SolGel Capillary Columns

Robustness of SolGel-1ms

• Carrier gas turned off at 320° C
• Column left to bake for 1 hour
• Carrier gas turned on and test mix analysed
• Sample with a pH of 2 injected into the column

RESULT

No Change in Chromatography

Properties of SolGel-1ms™ as a phase

• Inherently inert
• Bonds very strongly to the surface of fused silica
• Very resistant to acids
• No cross-linking contaminants

SolGel Summary

• Method used to prepare low- bleed inert columns
• No cross-linking contaminants
• Controllable process