Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR Table 2 to Subpart LLL of Part 63: Table 2 to Subpart LLL of Part 63—1989 Toxic Equivalency Factors (TEFs)

Where this section sits in the code

Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER C—AIR PROGRAMS
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES
Subpart LLL—National Emission Standards for Hazardous Air Pollutants From the Portland Cement Manufacturing Industry

Dioxins/Furans TEFs 1989

2,3,7,8-TCDD 1

1,2,3,7,8-PeCDD 0.5

1,2,3,4,7,8-HxCDD 0.1

1,2,3,6,7,8-HxCDD 0.1

1,2,3,7,8,9-HxCDD 0.1

1,2,3,4,6,7,8-HpCDD 0.01

OCDD 0.001

2,3,7,8-TCDF 0.1

1,2,3,7,8-PeCDF 0.05

2,3,4,7,8-PeCDF 0.5

1,2,3,4,7,8-HxCDF 0.1

1,2,3,6,7,8-HxCDF 0.1

1,2,3,7,8,9-HxCDF 0.1

2,3,4,6,7,8-HxCDF 0.1

1,2,3,4,6,7,8-HpCDF 0.01

1,2,3,4,7,8,9-HpCDF 0.01

OCDF 0.001

Collected 2026-08-27T02:26:04Z. Source file · JSON