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. X96 Amicon Ultra 15ml 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 STARTpack Polyethersulfone (pack of 12)

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 X200 Filtercard Thermo Scientific Shandon brown

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. X500 AMICON ULTRA 0.5ML 50K

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. X8 Amicon Ultra Centrifugal 4ml 30K NMWL

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

Use for one-step, non-denaturing sample concentration in a single tube for minimal sample handling and reduced sample loss. GE Healthcare 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. CONCENTRATOR GE HEALTHCARE VIVASPIN 20 3KDA MWCOPES

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, 0.45µm, NonSterile, 100/bag

Centrifugal concentrator Genevac DUC-23050-A00

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. X25 PROTEIN CONCENTRATOR VIVASPIN 500 FOR SAMPLES100 to 500µL polyethersulfone starter pack (5 of

Centrifugal concentrator Genevac DNA-23050-A00

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

Use for one-step, non-denaturing sample concentration in a single tube for minimal sample handling and reduced sample loss. GE Healthcare Vivaspin™ 500 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. CONCENTRATOR GE HEALTHCARE VIVASPIN 500 3KDAMWCO, PES

Thermo Scientific™ Pierce™ Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of protein samples. 10rxn Protein Concentrator PES, 30K MWCO, 5-20ml

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. X100 Membrane Vivaspin 6 2-6ml samples MWCO (PES)bevolumen 2-6 ml PES 30,000 MWCO (100 St.)

For processing high-solute samples X96 CENTRIPREP 30

Optimize cell yield with the Thermo Scientific™ Shandon™ EZ Single Cytofunnel™ with White Filter Cards and Caps. EZ Single Cytofunnel,Wht,40/BX

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

Use for one-step, non-denaturing sample concentration in a single tube for minimal sample handling and reduced sample loss. GE Healthcare 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. CONCENTRATOR GE HEALTHCARE VIVASPIN 6 30KDA MWCO,PES

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

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

Double the number of sample presentations per run with the Thermo Scientific™ Shandon™ EZ Double Cytofunnel™. X200 Cytofunnel Thermo Scientific Shandon EZ

ideal for DNA concentration and desalting applications. Microcon DNA Fast Flow PCR Grade Dual cycle EtO treated

250 ml - 600 μL Vivacell 250 complete with pressure head, pressure indicator/over-pressure safety valve, quick-release connection to APC, 2 sample reservoirs, 2 filtrate containers and insert tool (no inserts included; sold separately). SAMPLE CONCENTRATOR VIVACELL 250 WIDTH 116MM XHeight(incl,pressure indicator)

X25 ULTRAFREE-MC PTFE LH 25

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

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. X25 ULTRAFREE MC GV 0.22

Optimize cell yield with the Thermo Scientific™ Shandon™ Double Cytofunnel™. X25 Cytofunnel Thermo Scientific double disposable

Prepare larger volume samples conveniently with the Thermo Scientific™ Shandon™ EZ Megafunnel with Caps and Slides. X25 Cytocentrifuge funnel Thermo Scientific Shando

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