Regulations last checked for updates: May 16, 2024

Title 40 - Protection of Environment last revised: May 14, 2024
Appendix - Table 5 to Subpart JJ of Part 63—List of VHAP of Potential Concern Identified by Industry
CAS No. Chemical name EPA de minimis, tons/yr
68122Dimethyl formamide1.0
50000Formaldehyde0.2
75092Methylene chloride4.0
794692-Nitropropane1.0
78591Isophorone0.7
1000425Styrene monomer1.0
108952Phenol0.1
111422Dimethanolamine5.0
1098642-Methoxyethanol10.0
1111592-Ethoxyethyl acetate10.0
[63 FR 71382, Dec. 28, 1998]
authority: 42 U.S.C. 7401
source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.