40 C.F.R. § 63.61

Deletion of methyl ethyl ketone from the list of hazardous air pollutants.

Last amended: 2016Year: 2026Length: 30 wordsOfficial source

Cite as 40 C.F.R. § 63.61 (2026)

The substance methyl ethyl ketone (MEK, 2-Butanone) (CAS Number 78-93-3) is deleted from the list of hazardous air pollutants established by 42 U.S.C. 7412(b)(1). [70 FR 75059, Dec. 19, 2005]
Cross-references to the US Code
42:7412
40 C.F.R. § 63.61: Deletion of methyl ethyl ketone from the list of hazardous air pollutants. | Justis AI