EMD MILLIPORE UFC501096 Amicon Ultra Centrifugal Filter Unit with Ultracel-10 Membrane, Clear, 0.5 mL Volume, 1 sq. cm. Filtration Area, 10.8 mm Diameter x 49.9 mm L: Amazon.com: Industrial & Scientific
Buy Millipore UFC510096 Amicon Ultra Centrifugal Filter Unit with Ultracel-100 Regenerated Cellulose Membrane for Protein Purification and Concentration, 0.5mL Capacity, 100kDa NMWL, 10.8mm Diameter x 49.9mm Length, 1 sq cm Membrane Filtration
Millipore UFC905024 Regenerated Cellulose Amicon Ultra Centrifugal Filter Unit with PLQK Ultracel-50 Membrane, 15mL Capacity, 50kDa NMWL, 29.7mm Diameter x 122mm Length, 7.6 sq cm Membrane (Pack of 24): Science Lab Centrifugal