by RESTEK
The Ultra line represents Restek’s broadest selection of stationary phases on a single silica support. Made of high-purity, type-B silica that minimizes activity and creates high-density bonding, these columns are designed for selective and reliable HPLC applications.
| Vendor | RESTEK | Pore size | 100 |
| Brand | Ultra | Carbon Load, % | 8.0 |
| Modifification | Silica/CN | Endcapped | Yes |
| Mode | Normal-Phase | Operating Temperature | 80 |
| Particle Size | pH stability from | 2.5 | |
| Length | pH stability to | 8.0 | |
| Internal Diameter |
| Vendor | Brand | Mode | Modification | Int. diam. | Length | Particles | Pores | Price |
|---|---|---|---|---|---|---|---|---|
| RESTEK | Pinnacle DB | Normal-Phase | Silica/CN | 4.6 mm | 250 mm | 5.0 μm | 140 Å | On request |
| Princeton Chromatography Inc. | PrincetonSPHER CN-60 | Normal-Phase | Silica/CN | 21.2 mm | 100 mm | 10.0 μm | 60 Å | On request |
| GL Sciences | Inertsil CN-3 | Normal-Phase | Silica/CN | 0.3 mm | 50 mm | 3.0 μm | 100 Å | On request |
| LabHut | Cronusil-S CN | Normal-Phase | Silica/CN | 4.0 mm | 250 mm | 3.0 μm | 80 Å | 288.55 |
| PerkinElmer | Brownlee Validated Cyano | Normal-Phase | Silica/CN | 4.6 mm | 250 mm | 5.0 μm | 100 Å | On request |
| GL Sciences | Inertsil CN-3 | Normal-Phase | Silica/CN | 2.1 mm | 150 mm | 5.0 μm | 100 Å | On request |
| RESTEK | Ultra | Normal-Phase | Silica/CN | 2.1 mm | 250 mm | 5.0 μm | 100 Å | On request |
| WATERS | Spherisorb CN | Normal-Phase | Silica/CN | 10.0 mm | 250 mm | 10.0 μm | 80 Å | On request |
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