| Not official USP-NF text | Column Equivalency Information | |
| PACKING | Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the calcium form,about 9 µm in diameter. | |
| L19 | BRAND NAME | MANUFACTURER |
| Aminex Carbohydrate HPX-87 | BIO-RAD Laboratories | |
| Aminex HPX-87C | BIO-RAD Laboratories | |
| CarboSep CHO-820 | Transgenomic, Inc. | |
| Sugar-Pak | Waters Associates | |