Hexafluoroglutaric acid376-73-8100 % similar 2,2,3,3,4,4,5,5-Octafluorohexanedioic acid336-08-389 % similar Perfluorobutanoic acid375-22-477 % similar Perfluoropentanoic acid2706-90-374 % similar 2,2,3,3-Tetrafluorobutanedioic acid377-38-874 % similar Perfluorooctadecanoic acid16517-11-671 % similar Perfluorohexanoic acid307-24-471 % similar Perfluorododecanoic acid307-55-171 % similar Perfluorooctanoic acid335-67-171 % similar Perfluorodecanoic acid335-76-271 % similar Perfluoroheptanoic acid375-85-971 % similar Perfluorononanoic acid375-95-171 % similar Perfluorotetradecanoic acid376-06-771 % similar Perfluorohexadecanoic acid67905-19-571 % similar Perfluoropropionic acid422-64-064 % similar ω-Hydroperfluorovaleric acid376-72-763 % similar Ammonium perfluorooctanoate3825-26-163 % similar 2,2,3,3,4,4,5,5,6,6,7,7-Dodecafluoroheptanoic acid1546-95-859 % similar ω-Hydroperfluoroundecanoic acid1765-48-659 % similar 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9-Hexadecafluorononanoic acid76-21-159 % similar