• Avantor® ACE® Excel® guard columns are available in all Avantor® ACE® Excel® bonded phases
  • 3 µm guard columns are recommended for 3 µm analytical columns
  • 5 µm guard columns are recommended for 5 µm analytical columns
  • Guard columns are available in 5-packs
  • Column holders, guard cartridges and union (C0001) are sold separately

How to purchase Guard Columns for Avantor® ACE® Excel® HPLC Columns with 2.1, 3.0 and 4.6 mm ID:

  1. Select phase from bonded phase dropdown that matches the Analytical Column bonded phase
  2. Select Column ID that matches analytical Column ID
  3. Select particle size that matches analytical Column
  4. Purchase selected item
  5. Required: purchase C0001 male/male column coupler
  6. Required: purchase H0001 standalone guard holder for Avantor® ACE® Column IDs:  4.6, 4.0, 3.0, 2.1 mm