Columns and Accessories > Bio Columns > ProPac Ion Exchange Columns > ProPac PA1 Column for Hydrophilic Anionic Protein Separations
 
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ProPac PA1 Column for Hydrophilic Anionic Protein Separations

The ProPac® PA1 column is a strong anion-exchange column for the analysis and purification of hydrophilic anionic proteins and peptides with pI values from 3 to 11.

  • Good for hydrophilic anionic proteins and peptides
  • Ideal for high-resolution separations of proteins with pI values from 3 to 11
  • Higher capacity than the DNAPac® PA100
  • High efficiency and fast mass transport due to the pellicular packing

The ProPac PA1 column is a strong anion-exchange column with quaternary ammonium functional groups attached to a nonporous core particle by means of agglomerated MicroBeadTM resin. This column is well suited to the purification and analysis of hydrophilic anionic proteins and peptides with pI values from 3 to 11. The pellicular nature of the packing provides superior resolution compared to macroporous anion-exchange resins and higher capacity than nonporous anion-exchange resins. The polymeric column body eliminates concern over the effect of metal contamination on the separation.

The ProPac PA1 column is intended for use in the analysis and purification of hydrophilic anionic proteins and peptides. Proteins and peptides that are very hydrophobic (such as integral membrane proteins), or very cationic proteins (e.g., those with very high isoelectric points) may be resolved on this column, but some may exhibit substantial binding to the column. The ProPac PA1 is similar in design to the DNAPac PA100, but with higher capacity and somewhat different selectivity.

ProPac PA1 Column for Hydrophilic Anionic Protein Separations   Specifications
Column construction

PEEK with 10-32 threaded ferrule-style end fittings. All components are nonmetallic.

Dimensions

ProPac PA1 Analytical Column:
4 × 250 mm

ProPac PA1 High-Speed Column:
4 × 50 mm

ProPac PA1 Semipreparative Column:
9 × 250 mm

Maximum operating pressure

5000 psi

Recommended operating temperature

Ambient

Typical operating conditions

1.0 mL/min gradient

Recommended flow rate: 0.9–1.5 mL/min

Mobile phase compatibility

Compatible with up to 2% common organic solvents. Recommended eluents: buffers such as Tris, MOPS phosphate with a salt, such as chloride.

Resin composition

10-µm-diameter pellicular substrate (2% cross-linked) agglomerated with a 200-nm MicroBead alkyl quaternary ammonium functionalized latex (5.6% cross-linked).

Anion-exchange capacity

N/A

Order Information
ProPac PA1 High Speed Column (4 x 50 mm)039657
ProPac PA1 Analytical Column (4 x 250 mm)039658
ProPac PA1 Semi-Preparative Column (9 x 250 mm)040137
Data Sheets
ProPac Ion-Exchange Columns for Protein Analysis   347K
ProPac PA1 Analytical Column Manual   486K
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