The Centrifree® Ultrafiltration device with Ultracel® regenerated cellulose membrane is ideal for separating free from bound microsolutes in serum, plasma, and other biological samples. The device is licensed for research use and in vitro diagnostic use. It holds a sample volume of 1 ml with a hold-up volume of 10 µl.

• Separate unbound (free) therapeutic drugs, testosterone, thyroxin, etc.
• Enables accuracy in binding studies
• Critical for new drug investigations
• Facilitates deproteinisation to reduce complexity or matrix interference of biological samples
• For research and in vitro diagnostic use

Applications include determination of free drugs, testosterone, thyroxin or other bioactives, binding studies, new drug investigations.