Perfluorohexanesulfonic acid

Chemical Name	Perfluorohexanesulfonic acid
Synonym(s)	1,1,2,2,3,3,4,4,5,5,6,6,6-Tridecafluoro-1-hexanesulfonic acid \| 1-Hexanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluoro- \| 1-Hexanesulfonic acid, tridecafluoro- \| 1-Perfluorohexanesulfonic acid \| Acide perfluorohexane-1-sulfonique \| Acido perfluorohexano-1-sulfonico \| EC 206-587-1 \| PFHS \| PFHxS \| Perfluorhexan-1-sulfonsaure \| Perfluorohexane sulfonic acid \| Perfluorohexane-1-sulphonic acid \| Tridecafluorohexane-1-sulfonic acid \| Tridecafluorohexanesulfonic acid
CASRN	355-46-4
De minimis Limit %	1
M,P/OU Threshould (lb)	100/100
Listing Type	Individually listed chemical
Effective Date	01-JAN-20
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	2020	No proposed rule for this action	85 FR 37354 (6/22/2020)

Structural image
Structural representation of Perfluorohexanesulfonic acid