{"data":{"id":"us/40-cfr-439.14","jurisdiction":"us","citation":"40 CFR 439.14","heading":"Effluent limitations attainable by the application of best available technology economically achievable (BAT).","body":"(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the application of BAT:\nEffluent Limitations (BAT)\nRegulated parameter Maximum daily 1 Maximum monthly average 1\nAmmonia (as N) 84.1 29.4\nAcetone 0.5 0.2\n4-methyl-2-pentanone 0.5 0.2\nIsobutyraldehyde 1.2 0.5\nn-Amyl acetate 1.3 0.5\nn-Butyl acetate 1.3 0.5\nEthyl acetate 1.3 0.5\nIsopropyl acetate 1.3 0.5\nMethyl formate 1.3 0.5\nAmyl alcohol 10.0 4.1\nEthanol 10.0 4.1\nIsopropanol 3.9 1.6\nMethanol 10.0 4.1\nMethyl Cellosolve 100.0 40.6\nDimethyl sulfoxide 91.5 37.5\nTriethyl amine 250.0 102.0\nPhenol 0.05 0.02\nBenzene 0.05 0.02\nToluene 0.06 0.02\nXylenes 0.03 0.01\nn-Hexane 0.03 0.02\nn-Heptane 0.05 0.02\nMethylene chloride 0.9 0.3\nChloroform 0.02 0.13\n1,2-dichloroethane 0.4 0.1\nChlorobenzene 0.15 0.06\no-Dichlorobenzene 0.15 0.06\nTetrahydrofuran 8.4 2.6\nIsopropyl ether 8.4 2.6\nDiethyl amine 250.0 102.0\nAcetonitrile 25.0 10.2\n1 mg/L (ppm).\n(b) The limitations for COD are the same as specified in § 439.12(c) and (d).\n(c) The limitations for cyanide are the same as specified in § 439.12(e), (f) and (g).","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 439—PHARMACEUTICAL MANUFACTURING POINT SOURCE CATEGORY","Subpart A—Fermentation Products"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"ce2fbd9b1010503a97500ba316d39983926e015cd9f003621863fef54fd06023","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-439.13","next":"us/40-cfr-439.15"},"notice":"GroundRules: Original legal text. Not legal advice."}