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Table 4 to Subpart PPP of Part 63 - Known Organic HAP From Polyether Polyol Products RegSenseCFR RegulationsEnvironmental Protection Agency (EPA)Hazardous Air PollutantsEnvironmentalAir QualityFocus AreaUSAEnglishAir ProgramsCFR Appendix
Organic HAP/chemical name [CAS No.] CAS No. = Chemical Abstracts Service Registry Number. 1,3 Butadiene (106990) Epichlorohydrin (106898) Ethylene Oxide (75218) n-Hexane (110543) Methanol (67561) Propylene Oxide (75569) Toluene (108883) [65 FR 26505, May 8, 2000]['Air Programs']['Hazardous Air Pollutants']