The Thermo Scientific BetaSil™ guard cartridge has diameter of 4 mm and length of 10 mm. It is suitable for use with uniguard direct-connection and stand alone holder.
- Thermo Scientific chemistry on 100Å silica
- High surface area with high bonded phase coverage
- The 10mm design offers maximum protection with minimal increase in retention
- Fit Thermo Scientific UNIGUARD™ direct connection and stand alone holders