3835599 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3835599 > 2 > ChemIDplus > QK1480000 > NIOSH/QK1480000 > 1-Naphthalenesulfonic acid, 3,4-dihydro-3,4-dioxo-, 3-semicarbazone, ammonium salt, hydrate 3,4-Dihydro-3,4-dioxo-1-naphthalenesulfonic acid 3-semicarbazone ammonium salt hydrate QK1480000 > QK1480000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=QK1480000 $$$$