197930 -OEChem-02060822412D 0 0 0 0 0 0 0 0 0999 V2000 M END > 197930 > 3 > ChemIDplus > 012627133 > 12627-13-3 Precipitated silica Silicate > 12627-13-3 > 012627133 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=012627133 $$$$