Table 3 to Subpart III of Part 62 - Toxic Equivalency Factors  


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  • Table 3 to Subpart III of Part 62 - Toxic Equivalency Factors

    Dioxin/furan congener Toxic
    equivalency factor
    A. 2,3,7,8-tetrachlorinated dibenzo-p-dioxin 1
    B. 12,3,7,8-pentachlorinated dibenzo-p-dioxin 0.5
    C. 1,2,3,4,7,8-hexachlorinated dibenzo-p-dioxin 0.1
    D. 1,2,3,7,8,9-hexachlorinated dibenzo-p-dioxin 0.1
    E. 12,3,6,7,8-hexachlorinated dibenzo-p-dioxin 0.1
    F. 1,2,3,4,6,7,8-heptachlorinated dibenzo-p-dioxin 0.01
    G. 0ctachlorinated dibenzo-p-dioxin 0.001
    H. 2,3,7,8-tetrachlorinated dibenzofuran 0.1
    I. 2,3,4,7,8-pentachlorinated dibenzofuran 0.5
    J. 1,2,3,7,8-pentachlorinated dibenzofuran 0.05
    K. 1,2,3,4,7,8-hexachlorinated dibenzofuran 0.1
    L. 1,2,3,6,7,8-hexachlorinated dibenzofuran 0.1
    M. 1,2,3,7,8,9-hexachlorinated dibenzofuran 0.1
    N. 2,3,4,6,7,8-hexachlorinated dibenzofuran 0.1
    O. 1,2,3,4,6,7,8-heptachlorinated dibenzofuran 0.01
    P. 1,2,3,4,7,8,9-heptachlorinated dibenzofuran 0.01
    Q. 0ctachlorinated dibenzofuran 0.001