C18-functionalized silica represents the industry standard for reversed-phase chromatography. The octadecyl-bonded surface provides strong hydrophobic interactions, high loading capacity, and excellent separation efficiency for a wide range of non-polar and moderately polar analytes. Its robust and versatile chemistry ensures reproducible performance in analytical, preparative, and process-scale applications.
| Name | Particle Sizes | Carbon Load | Pore Size |
|---|---|---|---|
| Adsorbosil C18 | 5 – 10 µm | 12 % | 60 Å |
| Adsorbosphere C18 | 3 – 10 µm | 15 % | 100 Å |
| Adsorbosphere HS C18 | 3 – 7 µm | 20 % | 100 Å |
| Adsorbosphere UHS C18 | 5 – 10 µm | 100 Å | |
| Adsorbosphere XL C18 | 3 – 10 µm | 17 % | 100 Å |
| Allsphere ODS-1 | 3 – 10 µm | 10.5 % | 80 Å |
| Allsphere ODS-2 | 3 – 10 µm | 18 % | 80 Å |
| Alphabond C18 | 5 – 10 µm | 10 % | 120 Å |
| Brava C18-BDS | 3 – 10 µm | 12.5 % | 145 Å |
| CT-Sil C18 | 3 – 5 µm | 17 % | 100 Å |
| Econosil C18 | 5 – 10 µm | 12 % | 60 Å |
| Econosphere C18 | 3 – 10 µm | 14 % | 100 Å |
| EcoPrep 60 C18-2 NE | 50 µm | 32 % | 60 Å |
| EcoPrep 120 C18-2 HE | 10 – 50 µm | 27 % | 120 Å |
| EcoPrep 120 C18-2 NE | 10 – 50 µm | 25 % | 120 Å |
| Encapharm RP18 | 3 – 5 µm | 22 % | 130 Å |
| Equisil ODS | 3 – 10 µm | 12.5 % | 120 Å |
| Equisil BDS C18 | 3 – 10 µm | 11 % | 130 Å |
| Equisil Gold C18 | 3 – 10 µm | 14 % | 175 Å |
| Equisorb ODS-1 | 3 – 10 µm | 10.5 % | 80 Å |
| Equisorb ODS-2 | 3 – 10 µm | 18 % | 80 Å |
| Exsil 80 ODS | 1.5 – 10 µm | 12 % | 80 Å |
| Exsil 80 ODS-1 | 3 – 10 µm | 10.5 % | 80 Å |
| Exsil 80 SB-C18 | 1.5 – 5 µm | 5 % | 80 Å |
| Exsil 100 ODS | 3 – 10 µm | 10 % | 100 Å |
| Exsil 100 ODS-1 | 3 – 10 µm | 100 Å | |
| Exsil 100 ODS-AB | 3 – 10 µm | 100 Å | |
| Exsil 100 ODS-B | 3 – 10 µm | 100 Å | |
| Exsil 300 ODS | 3 – 10 µm | 8 % | 300 Å |
| Exsil Avanti ODS | 1.5 – 10 µm | 12.5 % | 130 Å |
| Exsil Avanti BDS C18 | 1.5 – 10 µm | 11 % | 145 Å |
| Exsil Clasico ODS-1 | 3 – 10 µm | 90 Å | |
| Exsil Clasico ODS-2 | 3 – 10 µm | 90 Å | |
| Exsil Mono 100 C18 | 1.3 – 10 µm | 18 % | 100 Å |
| Exsil NP C18-AQ | 1.5 µm | 0 Å | |
| Exsil NP C18-HE | 1 – 1.5 µm | 0 Å | |
| Exsil Diametric C18 | 1.5 – 10 µm | 4 % | 120 Å |
| Exsil Pure 120 C18MS | 1.5 – 10 µm | 10 % | 120 Å |
| Exsil Pure 120 RP18 | 1.5 – 10 µm | 8 % | 120 Å |
| Exsil Pure 120 RP18M | 1.5 – 10 µm | 11 % | 120 Å |
