Site Search

Compare Tool

Select up to 3 products

  • Image of Transfertube

    Spectrum Med

    The disposable Transfertube is an innovative device for transferring and coring liquid and solid samples with one hand. The large aperture is particularly useful for working with particulates and suspensions. Disposable transferring reduces the risk of cross contamination associated with re-used...

  • Image of Float-A-Lyzer Spectra/Gel Absorbent

    Spectrum Med
    Item #:
    3780B82

    Spectra/Gel makes the concentration of protein sample solutions quick and efficient. Made of polyacrylate-polyalcohol it has the property of expanding as it absorbs water. The high molecular weight polymer can be used with dialysis membranes of molecular weight cut off's (MWCO) from 100 to...

  • Placeholder Image for Float-A-Lyzer Dialysis Tubes With Biotech Cellulose Ester Membranes

    Spectrum Med
    Item #:
    3780A76

    CLEARANCE SALE! Original Price: $56.47 Pre-sealed dialysis membrane tubing at one end attaches to a floatable cap at the other Available with Biotech Cellulose Ester Membranes and Biotech Regenerated Cellulose Membranes Individually packaged wet in 0.1% sodium azide preservative Yield excellent...

  • Image of Spectra/Por Closures, Non-Weighted

    Spectrum Med

    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 different sizes and are...

  • Placeholder Image for Spectra/Por Closures, Weighted

    Spectrum Med

    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.

  • Image of Spectra/Por Dialyzer Tubing

    Spectrum Med

    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 humectant which can...

  • Image of Standard RC Ready-to-use Dialysis Sacks:
Spectra/Por® 1-4

    Spectrum Med

    Designed for the general dialysis of larger sample volumes, the Ready-to-Use Sack consists of a 60 cm length of Spectra/Por 1, 2, 3 or 4 tubing, sealed at one end with a Spectra/Por Closure and a funnel attached to the other for easy filling. Simply fill, apply closure & cut.

  • Placeholder Image for Biologically inert regenerated cellulose membrane

    Spectrum Med

    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,...

  • Image of Standard RC Dialysis Discs and Sheets: Spectra/Por® 1-5

    Spectrum Med

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

  • Image of Multi-purpose Dialysis Tubing

    Spectrum Med

    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.

  • Image of Standard RC Dialysis Tubing: Spectra/Por® 1-3

    Spectrum Med

    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,...

  • Image of Spectra/Por® Biotech Grade Membranes

    Spectrum Med

    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....

  • Image of Biotech CE Dialysis Trial Kits - 1 m/roll

    Spectrum Med

    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.

  • Image of Spectra/Por Cellulose Ester Dialysis Membranes

    Spectrum Med

    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....

  • Image of Spectra/Por Standard Closures

    Spectrum Med

    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.

  • Image of 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.

Compare Tool

Select up to 3 products

Please Log In

Don't have an Account? Create one now.