| Not official USP-NF text | Column Equivalency Information | |
| PACKING | Strongly basic anion exchange resin consisting of 8% crosslinked styrene divinylbenzene copolymer with a quartenary ammonium group in the chloride form, 45 to 180 µm in diameter. | |
| L64 | BRAND NAME | MANUFACTURER |
| AG 1-X8 | BioRad Labs | |