| Gold-Turbo 80 ODS-3 | 1.5 µm | 12 % | 80 Å |
| Gold-Turbo 100 ODS | 1.5 µm | 11 % | 100 Å |
| Gold-Turbo 100 ODS-AB | 1.5 µm | 100 Å | |
| Gold-Turbo 100 ODS-H | 1.5 µm | 20 % | 100 Å |
| Gold-Turbo 120 ODS | 1.5 µm | 120 Å | |
| Gold-Turbo 120 ODS-HL | 1.5 µm | 120 Å | |
| Gold-Turbo ESM C18 | 1.5 µm | ||
| Gold-Turbo ODS-4 | 1.5 µm | 120 Å | |
| Gold-Turbo ODS-MS | 1.5 µm | ||
| GreatSmart RP18 | 3 – 10 µm | 9 % | 120 Å |
| Grom Sapphire 65 C18 | 3 – 5 µm | 65 Å | |
| Grom Sapphire 110 C18 | 3 – 10 µm | 110 Å | |
| GromSil 80 ODS-1 PE | 3 – 5 µm | 80 Å | |
| GromSil 80 ODS-2 FE | 3 – 10 µm | 80 Å | |
| GromSil 100 ODS-0 AB | 3 – 5 µm | 100 Å | |
| GromSil 100 ODS-1 PE | 3 – 5 µm | 100 Å | |
| GromSil 100 ODS-2 FE | 3 – 7 µm | 100 Å | |
| GromSil 100 ODS-B | 3 – 5 µm | 100 Å | |
| GromSil 120 ODS-3 CP | 3 – 15 µm | 100 Å | |
| GromSil 120 ODS-4 HE | 3 – 10 µm | 120 Å | |
| GromSil 120 ODS-5 ST | 3 – 10 µm | 120 Å | |
| GromSil 120 ODS-6 NE | 3 – 10 µm | 120 Å | |
| GromSil 200 ODS-4 HE | 3 – 10 µm | 200 Å | |
| GromSil 200 ODS-5 ST | 3 – 10 µm | 200 Å | |
| GromSil 300 ODS-5 ST | 3 – 10 µm | 300 Å | |
| Hypergrom ODS | 3 – 5 µm | ||
| Spherigrom ODS-1 | 3 – 5 µm | 80 Å | |
| Spherigrom ODS-2 | 3 – 5 µm | 80 Å | |
| ReproSil Mixed-Mode Amino-C18 | 3 – 5 µm | 17 % | 100 Å |
| ReproSil Mixed-Mode C18-Acid | 5 – 10 µm | 20 % | 100 Å |
| ReproSil Mixed-Mode Cyano-C18 | 5 µm | 12 % | 100 Å |
| Reprospher Mixed-Mode Phenyl-C18 | 5 – 10 µm | 100 Å | |
| Pharmsil RP18 | 3 – 5 µm | 17 % | 120 Å |
| Platinum C18 | 1.5 – 15 µm | 8 % | 100 Å |
| Platinum C18-EPS | 1.5 – 10 µm | 6 % | 100 Å |
| Platinum C18-PFP | 1.5 – 10 µm | 7.5 % | 100 Å |
| Platinum 300 C18 | 3 – 10 µm | 300 Å | |
| Platinum 300 C18-EPS | 3 – 10 µm | 300 Å | |
| Prosphere 300 C18 | 3 – 10 µm | 13 % | 300 Å |
| Prosphere HP 300 C18 | 3 – 10 µm | 13.5 % | 300 Å |
| Prosphere HP 300 C18-AQ | 3 – 10 µm | 14 % | 300 Å |
| ProZap | 1.5 µm | 500 Å | |
| Reprobond C18 | 5 – 45 µm | 10 % | 120 Å |
| ReproKrom C18 | 3.5 – 10 µm | 20 % | 100 Å |
| ReproPak C18 | 4 µm | 9 % | 200 Å |
| ReproPart ODS-3 | 5 – 10 µm | 10 % | 125 Å |
| ReproShell C18 | 2.6 µm | 7 % | 80 Å |
| ReproShell ODS-1 | 2.7 – 5 µm | 6 % | 90 Å |
| ReproShell ODS-3 | 2.7 – 5 µm | 5 % | 90 Å |
| ReproSil 70 C18 | 3 – 10 µm | 20 % | 70 Å |
| ReproSil 80 ODS-1 | 3 – 10 µm | 7 % | 80 Å |
| ReproSil 80 ODS-2 | 3 – 10 µm | 12 % | 80 Å |
