Table 1 to Subpart XX of Part 63 - Hazardous Air Pollutants  


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  • Table 1 to Subpart XX of Part 63 - Hazardous Air Pollutants

    Hazardous air pollutant CAS No.
    Benzene 71432
    1,3-Butadiene 106990
    Cumene 98828
    Ethyl benzene 100414
    Hexane 110543
    Naphthalene 91203
    Styrene 100425
    Toluene 108883
    o-Xylene 95476
    m-Xylene 108383
    p-Xylene 106423