ARION®

Why ARION®?

Why ARION®?

ARION® columns offer a variety of particle sizes and column designs for all phases and separation needs. They offer the highest possible resolution and enhanced sensitivity for faster analysis and consistent reproducibility.

Hover over the icons to learn more about ARION®.

Click on the icons to learn more about ARION®.

Superior ARION® ultrapure silica gel particles

Narrow particle size and pore size distribution

High surface area for demanding applications

Every column is rigorously tested and certified for quality

High temperature stability (depends on mobile phase used)

Production process ensuring lot-to-lot reproducibility

ARION® phases Particle size (µm) Pore size (Å) Surface area (m2/g) Carbon load pH stability Endcapping 100% aqueous mobile phase USP code
C18 Plus 1.7, 2.2, 3, 5, 10, 15 100 420 18 % 1 to 10 Multi-step × L1
C18 Polar 2.2, 3, 5, 10, 15 120 325 16 % 1.5 to 7 Multi-step yes L1
C8 3, 5 120 325 11 % 2.0 to 7 Single-step × L7
Phenyl-Butyl 2.2, 3, 5 100 300 12 % 1.5 to 7.5 Single-step × L11
NH2 2.2, 3, 5 120 325 5 % 2.0 to 6.5 Proprietary × L8
CN 3, 5, 10 120 325 8 % 2.0 to 7 Single-step × L10
HILIC Plus 2.2, 3, 5 100 420 – 1.5 to 7 Proprietary yes L3
Si 2.2, 3, 5, 10 100 420 – 1.5 to 7 – × L3

What Does ARION® Quality Look Like?

What Does ARION® Quality Look Like?

ARION® particles have a very tight distribution and the highest proximity to the shape of a spherical particle (c=0,9618 ± 0,0353). This ensures high separation power and separation reproducibility.

ARION® vs. Competitor B

ARION®Competitor B

ARION® vs. Competitor C

ARION®Competitor C

ARION® vs. Competitor D

ARION®Competitor D

ARION® Ultrapure Silica Gel Particles

ARION® Ultrapure Silica Gel Particles

  • Fully porous silica gel particles

  • The highest proximity to the circle

  • Unique surface smoothness

  • Tight particle size distribution

  • No broken, cratered, or clustered particles

ARION® Up Close

ARION® Silicagel

Particle Size
5 μm
2.2 μm
Metal Content
<10 ppm
<10 ppm
Temperature Stability
100 °C*
100 °C*
Mean Particle Diameter
5.3±0.9 μm
2.5±0.5 μm
Proximity To The Shape Of Circle
0.96±0.04
0.97±0.03