Proteus Mini Purification Spin Columns

Protein Ark’s Proteus mini purification spin columns are designed for small scale protein purifications such as those required for expression trials, solubility determination tests, screening, tittering and scouting studies. The columns fit all standard microfuges and allow you to process multiple samples in parallel.


  • 10-40 µm ultra high density polyethylene
  • Pore size: 10-40 µl
  • 650 µl sample volume
  • Dead stop volume: <5 µl
  • Fits all standard micro-centrifuges