Achieve both high sample recovery and fast sample processing. Amicon™ Ultra Centrifugal Filter Units feature regenerated cellulose membranes that are ideal for protein and nucleic acid purification, concentration and desalting. Available in several diameters and molecular weight limits.

Offers increased volume flexibility and performance. Vivaspin™ 20 Centrifugal Concentrator handles up to 20mL in swing bucket rotors and 14mL in fixed angle rotors accepting 50mL centrifuge tubes. Features twin vertical membranes for unparalleled filtration speed and >100-fold concentration.

Ideal centrifugal filter for protein extraction, protein purification and sample prep. Ultrafree-MC Centrifugal Filter is a single-use, disposable filter.

White cards are made from a blend of 100% cotton and cellulose fibers

Prepare and purify microcentrifuge samples. Ultrafree™-MC Centrifugal Filter Devices with Durapore™ Membrane enables fast, convenient sample preparation of very low hold-up volumes. Available in sterile and non-sterile versions and a variety of pore sizes.

Use for one-step, non-denaturing sample concentration in a single tube for minimal sample handling and reduced sample loss. Cytiva Life Vivaspin™ 6 Sample Concentrators cater to scientists working with sample volumes ranging from 100 μl to 20 ml, with a range of MWCO values from Mr 3 000 to 100 000.

Reagents for Amicon Pro Affinity Concentration Kit Protein G with Amicon Ultra–0.5 Device

Consisting of a membrane-containing filter unit within a polypropylene centrifuge tube. Corning™ Costar™ Spin-X™Centrifuge Tube Filters effectively filters small sample volumes by centrifugation for bacteria removal, particle removal, HPLC sample preparation, removal of cells from media and purification of DNA from agarose and polyacrylamide gels.

Optimize cell yield with the Thermo Scientific™ Shandon™ EZ Single Cytofunnel™ with White Filter Cards and Caps.

Collapses the protein purification workflow into as few as three spins, in a single device

Fast, convenient sample preparation; very low hold-up volumes (10μL)

Amicon Pro Affinity Concentration Kit Ni-NTA - A Centrifugal Tool for purifying and concentrating His-tagged proteins.

Provides efficient concentration, desalting, or buffer exchange of aqueous biological samples.

Achieve fast sample concentration and high recovery. Sartorius™ Vivaspin™ 6 Centrifugal Concentrators are the only device of its size that can process 6mL samples. They feature twin vertical membranes and built-in dead stop pockets. Available with PES membranes in a wide range of molecular weight cut-offs.

Use for one-step, non-denaturing sample concentration in a single tube for minimal sample handling and reduced sample loss. Cytiva Life Vivaspin™ 20 Sample Concentrators cater to scientists working with sample volumes ranging from 100 μl to 20 ml, with a range of MWCO values from Mr 3 000 to 100 000.

Provides a simple, one-step concentration procedure. Sartorius™ Vivaspin™ 500 Centrifugal Concentrators are disposable ultrafiltration devices for the concentration of biological samples with starting volumes up to 500µL. Available with PES membranes in a wide range of molecular weight cut-offs.

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples.

Filter volumes up to 2mL with these 2mL polypropylene centrifugal filters

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples.

Filter volumes as low as 50µL with low hold-up volume with these 750µL polypropylene micro-centrifugal filters.

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples.

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples.

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples.

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples.

Filter volumes up to 25mL with these 25mL polypropylene centrifugal filters.

Hold sample volumes of up to 0.5mL with the Thermo Scientific™ Shandon™ Single Cytofunnel™ with White Filter Cards.

Facilitate quick, reliable processing of FNAs, tissue fragments, and cell buttons with the Cytoblock™ Cell Block Preparation System.

For use with disposable white filter cards for sample volumes up to 0.5mL and for use with disposable brown filter cards for sample volumes of 0.4mL or less

Double the number of sample presentations per run with the Thermo Scientific™ Shandon™ EZ Double Cytofunnel™.