Sodium perfluorobutanoate

Chemical Name	Sodium perfluorobutanoate
Synonym(s)	Butanoic acid, 2,2,3,3,4,4,4-heptafluoro-, sodium salt (1:1) \| Butanoic acid, heptafluoro-, sodium salt \| Butyric acid, heptafluoro-, sodium salt \| EINECS 218-721-6 \| Heptafluorobutanoatato \| Heptafluorobutyric acid \| Heptafluorobutyric acid sodium salt \| NSC 52381 \| PFBA perfluorobutanoic acid \| Perfluorobutanoate \| Perfluorobutanoic acid \| Perfluorobutyrate \| Perfluorobutyric acid \| Perfluorobutyric acid, sodium salt \| Sodium heptafluorobutyrate
CASRN	2218-54-4
De minimis Limit %	1
M,P/OU Threshold (lb)	100/100
Listing Type	Individually listed chemical
Effective Date	01-JAN-23
Chemical Qualifier	No
Metal	No
Chemical of Special Concern	No
Per- or Polyfluoroalkyl Substance	Yes

Rulemaking Changes Affecting This Chemical

Status	Effective Reporting Year	FR Proposed Rule	FR Final Rule
Added	2023	No proposed rule for this action	88 FR 41035 (6/23/2023)

Structural image
Structural representation of Sodium perfluorobutanoate