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Axia Preparative LC Columns

Guaranteed, Longest Lasting Preparative HPLC and SFC Column

Available in over 40 unique achiral and chiral selectivities, Axia advanced preparative column packings and column hardware designs offer several advantages. Unlike traditional preparative HPLC column packing methods, the Axia packing method offers increased sorbent bed density for increased performance and eliminates media bed collapse as a source of premature column failure in preparative HPLC/SFC columns.

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Overview

Phenomenex Axia Preparative LC Column Portfolio

Phenomenex offers a diverse portfolio of preparative LC columns that are engineered to meet the wide range of purification challenges faced. Each column brand is designed with unique selectivity, scalability, and loading capacity in mind, ensuring reliable performance across small-scale method development and large-scale production.  Explore our most popular HPLC brands.

4
Kinetex
Core-Shell Technology
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Luna
High Performance Columns
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Lux
Chiral Columns
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Axia Single Axial Compression Step

Axia packed preparative columns involve a single axial compression step, unlike conventional packed preparative columns. The ideal prep HPLC column bed density is custom calculated and automated for each specific media and column size. Computer control of the entire process ensures both proper bed density and column uniformity every time.

Axia™ packed columns produce uniform media bed with intact particles

The highly tuned patented process and hardware eliminates potential decompression ensuring bed stability and optimal packing density. The media found on the inlet frit of the Axia packed column shows no signs of damage unlike the media found on inlet frit of traditionally packed HPLC prep columns.

Traditional packed preparative columns produce non-uniform media beds with sheared and crushed particles

Decompression and then recompression during packing can damage the media and lead to increased column-to-column variability, flow disturbances, and decreased column lifetimes.

Unmatched Column Reproducibility

The automated Axia™ packing system provides feedback control and infinite tuning of packing density for specific media characteristics such as mechanical strength and porosity. An optimum higher bed density can be consistently reproduced column-to-column. This directly translates into consistent efficiency and peak asymmetry measurements and decreases the column variability seen in traditionally packed preparative columns.

Compare Lifetime

Comparative separations may not be representative of all applications. ‡Same linear velocity

Conditions for all columns:

Columns:
Luna 5 µm C18(2) Axia Packed, Waters® XTerra® 5 µm Prep MS C18 OBD™
Dimension:
50 x 21.2 mm (Luna),
50 x 19 mm (XTerra)
Flow Rate:
30 mL/min (Luna), 24 mL/min (XTerra)
Temperature:
Ambient
Detection:
UV @ 254 nm
Mobile Phase:
A: 0.5 % TFA in Water, B: 0.5 % TFA in Acetonitrile Formic Acid
Gradient:
Linear 95:5 (A/B) to 5:95 (A/B), over 7 min, hold 3 min
Injection Volume:
500 μL

Sample

  1. Triprolidine 1.6 mg
  2. Methacycline 16 mg
  3. Amitriptyline 5.25 mg

Seamless Scalability to Increase Sample Load

Increase sample load without increasing your flow rate by using a longer column. With Axia technology, each preparative column is optimized for:

Condition:

Flow Rate:
30 mL/min
Gradient:
10 min on 100 mm length column 25 min on,  250 mm length column 5 % to 95 %,  Acetonitrile, 0.5 % TFA

Boost Throughput with Larger Columns

For maximizing load without increasing the run time, consider scaling up to a larger column ID. Axia packed columns provide the three important benefits you need.

Analytical 50 x 4.6 mm

Dimension:
50 x 4.6 mm
Flow Rate
1.5 mL/min
Sample Load:
0.1 mg in 21 µL DMSO

Axia PREP 50 x 21.2 mm

Dimension:
50 x 21.2 mm
Flow Rate
30 mL/min
Sample Load:
2.1 mg in 420 µL DMSO

Axia PREP 50 x 30 mm

Dimension:
50 x 30 mm
Flow Rate
60 mL/min
Sample Load:
4.2 mg in 840 µL DMSO

Axia PREP 50 x 50 mm

Dimension:
50 x 50 mm
Flow Rate
150 mL/min
Sample Load:
10.5 mg in 2100 µL DMSO

Axia Technology Outperforms Traditional Packing Processes!

Because of the constant pressure placed on the integrated packing piston, Axia packed columns possess the dynamic capability of maintaining a consistent, homogeneous media bed. This results in superior column performance no matter which media selectivity you choose.

Warfarin Chiral Purification in Normal Phase Mode

Column:
Lux 5 µm Cellulose-1
Dimension:
150 x 4.6 mm
Flow Rate:
1 mL/min
Temperature:
Ambient
Mobile Phase:
Hexane / Ethanol (75:25)
Injection Volume:
100 µL

Conditions for both PREP columns:

Column:
Lux 5 µm Celluose-1
Dimension:
150 x 21.2 mm
Flow Rate:
20 mL/min
Temperature:
Ambient
Mobile Phase:
Hexane / Ethanol (75:25)
Injection Volume:
20 mL

42 % Increase in Axia Efficiency

Column (mm)
Analytical 150 x 4.6
Standard 150 x 21.2
Axia 150 x 21.2
Mass Loaded (mg)
2
40
40
Resolution*
1.5
2.85
3.72
Plates (N)
117
535
760
Axia column and packing technology is patented by Phenomenex. U.S. Patent No. 7, 674, 383

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