Potassium perfluorobutane sulfonate

Chemical NamePotassium perfluorobutane sulfonate
Synonym(s)1,1,2,2,3,3,4,4,4-Nonafluoro-1-butanesulfonic acid potassium salt | 1,1,2,2,3,3,4,4,4-Nonafluorobutane-1-sulfonate de potassium | 1,1,2,2,3,3,4,4,4-nonafluorobutano-1-sulfonate de potasio | 1-Butanesulfonic acid, 1,1,2,2,3,3,4,4,4-nonafluoro-, potassium salt | Bayowet C 4 | Butane-1-sulfonate, nonafluoro-, potassium | Chemguard 411 | EC 249-616-3 | Eftop KFBS | Flutel RM 65 | IHT-FR 21 | K-NONA | KPFBS | Kalium-1,1,2,2,3,3,4,4,4-nonafluorbutan-1-sulfonat | Nonafluoro-1-butanesulfonate potassium salt | Nonafluorobutanesulfonic acid potassium salt | PFBS | PPBS | PPFBS | Perfluorobutanesulfonic acid potassium salt | Potassium nonaflate | Potassium nonafluoro-1-butanesulfonate | Potassium nonafluorobutanesulfonate | Potassium perfluoro-1-butanesulfonate | Potassium perfluorobutanesulfonate | Potassium perfluorobutylsulfonate | potassium 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulphonate | potassium PFBS
CASRN29420-49-3
De minimis Limit %1
M,P/OU Threshould (lb)100/100
Listing TypeIndividually listed chemical
Effective Date01-JAN-22
Chemical QualifierNo
MetalNo
Chemical of Special ConcernNo
Per- or Polyfluoroalkyl SubstanceYes

Rulemaking Changes Affecting This Chemical

StatusEffective Reporting YearFR Proposed RuleFR Final Rule
Added2022No proposed rule for this action87 FR 42651 (7/18/2022)
Structural image
Structural representation of Potassium perfluorobutane sulfonate