{"data":{"id":"us/40-cfr-table-2-to-subpart-cccc-of-part-63","jurisdiction":"us","citation":"40 CFR Table 2 to Subpart CCCC of Part 63","heading":"Table 2 to Subpart CCCC of Part 63—Requirements for Performance Tests If You Monitor Brew Ethanol","body":"For each fed-batch fermenter for which compliance is determined by monitoring brew ethanol concentration and calculating VOC concentration in the fermenter exhaust according to the procedures in § 63.2161, you must . . . Using . . . According to the following requirements . . .\nMeasure VOC as propane Method 25A,a or an alternative validated by EPA Method 301 b and approved by the Administrator You must measure the VOC concentration in the fermenter exhaust at any point prior to the dilution of the exhaust stream.\na EPA Test Method 25A is found in appendix A-7 of 40 CFR part 60.\nb EPA Test Method 301 is found in appendix A of 40 CFR part 63.","path":["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 CCCC—National Emission Standards for Hazardous Air Pollutants: Manufacturing of Nutritional Yeast"],"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":"04e18ba9ff87ce55d05791fb7b8c1de1943be7f56ca09ab87155c09c1c096524","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-table-1-to-subpart-cccc-of-part-63","next":"us/40-cfr-table-3-to-subpart-cccc-of-part-63"},"notice":"GroundRules: Original legal text. Not legal advice."}