3841303 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3841303 > 2 > ChemIDplus > UU2700520 > NIOSH/UU2700520 > 1,1'-(1,4-Butanediyl)bis(3-hydroxypyridinium) dichloride N,N'-Tetramethylenebis(3-oxypyridyl) betaine dihydrochloride Pyridinium, 1,1'-(1,4-butanediyl)bis(3-hydroxy-, dichloride UU2700520 > UU2700520 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=UU2700520 $$$$