40 CFR Appendix Table 1 to Subpart HHH of Part 63 - List of Hazardous Air Pollutants (HAP) for Subpart HHH

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Appendix: Table 1 to Subpart HHH of Part 63—List of Hazardous Air Pollutants (HAP) for Subpart HHH
CAS Number a Chemical name
75070 Acetaldehyde
71432 Benzene (includes benzene in gasoline)
75150 Carbon disulfide
463581 Carbonyl sulfide
100414 Ethyl benzene
107211 Ethylene glycol
75050 Acetaldehyde
50000 Formaldehyde
110543 n-Hexane
91203 Naphthalene
108883 Toluene
540841 2,2,4-Trimethylpentane
1330207 Xylenes (isomers and mixture)
95476 o-Xylene
108383 m-Xylene
106423 p-Xylene

a CAS numbers refer to the Chemical Abstracts Services registry number assigned to specific compounds, isomers, or mixtures of compounds.