| ReproSil OPA | 3 – 5 µm | 18 % | 80 Å |
| ReproSil 100 C18 | 3 – 50 µm | 15 % | 100 Å |
| ReproSil 100 C18-AB | 5 µm | 18 % | 100 Å |
| ReproSil 100 C18-TDE | 5 – 10 µm | 18 % | 100 Å |
| ReproSil 100 C18-TN | 10 – 20 µm | 18 % | 100 Å |
| ReproSil 100 ODS-2 | 5 – 10 µm | 17 % | 100 Å |
| ReproSil 100 ODS-A | 3 – 5 µm | 16 % | 100 Å |
| ReproSil 100 ODS-AQ | 3 – 10 µm | 13 % | 100 Å |
| ReproSil 100 RP18-NE | 10 – 20 µm | 16 % | 100 Å |
| ReproSil Amid-C18 | 3 – 10 µm | 100 Å | |
| ReproSil Amid-C18 ABZ | 3 – 5 µm | 12.5 % | 200 Å |
| ReproSil Amid-C18-e | 5 µm | 100 Å | |
| ReproSil ODS-MP | 3 – 5 µm | 17 % | 120 Å |
| ReproSil 150 C18 | 3 – 10 µm | 10 % | 150 Å |
| ReproSil 200 C18 | 5 µm | 200 Å | |
| ReproSil 200 C18-Aqua | 5 µm | 200 Å | |
| ReproSil 300 C18 | 5 – 10 µm | 300 Å | |
| ReproSil-PAH-EPA | 5 µm | 10 % | 300 Å |
| ReproSil-PAH-EPA-2 | 5 µm | 300 Å | |
| ReproSil BDS C18 | 3 – 5 µm | 11 % | 120 Å |
| ReproSil Gold 120 C18 | 1.5 – 15 µm | 20 % | 120 Å |
| ReproSil Gold 200 C18 | 3 – 15 µm | 14 % | 200 Å |
| ReproSil Gold 300 C18 | 3 – 10 µm | 8 % | 300 Å |
| ReproSil pHoenix C18 | 1.9 – 10 µm | 22 % | 100 Å |
| ReproSil-Pur 60 ODS-3 | 3 – 10 µm | 18 % | 60 Å |
| ReproSil-Pur 120-C18 ace-EPS | 3 – 5 µm | 12.5 % | 120 Å |
| ReproSil-Pur 120 C18-AQ | 1.9 – 20 µm | 15 % | 120 Å |
| ReproSil-Pur 120 C18-SH | 3 – 5 µm | 17 % | 120 Å |
| ReproSil-Pur 120 ODS-3 | 1.9 – 50 µm | 17 % | 120 Å |
| ReproSil-Pur 120 RP18-NE | 3 – 5 µm | 14 % | 120 Å |
| ReproSil-Pur 200 C18-AQ | 1.9 – 50 µm | 11 % | 200 Å |
| ReproSil-Pur 200 ODS-3 | 3 – 15 µm | 12 % | 200 Å |
| ReproSil-Pur 300 ODS-3 | 3 – 10 µm | 9 % | 300 Å |
| ReproSil-Pur 1000 ODS-3 | 5 – 10 µm | 1.6 % | 1 000 Å |
| ReproSil-Pur Basic-C18 | 1.9 – 15 µm | 17 % | 100 Å |
| ReproSil-Pur Basic-C18-HD | 3 – 10 µm | 25 % | 100 Å |
| ReproSil Saphir 100 C18 | 1.5 – 10 µm | 20 % | 100 Å |
| ReproSil Saphir 1000 C18-2 HE | 7 – 10 µm | 3 % | 1 000 Å |
| ReproSil Star 100 ODS-3 | 3 – 5 µm | 17 % | 100 Å |
| ReproSil Star 300 SB-C18 | 5 µm | 300 Å | |
| ReproSil Star RP18-e | 2 – 10 µm | 17 % | 120 Å |
| ReproSil Star SB-C18 | 5 µm | 80 Å | |
| ReproSil 100 C18-XBD | 5 – 10 µm | 16 % | 100 Å |
| ReproSil Gold 100 C18-XBD | 1.8 – 10 µm | 16.5 % | 100 Å |
| ReproSil-XR 120 C18 | 3 – 10 µm | 10 % | 120 Å |
| ReproSil-XR 120 C18-MS | 3 – 5 µm | 10 % | 120 Å |
| ReproSil-XR 300 C18 | 3 – 10 µm | 8 % | 300 Å |
