Avantor® Alltima HP columns combine a range of different phase chemistries with high purity silica.

• Excellent column stability
• Low to no detectable column bleed
• Multiple selectivity options

Avantor® Alltima HP C18 Amide - Polar-embedded phase with extremely low bleed for basic compounds in neutral to alkaline pH - MS applications (USP Code: L1)

The Avantor® Alltima HP product family combines the selectivity and performance needed to overcome the most challenging separation needs. The low column bleed makes these columns ideal for microbore applications.