Ammonium perfluorohexanoate

Chemical Name	Ammonium perfluorohexanoate
Synonym(s)	APFHxA \| Ammonium undecafluorohexanoate \| Hexanoic acid, undecafluoro-, ammonium salt \| Undecafluorohexanoic acid, ammonium salt
CASRN	21615-47-4
De minimis Limit %	* The de minimis exemption is not available for this chemical
M,P/OU Threshold (lb)	100/100
Listing Type	Individually listed chemical
Effective Date	01-JAN-24
Chemical Qualifier	No
Isomer	No
Metal	No
Chemical of Special Concern	Yes
Per- or Polyfluoroalkyl Substance	Yes

Rulemaking Changes Affecting This Chemical

Status	Effective Reporting Year	FR Proposed Rule	FR Final Rule
Added	2024	No proposed rule for this action	89 FR 43331 (06/17/2024)

Structural image
Structural representation of Ammonium perfluorohexanoate