Perfluorohexanoic Acid (PFHxA)

CASRN 307-24-4

Additional EPA toxicity information may be available by visiting the following sites:

  • Perfluorohexanoic Acid (PFHxA) is currently being assessed by IRIS for the first time.
  • Assessment Manager(s): James Avery (, Andrew Kraft (
Step Assessment Materials Released to the Public Release Date Public Meeting Date
1 Problem Formulation Materials N/A N/A
1 Preliminary Assessment Materials 11/2019 N/A
4 Public Comment Draft TBD TBD
4 Peer Review Draft TBD TBD
7 Post Final Assessment TBD

Please note: Any future dates displayed under Release Date are estimates and subject to change.