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Ultrafree-MC and -CL centrifugal filter units, with microporous membrane. Low-protein binding Durapore and hydrophilic PTFE membranes with broad chemical compatibility. Pre-sterilized units also available. Used in fixed-angle rotors for 1.5ml tubes (Ultrafree-MC) or 15ml tubes (Ultrafree-CL).
Ultrafree-MC: maximum initial sample volume: 500µl for units with Durapore membrane; 400µl for units with PTFE membrane. Hold-up volume: < 5µl.
Ultrafree-CL: maximum initial sample volume: 2ml, hold-up volume: < 10µl.
 
 
Reference Type Membrane Pore size µm SU Price
Ultrafree MC Durapore 0.10 25
Ultrafree MC Durapore 0.22 25
Ultrafree MC Durapore 0.45 25
Ultrafree MC Durapore 0.65 25
Ultrafree CL Durapore 0.10 25
Ultrafree CL Durapore 0.22 25
Ultrafree CL Durapore 0.45 25
Ultrafree CL Durapore 0.65 25
Ultrafree MC PTFE 0.22 25
Ultrafree MC PTFE 0.45 25
Ultrafree CL PTFE 0.22 25
Ultrafree CL PTFE 0.45 25
 
 
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