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, % | 2.0 |
| Modifification | Silica/Amino | Endcapped | No |
| 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 |
|---|---|---|---|---|---|---|---|---|
| Princeton Chromatography Inc. | PrincetonSPHER AMINO-300 | Normal-Phase | Silica/Amino | 7.8 mm | 100 mm | 5.0 μm | 300 Å | On request |
| Agilent Technologies | Original ZORBAX | Normal-Phase | Silica/Amino | 2.0 mm | 50 mm | 5.0 μm | 70 Å | On request |
| GL Sciences | Inertsil NH2 | Normal-Phase | Silica/Amino | 1.5 mm | 150 mm | 3.0 μm | 100 Å | On request |
| Princeton Chromatography Inc. | PrincetonSPHER AMINO-60 | Normal-Phase | Silica/Amino | 2.0 mm | 250 mm | 3.0 μm | 60 Å | On request |
| Luknova | Hyper Amino-120 | Normal-Phase | Silica/Amino | 2.1 mm | 150 mm | 5.0 μm | 120 Å | On request |
| Princeton Chromatography Inc. | PrincetonSPHER AMINO-60 | Normal-Phase | Silica/Amino | 2.0 mm | 100 mm | 3.0 μm | 60 Å | On request |
| CHEMINDIA | CHEMSIL-AMINO-NH2 | Normal-Phase | Silica/Amino | 4.0 mm | 150 mm | 5.0 μm | 80 Å | On request |
| Phenomenex | Luna NH2 | Normal-Phase | Silica/Amino | 2.0 mm | 100 mm | 5.0 μm | 100 Å | On request |
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