Millipore Amicon Ultra-15 Centrifugal Filter Units — REF UFC903024. Factory-sealed box of 24.

For concentration and purification of biological solutions — protein and nucleic-acid concentration, desalting, and buffer exchange. The vertical Ultracel regenerated-cellulose membrane gives fast spin times and high sample recovery.

Specifications:

• Membrane: Ultracel regenerated cellulose, 30,000 NMWL (30K MWCO)
• Sample volume: 15 mL
• Quantity: 24 units per box (pre-assembled with tubes + caps)
• Condition: New, factory-sealed box
• Manufactured: 2021-05 (Lot R1EB64872)
• Non-sterile — for research use only, not for diagnostic procedures
• Made in Ireland (Merck Millipore Ltd, Co. Cork)

These are stored dry and sealed; regenerated-cellulose units carry no fixed expiration when kept this way. Manufacture date listed honestly above. New retail runs over $440 per pack — this is a fraction of that for the same sealed product.

Ships fast from Illinois.