40 CFR Appendix Table 2 to Subpart X of Part 63, Emissions Limits for Secondary Lead Smelting Furnaces

Table 2 to Subpart X of Part 63 - Emissions Limits for Secondary Lead Smelting Furnaces
For vents from these processes . . . You must meet the following emissions limits . . . a
Total hydrocarbon ppm by volume expressed as propane corrected to 4 percent carbon dioxide Dioxin and furan (dioxins and furans) nanograms/dscm
expressed as TEQ corrected to
7 percent O2
Collocated blast and reverberatory furnaces (new and existing) 20 ppmv 0.50 ng/dscm.
Collocated blast and reverberatory furnaces when the reverberatory furnace is not operating for units that comments construction or reconstruction before June 9, 1994 360 ppmv 170 ng/dscm.
Collocated blast and reverberatory furnaces when the reverberatory furnace is not operating for units that commence construction or reconstruction after June 9, 1994 70 ppmv 170 ng/dscm.
Blast furnaces that commence construction or reconstruction before June 9, 1994 360 ppmv 170 ng/dscm.
Blast furnaces that commence construction or reconstruction after June 9, 1994 70 ppmv 170 ng/dscm.
Blast furnaces that commence construction or reconstruction after May 19, 2011 70 ppmv 10 ng/dscm.
Reverberatory and electric furnaces that commence construction or reconstruction before May 19, 2011 12 ppmv 0.20 ng/dscm.
Reverberatory and electric furnaces that commence construction or reconstruction after May 19, 2011 12 ppmv 0.10 ng/dscm.

a There are no standards for dioxins and furans during periods of startup and shutdown.

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