Dialysis Tubing

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  • 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.

  • pH Limits: 2 to 12 Suggested Temperature Limit: 60°C  Organic Solvent Tolerance: Good Composed of cellulose regenerated from cotton linters, offered in various pore sizes with molecular weight cutoffs (MWCO) ranging from 1,000 to 50,000 Contains glycerol added as a…

  • Float-A-Lyzer G2

    Spectrum Med

    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…

  • Autoclavable, Spectra/Por Weighted Closures encase an acid- washed, fluorocarbon coated, stainless steel bar. When applied to bottom end of the dialysis tubing, the Weighted Closure acts like an anchor to maintain a vertical orientation of the sample. The ultimate sample buoyancy and vertical…

  • Eliminates tying knots One piece, autoclavable, polypropylene devices Locks over the ends of tubing to form a strong leakproof seal For best results, choose a closure that is 4 to 10 mm longer than the flat width of the tubing These liquid-tight closures are available in six…

  • Micro Float-A-Lyzer

    Spectrum Med

    Designed to maximize convenience and efficiency, Spectrum's ready-to-use Micro Float-A-Lyzer is ideal for the diaylysis of very small sample volumes. Available in two volume sizes,100-200 µl and 400-500 µl, the Micro Float-A-Lyzer features Spectrum's proprietary Biotech Grade Cellulose Ester (CE)…

  • Only Spectrum offers Biotech grade dialysis membrane for those critical applications requiring stringent MWCO's and membrane purity. Since these synthetic membranes are made using a process free of heavy metal contaminants and sulfides, they are ultra-pure and require no cleaning or pre-treatment.…

  • These polystyrene cylindrical reservoirs provide the optimum environment for laboratory dialysis. The included stir-bar creates a vortex that draws the dialysis tubing or Ready-to-Use Dialysis Device (RDD) into the center, maximizing dialysis efficiency.

  • Tube-O-Tanks

    G-Biosciences

    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.

  • Tube-O-DIALYZER™

    G-Biosciences

    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…

  • 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…

  • Tube-A-Lyzer

    Spectrum Med

    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…

  • Closure Kits

    Spectrum Med

    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…

  • Stirring Balls

    G-Biosciences

    Recommended for use with Micro Dialysis Cups for stirring dialysis buffer during dialysis. To achieve proper mixing of the dialysis buffer, place 5-6 stirring balls into the dialysis buffer and position on a shaker plate. When the shaker plate rotates, the stirring balls in the dialysis buffer are…

  • 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,…

  • Replacement Tube-O-DIALYZER ™ floats are also available separately.  Floats for Tube-O-DIALYZER ™ Micro and Medi sizes are available. The floats for Micro are available in two sizes: 786-141F is designed for dialysis in Tube-O-Tanks or a beaker and 786-149 is designed for…

  • 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…

  • 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…

  • Only Spectrum offers Biotech grade dialysis membrane for those critical applications requiring stringent MWCO's and membrane purity. Since these synthetic disalysis membranes are made using a process free of heavy metal contaminants and sulfides, they are ultra-pure and require no cleaning or…

  • 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…

  • Pre-cut membrane discs for use with Spectra/Por MacroDialyzers. Cut square membrane sheets to use as needed for a variety of dialysis equipment.

  • Universal Closures

    Spectrum Med

    Specially designed with gentle sealing ridges, Universal Closures are the ideal all-purpose closure that creates a reliable seal with all membrane grades, types and thicknesses. Available in a variety of colors for easy sample identification.

  • Because Standard Regenerated Cellulose (RC) is composed of natural cellulose regenerated from cotton linters, these membranes are perfectly suited for a broad range of laboratory dialysis. This clear and flexible membrane type with a symmetric porosity is economical and sturdy, ideal for desalting,…

  • 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.)

  • 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…

  • Spectrum proudly offers proprietary CellMax hollow fiber membranes for implant technology to provide a TRUE-to-LIFE response for drug screening and cancer research. Perfectly suited for implantation, the modified Polyvinylidene Difluoride (mPVDF) hollow fiber membrane is biocompatible, resistant to…

  • 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.

  • Autoclavable, Spectra/Por Weighted Closures encase an acid- washed, fluorocarbon coated, stainless steel bar. When applied to bottom end of the dialysis tubing, the Weighted Closure acts like an anchor to maintain a vertical orientation of the sample.

  • 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…

  • Since Spectra/Por Standard Closures float, they aid in buoyancy and vertical orientation when applied to the tubing top end. Autoclavable and available in a variety of colors for easy sample identification. For use with Spectra/Por Standard Regenerated Cellulose membranes only.

  • PharmaPure® Tubing

    Spectrum Med

    PharmaPure® tubing with good peristaltic pump head life and is kink resistant. MasterFlex® L/S® 16 tubing, 1/8" ID x 1/4" OD, 10ft. PharmaPure® tubing with good peristaltic pump head life and is kink resistant. MasterFlex® L/S® 17 tubing, 1/4" ID x…

  • Ideal for small volume dialysis or evaluation of membrane for an application, multi-purpose standard Regenerated Cellulose (RC) tubing is now available in 5 m length trial kits with a pair of tubing closures.

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