Filter volumes up to 2mL with these 2mL polypropylene centrifugal filters X25 2 ML CENTRIFUGE FILTER, NYLON, 0.45UM

Prepare and purify microcentrifuge samples. EMD Millipore 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. X100 ULTRAFREE MC VV 0.1

Designed for protein purification, protein concentration and desalting. EMD Millipore Amicon™ Ultra-15 Centrifugal Filter Units are constructed with Ultracel membranes, styrene/butadiene housing and polypropylene tubes and polyethylene caps and liners. Available in many MWCO levels. X8 AMICON ULTRA 15ML 50K

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples. Protein Concentrator PES, 3K, 24 reactions

Achieve both high sample recovery and fast sample processing. EMD Millipore Amicon™ Ultra-4 Centrifugal Filter Units feature regenerated cellulose membranes that are ideal for protein & nucleic acid purification, concentration and desalting. Available in several diameters and molecular weight limits. X24 Amicon Ultra Centrifugal 4ml 100K NMWL

Designed for protein purification, protein concentration and desalting. EMD Millipore Amicon™ Ultra-0.5 Centrifugal Filter Units feature reverse spin capability and are available at two MWCO levels. Constructed with Ultracel membranes, styrene/butadiene housing and polypropylene caps and tubes. X24 AMICON ULTRA 0.5ML 100K

Optimize cell yield with the Thermo Scientific™ Shandon™ EZ Single Cytofunnel™ with White Filter Cards and Caps. X200 CYTOFUNNEL EZsingle (pack of 200)

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples. 10RXN Pierce Protein Concentrator PES, 100K MWCO,2-6 mL

Filter volumes as low as 50µL with low hold-up volume with these 750µL polypropylene micro-centrifugal filters. X100 PTFE 750µL CENTRI FILTER 0.2µM PORE SIZE

Accessory for Amicon Ultra-0.5 centrifugal filters X96 Amicon Ultra 0.5ml Vials

Reverse spin capability provides consistent recoveries X24 Amicon Ultra 2ml Pre-Launch 100K

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. X12 Membrane Vivaspin 20 5-20ml samples MWCO

X100 VIVASPIN 2 HYDROSART 2KD

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. X100 Vivascience Vivaspin 500 polyethersulfone100-600µl PES 300,000MWCO (100St)

Hold sample volumes of up to 0.5mL with the Thermo Scientific™ Shandon™ Single Cytofunnel™ with White Filter Cards. X500 Cytofunnel Thermo Scientific Shandon single

Filter volumes up to 25mL with these 25mL polypropylene centrifugal filters. X50 25 ML CENTRIFUGE FILTER, NYLON 0.2UM

For the Thermo Scientific™ Shandon™ CytoSpin™ Centrifuge Fisher Brand DOUBLE WHITE CYTOFUNNELS, PK25 W.CAPS"research use only"

Handles volumes up to 500μL. Corning™ Costar™ Centrifugal Devices: Spin-X™ LC includes a nylon membrane for applications such as HPLC sample preparation. X200 Centrifuge tube filters Spin-X NY 2ml, 0.22µm, NonSterile, 100/bag

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. X96 Centrifuge tube filters Spin-X CA 2ml, 0.45µm, Sterile, 24/bag

X24 ADVANTEC DISPOSABLE ULTRAFILTRATION UNIT 200KD

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples. Protein Concentrator PES, 30K MWCO

Nonsterile and certified nonpyrogenic X1000 SPIN-X Insert, no membrane, Nonsterile, bulk

For the Thermo Scientific™ Shandon™ CytoSpin™ Centrifuge Fisher Brand SINGLE WHITE CYTOFUNNELS, PK 500"research use only"

Fast, convenient sample preparation; very low hold-up volumes (10μL) X25 ULTRAFREE CL GV

Amicon Pro Affinity Concentration Kit Ni-NTA - A Centrifugal Tool for purifying and concentrating His-tagged proteins. Amicon Pro System AU0.5 3kDa and Reagent kit NiNTA

Collapses the protein purification workflow into as few as three spins, in a single device X12 Amicon Pro System - AU0.5 3K

Disposable, single-use device for rapid processing of aqueous biological solutions in volumes ranging from 15 to 70mL X8 Centricon Plus 70 3k NMWL

Provides efficient concentration, desalting, or buffer exchange of aqueous biological samples. X100 Protein Microcon - 10 Kda

ideal for DNA concentration and desalting applications. X100 FORENSIC 30K -

Compatible with swinging-bucket rotor (250mL) with maximum rotation of 3500xG X8 Centricon Plus 70 10K NMWL