Surety® Columns

Innovative purification and filtering tools designed for your laboratory! Caplugs® Evergreen Surety® Columns are uniquely designed columns that are ideal for use in removing fibrin and macro particles from a serum when being transferred into a sample cup.

• FDA Registered Medical Device
• Fine (15-45 μm) porosity HDPE filter
• Fit directly onto most round, conical, and standard sample cups
• Sera-Separa® Columns are also available, designed for blood tube purification