New Microcentrifuges from Beckman Coulter Life Sciences Simplify Setup, Offer Increased Speed and Capacity

21 Jul 2013

Product news

Microfuge 20 and 20R microcentrifuges from Beckman Coulter Life Sciences are designed to meet the specific requirements of a wide range of research applications, and are efficient and easy to use. Paired with Microfuge series rotors, the compact instruments provide flexibility and reliable, precise performance while occupying a small footprint.

Processes are performed seamlessly, and include nucleic acid and protein preparation; pelleting, extractions, purifications, concentrations, phase separations and receptor binding; and rapid sedimentation of protein precipitates, particulates and cell debris.

Entry and recall of up to 10 user-defined programs is facilitated by an easy-to-use interface and saves setup time for common protocols. Increased energy efficiency lowers utility costs.

Samples can be processed at speeds up to 15,000 rpm (20,627 x g) in the Microfuge 20 and in the 20R, a refrigerated version with a temperature range of -10 to 40°C. Fixed angle rotors are made of polypropylene or aluminum and offer capacities of 24 or 36 microcentrifuge tubes or four PCR tube strips. An optional BioCertified rotor enables safe processing of hazardous samples.

"The Microfuge 20 series provides researchers with an accurate, reliable and durable microcentrifuge," said David Rolwing, centrifuge product manager, Beckman Coulter Life Sciences. "Strong performance and ergonomic features combine in these units to provide confidence and efficiency."

Space-saving footprint, low noise levels at max speed and minimal heat dissipation enhance usability. A motorized lid lock eases opening and closing, and simplifies the loading and unloading process.

Together with the previously released Microfuge 16, the Microfuge series provides strong quality and performance features for a variety of research requirements.

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CentrifugesCentrifuges are used to separate particulates suspended in a liquid via the application of a centrifugal force including cells, macromolecules, nanoparticles and precipitates. Centrifuges come in three sizes: microcentrifuges, benchtop and floor-standing centrifuges, depending on the volume and number of samples that require separation. When choosing a centrifuge, consider its maximum separation power indicated by its relative centrifugal force (RCF) value. Low force centrifuges reach a maximum RCF of 8,000 g, high-force centrifuges can reach maximum RCF values of 80,000 g. For extremely high forces, consider ultracentrifuges (up to 800,000 g). Refrigerated and vacuum centrifuges also known as concentrators are available for more specialized applications. A range of volumes are available for centrifuge tubes and microfuge tubes, depending on sample sizes. Find the best centrifuges in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Protein PurificationProtein purification is a vital step in drug discovery, therapeutics, biotech and life science research. The purification process typically involves subcellular or membrane protein extraction with cell lysis kits, separation of proteins from cell debris by filtration or spin columns, and the isolation of proteins of interest from other proteins and impurities with affinity purification (including fusion protein tags and antibody binding proteins A, G and L), immunoprecipitation or chromatographic methods, such as ion exchange, size exclusion and immobilized metal affinity chromatography. All purification methods come in multiple formats for your laboratory needs, including agarose or magnetic beads, resins, columns and filter plates. Find the best protein purification equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Sample ConcentrationSample concentration involves the removal of solvents from samples using technologies such as centrifugal evaporation, lyophilization and rotary evaporation.