| Not official USP-NF text | Column Equivalency Information | |
| PACKING | Porous silica particles, 3 - 10 µm in diameter, or a monolithic rod. | |
| L3 | BRAND NAME | MANUFACTURER |
| Allsphere Silica | Grace -Alltech | |
| Chromegasorb | NULL | |
| Chrompack CP MicroSpher Si | Chrompack Inc. | |
| Econosphere Silica | Grace-Alltech | |
| Econosphere Silica 3 x 3 | Alltech Associates | |
| Guard-PAK | Waters Associates | |
| HS-3 | Perkin-Elmer Corp. | |
| Hypersil Silica | Thermo Scientific | |
| LiChrosorb Si 100 | Merck KGaA | |
| LiChrosorb Si 60 | Merck KGaA | |
| Luna Si | Phenomenex | |
| MicroPorasil | Waters Associates | |
| Nucleosil Silica | Macherey-Nagel | |
| Nucleosil Silica 5 | Macherey-Nagel | |
| Partisil 10 Silica | Whatman Inc. | |
| Partisil 5 Silica | Whatman Inc. | |
| Partisil Silica | Whatman Inc. | |
| Pecosphere Silica | Perkin-Elmer Corp. | |
| Prodigy Silica 3 | Phenomenex | |
| Resolve Silica | Waters Corp. | |
| Si Ultrasphere | Shiseido | |
| Spherisorb Silica | Waters Corp. | |
| Spherosil XOA 600 | Beckman Instruments | |
| Ultrasphere Silica | Beckman Instruments | |
| ZORBAX Rx-SIL | Agilent Technologies | |
| ZORBAX SIL | Agilent Technologies | |
| Zorbax Sil Reliance | Agilent Technologies | |