| Reprospher 100 C18 | 1.7 – 10 µm | 16 % | 100 Å |
| Reprospher 100 C18-Aqua | 1.7 – 30 µm | 12 % | 100 Å |
| Reprospher 100 C18-Aqua-DE | 3 – 5 µm | 12 % | 100 Å |
| Reprospher 100 C18-DE | 1.7 – 10 µm | 16 % | 100 Å |
| Reprospher 100 C18-NE | 1.7 – 5 µm | 15 % | 100 Å |
| Reprospher 100 C18-Phenyl | 3 – 10 µm | 17 % | 100 Å |
| Reprospher 100 C18-TDE | 3 – 10 µm | 20 % | 100 Å |
| Reprospher 100 C18-TN | 5 µm | 17 % | 100 Å |
| Reprospher 100 C18-WCX | 3 – 10 µm | 17 % | 100 Å |
| Reprospher 200 C18 | 2.5 – 5 µm | 9 % | 200 Å |
| Reprospher 200 C18-Aqua | 3 – 5 µm | 5 % | 200 Å |
| Reprospher 200 C18-DE | 1.8 – 3 µm | 10 % | 200 Å |
| Reprospher 200 C18-TDE | 5 µm | 12 % | 200 Å |
| Reprospher 200 C18-TN | 3 – 10 µm | 11 % | 200 Å |
| Reprospher 300 C18 | 1.8 – 10 µm | 7 % | 300 Å |
| Reprospher 300 C18-Aqua | 3 – 5 µm | 4 % | 300 Å |
| Reprospher 300 C18-DE | 2.5 – 5 µm | 7 % | 300 Å |
| Reprospher 300 C18-T | 5 µm | 11 % | 300 Å |
| Reprospher 300 C18-TN | 5 – 30 µm | 10 % | 300 Å |
| Stability ABZ-Amid-C18 | 3 – 5 µm | ||
| Stability Basic-C18 | 3 µm | ||
| Stability 100 Amid-C18 | 3 – 5 µm | 100 Å | |
| Techsphere ODS | 5 µm | 100 Å | |
| Ultrasep ES 100 Dimethyl RP18 | 5 µm | 100 Å | |
| Ultrasep ES 100 Methyl-RP18 | 7 µm | 100 Å | |
| Ultrasep ES 100 RP18 | 3 – 10 µm | 100 Å | |
| Ultrasep ES 100 RP18e | 3 – 7 µm | 100 Å | |
| Ultrasep ES ALD | 5 µm | 100 Å | |
| Ultrasep ES Amid H-RP18P | 5 µm | 100 Å | |
| Ultrasep ES Amid H-RP18PA | 5 µm | 100 Å | |
| Ultrasep ES Amid RP18A | 5 µm | 100 Å | |
| Ultrasep ES Amid RP18AE | 5 µm | 100 Å | |
| Ultrasep ES Amid RP18AM | 5 µm | 100 Å | |
| Ultrasep ES FS | 5 µm | 100 Å | |
| Ultrasep ES Pharm RP18 | 5 µm | 100 Å | |
| Ultrasep ES Pharm RP18e | 3 – 5 µm | 100 Å | |
| Ultrasep ES Pharm Spezial RP18 | 4 – 7 µm | 100 Å | |
| Ultrasep ES Pharm Spezial RP18e | 5 – 7 µm | 100 Å | |
| Ultrasep ES RP18-M500 | 5 µm | 5 % | 100 Å |
| Ultrasep ES RP18-MLD | 5 µm | 100 Å | |
| Ultrasep ESD FS | 3 µm | 120 Å | |
| Ultrasep ESD Pharm RP18 | 3 µm | 120 Å | |
| Ultrasep ESD Pharm RP18e | 3 µm | 120 Å | |
| Ultrasep ESD PRP18 | 3 µm | 120 Å | |
| Ultrasep ESD RP18-M500 | 3 µm | 5 % | 120 Å |
| VisionHT C18 Basic | 1.5 – 10 µm | 120 Å | |
| VisionHT C18 Classic | 1.5 – 10 µm | 100 Å | |
| VisionHT C18-HL | 1.5 – 10 µm | 120 Å | |
| VisionHT C18 Polar | 1.5 – 10 µm | 100 Å |