Butanedioic acid, sulfo-,1,4-bis[4,4,5,5,6,6,7,7,7-nonafluoro-1-(3,3,4,4,5,5,6,6,6-nonafluorohexyl)heptyl] ester, sodium salt
CAS No. 556812-78-3
CH6OSi2 92126-80-2