| File Name | Size | Date | |
 | Acid_Neutralizing_Water_Filter_Resin_2007.pdf | 129 KB | 2/11/2010 |
| Ion_Exchange_Resin_Usfilter_Brand_Cross_Reference_Guide_2007.pdf | 255 KB | 6/22/2007 |
| PH_Control_Calcium_Carbonate_2007.pdf | 158 KB | 9/6/2007 |
| Usfilter_Brand_Resin_Product_Guide_2001.pdf | 271 KB | 6/22/2007 |