3754297 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3754297 > 2 > ChemIDplus > 068201707 > 68201-70-7 Benzenesulfonic acid, sulfonylbis(hydroxymethyl-, tetrasodium salt,polymer with formaldehyde, sulfonylbis(hydroxybenzenesulfonic acid) tetrasodium salt and 2,2'-sulfonylbis(phenol) disodium salt Polymer of (formaldehyde, sodium diphenol sulfone, diphenol sulfonesodium sulfonate, methylated diphenol sulfone sodium sulfonate) > 68201-70-7 > 068201707 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=068201707 $$$$