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 Code of Federal Regulations (Last Updated: May 6, 2024)
 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 DDDDDD - National Emission Standards for Hazardous Air Pollutants for Polyvinyl Chloride and Copolymers Production Area Sources

  Table 1 to Subpart DDDDDD of Part 63 - Emission Limits and Standards for Existing Affected Sources  

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  • Table 1 to Subpart DDDDDD of Part 63 - Emission Limits and Standards for Existing Affected Sources

    For this type of emission
    point . . .     		And for this air pollutant . . . And for an affected source producing this type of PVC resin . . . You must meet this emission
    limit . . .
    PVC-only process ventsa Vinyl chloride All resin types 5.3 parts per million by volume (ppmv).
    Total hydrocarbons All resin types 46 ppmv measured as propane.
    Total organic HAPb All resin types 140 ppmv.
    Dioxins/furans (toxic equivalency basis) All resin types 0.13 nanograms per dry standard cubic meter (ng/dscm).
    PVC-combined process ventsa Vinyl chloride All resin types 0.56 ppmv.
    Total hydrocarbons All resin types 2.3 ppmv measured as propane.
    Total organic HAPb All resin types 29 ppmv.
    Dioxins/furans (toxic equivalency basis) All resin types 0.076 ng/dscm.
    Stripped resin Vinyl chloride Bulk resin 7.1 parts per million by weight (ppmw).
    Dispersion resin 1,500 ppmw.
    Suspension resin 36 ppmw.
    Suspension blending resin 140 ppmw.
    Copolymer resin 790 ppmw.
    Total non-vinyl chloride organic HAP Bulk resin 170 ppmw.
    Dispersion resin 320 ppmw.
    Suspension resin 36 ppmw.
    Suspension blending resin 500 ppmw.
    Copolymer resin 1,900 ppmw.
    Process Wastewater Vinyl chloride All resin types 2.1 ppmw.

    a Emission limits at 3-percent oxygen, dry basis.

    b Affected sources have the option to comply with either the total hydrocarbon limit or the total organic HAP limit.

    [80 FR 5940, Feb. 4, 2015]