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Code of Federal Regulations
C.F.R. 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
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Subpart C—List of Hazardous Air Pollutants, Petitions Process, Lesser Quantity Designations, Source Category List
§63.60 Deletion of caprolactam from the list of hazardous air pollutants.
§63.61 Deletion of methyl ethyl ketone from the list of hazardous air pollutants.
§63.62 Redefinition of glycol ethers listed as hazardous air pollutants.
§63.63 Deletion of ethylene glycol monobutyl ether from the list of hazardous air pollutants.
§63.64 Additions of substances to the list of hazardous air pollutants.
§63.65-63.69 [Reserved]
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