3757913 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3757913 > 2 > ChemIDplus > 068584963 > 2-Naphthalenesulfonic acid, 6-hydroxy-5-nitroso-, cobalt(2+) sodiumsalt, complex with vinylpyrrolidone polymer 68584-96-3 Polyvinyl pyrolidone complex with 1-nitroso-2-naphthol-6-sulfonic acid, cobaltous sodium salt > 68584-96-3 > 068584963 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=068584963 $$$$