Keywords: Beckysfigure2b.png en Different polymers made with aromatic heterocycles own Chem538grp3w09 2009-04-02 Polyimides Original upload log wikitable - - 2009-04-02 18 52 47 298 × 554 9940 bytes Chem538grp3w09 <nowiki> en Different polymers made with aromatic heterocycles Own work by uploader Chem538grp3w09 2009-04-02 </nowiki> |