100,000 NMWL, UF-4 Concentrator/Centrifugal UltraSpin Filter Units (housed in a 15ml centrifuge tube), 24/pack

Designed for the concentration of biologicals containing antibodies, enzymes, DNA, RNA, antigens or microorganisms.
Designed for tissue culture purification applications (extracts, lysates, etc.).
Designed for protein concentration.
Designed for desalting applications.

Filter Units are spun in 15ml conical centrifuge tubes. Maximum volume capacity is 4ml when using a swing-out bucket rotor (4000xg) or fixed angle rotor (7500xg) set at 35° and 45°.
Units feature ultra-filtration regenerated cellulose membrane (vertically designed to enhance speed of filtration).).
Yields approximately 50µl concentrate volume. Retentate recovery typically >90%.

Manufactured by CellTreat Scientific Products.