
MWCO Ultrafiltration Spin Columns, 10 kDa- 5 columns
RN-CY-MWC-10-05-5-0.5ml

Product Description Sample cleanup, desalting, concentrating centrifugal filters. Simple one-spin function for rapid concentration of samples, and removal of small contaminants (salt, dyes, radioactive labels). Polyethersulfone (PES) membrane for maximum recovery of protein and DNA. Ultrafiltration spin units offer a simple, one-step procedure for desalting and concentration of proteins and other macromolecules with greater than 90% recovery. Utilizing a molecular weight cut-off polyethersulfone (PES) filter membrane, the spin device is able to retain macromolecules having a greater MW, and filtrate salts and other molecules of smaller MW. Because of low protein/DNA binding properties of the PES filter, loss of the retentate on the filter is minimized. The retentate can be recovered at excellent rate. Four molecular weight cut-off (MWCO) sizes are provided to cover a broad range of molecular weights: 5 kDa, 10 kDa, 30 kDa, and 100 kDa. It is recommended to choose a MWCO 1/2 to 1/3 smaller than the protein to be concentrated. For instance, to concentrate a protein of 80 kDa, we recommend to start with the 30 kDa MWCO spin unit.
| Pack Size | Purity | Price | Stock |
|---|---|---|---|
| 0.5 mL | On request | Enquire | On request |
Product Description Sample cleanup, desalting, concentrating centrifugal filters. Simple one-spin function for rapid concentration of samples, and removal of small contaminants (salt, dyes, radioactive labels). Polyethersulfone (PES) membrane for maximum recovery of protein and DNA. Ultrafiltration spin units offer a simple, one-step procedure for desalting and concentration of proteins and other macromolecules with greater than 90% recovery. Utilizing a molecular weight cut-off polyethersulfone (PES) filter membrane, the spin device is able to retain macromolecules having a greater MW, and filtrate salts and other molecules of smaller MW. Because of low protein/DNA binding properties of the PES filter, loss of the retentate on the filter is minimized. The retentate can be recovered at excellent rate. Four molecular weight cut-off (MWCO) sizes are provided to cover a broad range of molecular weights: 5 kDa, 10 kDa, 30 kDa, and 100 kDa. It is recommended to choose a MWCO 1/2 to 1/3 smaller than the protein to be concentrated. For instance, to concentrate a protein of 80 kDa, we recommend to start with the 30 kDa MWCO spin unit.
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