![ASTM G21-96(2002) - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi ASTM G21-96(2002) - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi](https://webstore.ansi.org/cover-pages/small/ASTM/G21.jpg)
ASTM G21-96(2002) - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
![ASTM G21-13 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi ASTM G21-13 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi](https://webstore.ansi.org/cover-pages/small/ASTM/G0021-13.jpg)
ASTM G21-13 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
![ASTM G21-15 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi ASTM G21-15 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi](https://webstore.ansi.org/cover-pages/small/ASTM/G0021-15.jpg)
ASTM G21-15 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
![ASTM G21-15(2021)e1 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi ASTM G21-15(2021)e1 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi](https://webstore.ansi.org/cover-pages/small/ASTM/G0021-15R21E01.jpg)
ASTM G21-15(2021)e1 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
![ASTM G21-96 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi ASTM G21-96 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi](https://webstore.ansi.org/cover-pages/small/ASTM/ASTM+G21-96.jpg)