3813614 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3813614 > 2 > ChemIDplus > 135929441 > 135929-44-1 Silicic acid (H4SiO4), tetraethyl ester, polymer with boron oxide (B2O3) > 135929-44-1 > 135929441 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=135929441 $$$$