0.000 0.000 0.908 0.056
trichloromethane CHCl3 119.369 15 0.000 0.000 0.930 0.019
tricyclene C10H16 136.23 2 0.007 0.004 0.925 0.011
trimethylamine C3H9N amines 59.112 56 0.002 0.003 0.930 0.035
undecane C11H24 156.31 11 0.004 0.002 0.934 0.018
valeraldehyde C5H10O 86.13 10 0.314 0.261 0.890 0.044
vanillin C8H8O3 aromatics 152.149 62 0.142 0.134 0.931 0.029
vinyl acetate C4H6O2 vinyl esters 86.09 46 0.325 0.191 0.933 0.027
vinyl acetylene C4H4 enynes 52.076 62 0.047 0.035 0.928 0.034
vinyl chloride C2H3Cl hydrocarbons 62.496 15 0.001 0.000 0.928 0.031
vinyl guaiacol C9H10O2 aromatics 150.177 57 0.140 0.129 0.931 0.029
vinylpyridine C7H7N pyridines 105.14 58 0.003 0.004 0.929 0.035
water H2O oxidanes 18.015 55 0.656 0.383 0.932 0.031
xylenes C8H10 xylenes 106.16 10 0.083 0.028 0.915 0.038
zinc Zn 65.4 17 0.000 0.000 0.941 0.021
zirconium Zr 91.22 17 0.000 0.000 0.941 0.021








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