Spectrum introduces the Spectra/Por® Float-A-Lyzer® G2, the next generation in Ready-to-Use laboratory dialysis devices featuring proprietary Ultra-pure Biotech Cellulose Ester (CE) Membrane available in 9 precise MWCO's with no heavy metal and sulfide contaminants. The cylindrical tubing geometry…

Ideal for small volume dialysis or evaluation of membrane for an application, biotech grade Cellulose Ester (CE) & Regenerated Cellulose (RC) tubing is now available in 1 m & 0.5m length trial kits respectively with a pair of tubing closures.

Dialysis is a popular technique used for the exchange of buffer medium across semi-permeable membranes. Dialysis devices are available in many configurations for research applications. We offer innovative dialysis devices and accessories for processing small samples. Small sample dialysis has…

Closure kit includes 5 sets designed for sealing dialysis tubing ≤ 32mm flat width for Lab Scale System. Each set includes 1 hanging closure, 1 top closure and 2 bottom weighted closures. Closure kit includes 5 sets designed for sealing dialysis tubing ≤ 31mm flat width for Process Scale…

Typical molecular weight cut-off = 14,000.

Extended life Pt-cured silicone tubing with moderate peristalitic pump head life. Semi-transparent MasterFlex® L/S® 16 tubing, 1/8" ID x 1/4" OD, 10ft. Extended life Pt-cured silicone tubing with moderate peristalitic pump head life. Semi-transparent MasterFlex® L/S® 17…

SpectraFlo™ Dynamic Dialysis Lab Scale System for single-pass and recircirculation operation. 650ml tank capacity. For dialysis tubing flat widths ≤ 34mm and sample volumes up to 60ml. Includes tank, stand, Pt-cured silicone tubing, connectors and cap. Reservoir and pump sold seperately. …

Cap Kit attaches to the top of the SpectraFlo™ Process Scale System and Mobile System tanks to create a seal and minimize contamination. Kit includes clamp, gasket, cap, MasterFlex® L/S® 17 Pt-cured silicone tubing and hose barb adapter for connecting multiple tanks in series. Tank…

Tanks for SpectraFlo™ Dynamic Dialysis Mobile System for single-pass and recirculation operation. Includes 5L tank, cap, reducer and connectors. Reservoir, pump tubing and pump sold seperately. Tanks for SpectraFlo™ Dynamic Dialysis Mobile System for single-pass and recirculation…

Typical molecular weight cut-off = 14,000.

Tube-O-CONCENTRATOR™ is a versatile concentration device that utilizes a novel, water absorbing, liquid polymer and our patented Tube-O-DIALYZER™ for the rapid concentration of dilute protein solutions with zero protein loss. The unique tube design of Tube-O-DIALYZER™ ensures that…

Replacement gasket set for SpectraFlo™ Dynamic Dialysis Lab Scale System. Includes 2 1.5" and 2 3" silicone gaskets. Replacement gasket set for SpectraFlo™ Dynamic Dialysis Process Scale System. Includes 3 1.5" and 2 6" silicone gaskets. Replacement hose barb…

Storage: 2-8C Application: Cellulose tubing, benzoylated to reduce pore size. Useful for separating compounds with a molecular weight of 2,000.

The Pur-A-Lyzer Dialysis Kits are an innovative dialysis tubing that can be conveniently loaded and unloaded using any standard pipette tip while still allowing for 98% sample recovery yield. The revolutionary design of the Pur-A-Lyzer Tube makes it the only dialysis tool which enables true…

Spectra/Por ® 1 - 5 Dry Standard RC Dialysis Tubing is packaged dry for handling and storage convenience. Certain tubing is available in 15 m/roll and/or 30 m/roll to provide better economy for applications requiring larger amounts of tubing. Most of the dry tubing rolls contain…

Spectrum's Tube-A-Lyzer is a ready-to-use, gentle separation device that combines convenience and disposability with the efficiency of dynamic dialysis to significantly increase the mass transfer rate and reduce the overall dialysis from 1-2 days to 12 hours. This self-contained, disposable device…

Inflated diameter approx. 21 mm (0.83 in.); pre-cut; open ended; dry unwashed; approx. length = 30 cm (12 in.)

Two dialysis tanks specifically designed for use with the Tube-O-DIALYZER ™ . Two sizes are available that are suitable for Micro and Medi size Tube-O-DIALYZER ™ . Each tank will accommodate 7 Tube-O-DIALYZER ™ and are supplied with floats.

Cellulose tubing; will retain proteins with M.W. > 12,000 Da Inflated diam. approx. 16 mm (0.64 in.); pre-cut; open ended; dry, unwashed; approx. length = 30 cm (12 in.)

KR1 Peristaltic Pump for SpectraFlo™ Dynamic Dialysis Process Scale Systems, 600RPM. Flow range of 0.008 to 480mL/min depending on rpm and tubing size. Compatible with MasterFlex® L/S® 13, 14, 16, 17, 18 and 25. Up to two pump heads can be mounted together. 115-230v universal power…

The Pur-A-Lyzer Dialysis Kits are an innovative dialysis tubing that can be conveniently loaded and unloaded using any standard pipette tip while still allowing for 98% sample recovery yield. The revolutionary design of the Pur-A-Lyzer Tube makes it the only dialysis tool which enables true high…

Bisector for 5L SpectraFlo™ Dynamic Dialysis Process Scale Systems. Allows 2 membranes to be loaded into a single tank. For membrane ≤ 54mm flat width. Bisector for 7L SpectraFlo™ Dynamic Dialysis Process Scale Systems. Allows 2 membranes to be loaded into a single tank. For…

Implantation of individual micro-dialysis hollow fibers are ideal for the recovery or introduction of micro-quantity biologicals or pharmaceutical materials in a localized tissue environment. After injecting sample into the lumen with a syringe, simply dip the ends of the fiber in epoxy to seal,…

Dialysis Processing Reservoir, 10L capacity, polypropylene with 4 port dip tube and drain. For single-pass and recirculation system operation. Includes reservoir, gaskets, sanitary clamps and hose barb adaptors for MasterFlex® L/S® 16, 17 and 73 tubing. Dialysis Processing Reservoir, 20L…

Typical molecular weight cut-off = 14,000.

The Pur-A-Lyzer Dialysis Kits are an innovative dialysis tubing that can be conveniently loaded and unloaded using any standard pipette tip while still allowing for 98% sample recovery yield. The revolutionary design of the Pur-A-Lyzer Tube makes it the only dialysis tool which enables true high…

The Pur-A-Lyzer Dialysis Kits are an innovative dialysis tubing that can be conveniently loaded and unloaded using any standard pipette tip while still allowing for 98% sample recovery yield. The revolutionary design of the Pur-A-Lyzer Tube makes it the only dialysis tool which enables true high…

Multi-purpose dialysis tubing with more MWCO's available. Pre-treated tubing is ready- to-use, not requiring soaking to remove glycerol. Spectra/Por 7 is also pre-treated to minimize trace levels of heavy metals & sulfides.

The Pur-A-Lyzer Dialysis Kits are an innovative dialysis tubing that can be conveniently loaded and unloaded using any standard pipette tip while still allowing for 98% sample recovery yield.The revolutionary design of the Pur-A-Lyzer Tube makes it the only dialysis tool which enables true high…

Retains >99% of cytochrome c (M.W. 12,400) in solution over a 10-hour period.

Synonyms: Dialyzers; High through put dialysis tubing Legal Information: Pur-A-Lyzer is a trademark of Sigma-Aldrich Co. LLC