sodium salt of bis(1H,1H,2H,2H-heptadecafluorodecyl) 2-sulfosuccinate;Sodium 1,4abis[(perfluorooctyl)ethoxy]a1,4adioxobutanea2asulfonate;sodium;1,4-bis(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecoxy)-1,4-dioxobutane-2-sulfonate
salt of bis(1H,1H,2H,2H-heptadecafluorodecyl) 2-sulfosuccinate, CF3(CF2)7(CH2)2OCOCH2CH(SO3Na)COO(CH2)2(CF2)7CF3, sodium salt of bis(1H,1H,9H-hexadecafruorononyl) 2-sulfosuccinate, H(CF2)8CH2OCOCH2CH(SO3Na)COOCH2(CF2)8H, sodium salt of bis(1H,1H,7H-dodecafluoroheptyl) 2-sulfosuccinate, H(CF2)6CH2OCOCH2CH(SO3Na)COOCH2(CF2)6H and sodium salt of bis(1H,1H,5H-octafluoropentyl) 2-sulfosuccinate, H(CF2)4CH2