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ASTRA® C8-HE HPLC column, 5,0 µm 250 mm × 4,6 mm

The ASTRA® brand extends new line of the ARION^® HPLC columns.

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Product description

Product description

The ASTRA® brand extends new line of the ARION^® HPLC columns. What new bring this column to you?

  • Strict quality control of alkaline and heave metals content during silica gel production process (<10 ppm)
  • Narrow particle size and pore volume/size distribution
  • Unique production process ensuring high lot-to-lot reproducibility
  • High end-capping in gaseous phase

Main particle characteristics:

  • High proximity to the circle
  • Surface smoothness
  • Tight particle size distribution
  • No broken particles
  • No presence of clustered particles
  • No “Moon craters or mountains”

Aplications on Astra® HPLC columns are available at „APPLICATION LIST“: https://www.chromservis.eu/…cation-lists

Parameters

Parameters

Brand: Astra C8-HE
Category: Laboratory instruments and accessories / Chromatography / HPLC columns

ASTRA® C18-HE Silicagel

Endcapping in gaseous phase
USP Code L7
Mean particle diameter 4.6±1.2 μm
Surface area 330 m2/g
Carbon load 11%
Proximity to the shape of Circle 0.96±0.04
Temperature stability 100 °C
pH stability 2.0 to 9 (depends on buffer used)

Note: Temperature stability depends on mobile phase used and silica bonding

Dimensions

ID4.6mm
LC column length250mm

Stationary Phases

Particle Size5µm
Pore Size100A
LC PhasesC8
BrandArion C8
Particle TypeFully Porous

Use

LC TechniqueHPLC
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