| Not official USP-NF text | ||
| SUPPORT | Styrene-divinylbenzene copolymer having a nominal surface area of less than 50 m? per g and an average pore diameter of 0.3 to 0.4 µm. | |
| S2 | BRAND NAME | MANUFACTURER |
| Chromosorb 101 | Restek Corp, Varian-Chrompack, Supelco | |
| PoraBOND Q | Varian | |
| PoraPLOT Q | Varian | |
| PoraPLOT Q | Varian | |