3737335 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3737335 > 2 > ChemIDplus > 028303164 > 28303-16-4 Benzenesulfonic acid, 4-hydroxy-, polymer with formaldehyde > 28303-16-4 > 028303164 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=028303164 $$$$