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Membranes de dialyse

Its ability to selectively diffuse molecules across a semi-permeable membrane gives dialysis tubing its important place in classic laboratory technique. Dialysis is used for a wide variety of dialysis applications: desalting, buffer exchange, removal of labeling reagents, drug-binding studies, cell growth and feeding, virus purification, and blood treatment. Created from a natural source of cellulose, dialysis tubing provides a reliable source for separating molecules based on size for testing purposes, and no pre-treatment is required before use. Regenerated cellulose dialysis tubing is also available.

 
Membranes de dialyse Spectra/Por® 1

Membranes de dialyse Spectra/Por® 1

Supplier: Spectrum Laboratories

MWCO 6 - 8 kD, cellulose régénérée

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Membranes de dialyse Spectra/Por® 3

Membranes de dialyse Spectra/Por® 3

Supplier: Spectrum Laboratories

MWCO 3,5 kD, cellulose régénérée.

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Membranes de dialyse Spectra/Por® 4

Membranes de dialyse Spectra/Por® 4

Supplier: Spectrum Laboratories

MWCO 12 - 14 kD, cellulose régénérée.

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Membranes de dialyse Spectra/Por® 6

Membranes de dialyse Spectra/Por® 6

Supplier: Spectrum Laboratories

MWCO 1 to 50 kD, hydrophilic cellulose.

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Tubes à membrane de dialyse Spectra/Por® 7

Tubes à membrane de dialyse Spectra/Por® 7

Supplier: Spectrum Laboratories

MWCO 1 - 50 kD, cellulose régénérée.

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Tubes de dialyse, Float-A-Lyzer® G2

Tubes de dialyse, Float-A-Lyzer® G2

Supplier: Spectrum Laboratories

Ready-to-use laboratory dialysis systems featuring proprietary Ultra-pure Biotech Cellulose Ester (CE) Membrane. Biotech Grade CE is a low protein-binding synthetic membrane available in 9 precise MWCO's with no heavy metal and sulfide contaminants. The cylindrical tubing geometry prevents sample dilution (associated with cassette-type devices) and provides open access for total volume retrieval by pipette. Only the Float-A-Lyzer® G2 assures a 95 to 98% sample recovery while maintaining 99% sample purity and <1% sample dilution. The leakproof screw-on cap with sealing o-ring provides easy access with included pipette for loading, in-process testing and sample retrieval, without the risk of needle punctures. The included floatation ring improves sample buoyancy and vertical orientation during dialysis. The sleek design allows multiple samples to be dialysed in the same reservoir.

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Membranes de dialyse Spectra/Por® 2

Membranes de dialyse Spectra/Por® 2

Supplier: Spectrum Laboratories

MWCO 12 - 14 kD, cellulose régénérée.

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Cassettes de dialyse, Slide-A-Lyzer®, Pierce®

Cassettes de dialyse, Slide-A-Lyzer®, Pierce®

Supplier: Thermo Fisher Scientific

Ces dispositifs peuvent être utilisés pour une large gamme d'applications, notamment l'élimination des contaminants de faible poids moléculaire, l'échange de tampon, la désalinisation, la dialyse à l'équilibre et la concentration. La membrane de la cassette est composée de cellulose régénérée de faible adsorption et est dotée d'un godet à échantillons hermétiquement fermé afin de conserver le plus longtemps possible les échantillons. Ce type de membrane est compatible avec un certain nombre de produits chimiques et de tampons. Les cadres transparents codés couleur de la cassette Slide-A-Lyzer® permettent une reconnaissance instantanée du MWCO de la membrane et facilitent la visualisation de l'aiguille pendant l'injection de l'échantillon.

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Pierce™ Slide-A-Lyzer™ MINI Dialysis Devices

Pierce™ Slide-A-Lyzer™ MINI Dialysis Devices

Supplier: Thermo Fisher Scientific

Slide-A-Lyzer MINI Dialysis devices, 3,5K MWCO, are disposable polypropylene cups with integrated, low-binding membranes for dialysis and high recovery of proteins and macromolecules >3,5 kDa in volumes from 10 µl to 2 ml. They were developed as a convenient means for dialysing small-volume samples of nucleic acids and proteins without undue sample loss. Low molecular weight contaminant removal, buffer exchange, desalting, equilibrium dialysis, micro conjugation reactions, and concentration can be accomplished with these devices.

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Sacs à dialyse prêts à l'emploi, Spectra/Por®

Sacs à dialyse prêts à l'emploi, Spectra/Por®

Supplier: Spectrum Laboratories

Cellulose régénérée.

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Tubes de dialyse, TRIAL KITS

Tubes de dialyse, TRIAL KITS

Supplier: Spectrum Laboratories

Les tubes Spectra/Por® TRIAL KITS sont disponibles en longueur de 1 et 5 m, et parfaitement adaptés si votre application nécessite seulement un nombre limité de tubes de dialysis.

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Tuyau de dialyse Biotech CE

Tuyau de dialyse Biotech CE

Supplier: Spectrum Laboratories

Ester cellulosique hydrophile.

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Cassettes de dialyse, Slide-A-Lyzer® G2, Pierce®

Cassettes de dialyse, Slide-A-Lyzer® G2, Pierce®

Supplier: Thermo Fisher Scientific

La cassette de dialyse Slide-A-Lyzer® G2 offre efficacité, confort et protection de l'échantillon dans un seul kit. Le chargement et le retrait de l'échantillon sont réalisés facilement à l'aide d'une pipette sérologique ou d'une aiguille hypodermique fixée à une seringue. La chambre d'air intégrée assure la flottabilité de l'échantillon et l'orientation verticale de la cassette au cours de la dialyse.

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Dialysis tubing Spectra/Por® 5

Dialysis tubing Spectra/Por® 5

Supplier: Spectrum Laboratories

MWCO 12 - 14 kD, regenerated cellulose

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Hollow fibre Implant membranes, KrosFlo®

Hollow fibre Implant membranes, KrosFlo®

Supplier: Spectrum Laboratories

KrosFlo® hollow fibre membranes for implant technology provide a true-to-life response for drug screening and cancer research. Perfectly suited for implantation, the modified Polyvinylidene Difluoride (mPVDF) hollow fibre membrane is biocompatible, resistant to cell adhesion, hydrophobic and resistant to a wide variety of organic solvents, including most aqueous acids and bases. Furthermore, these hollow fibres can be heat sealed and autoclaved without affecting the molecular weight cut off (500 kDa MWCO) or changing the membrane performance.

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Dialysis device, Tube-A-Lyzer®, Spectra/Por®

Supplier: Spectrum Laboratories

Disposable and ready-to-use dynamic dialysis device.

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Dialysis membrane tubing, Biotech RC

Dialysis membrane tubing, Biotech RC

Supplier: Spectrum Laboratories

Biotech RC (Regenerated Cellulose) dialysis tubing is crafted from a regeneration process that yields superior temperature tolerances and chemical compatibilities with the same high purity and selectivity as Biotech CE. RC membrane can tolerate concentrated-weak acids & bases, dilute-strong acids and bases, most alcohols and some mild or dilute organic solvents. Exposure to strong polar or organic solvents may damage RC membranes. Use with pH 2 - 12 and temperature 4 - 60 °C.

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Microdialysis devices, ready-to-use, Micro Float-A-Lyzer®

Microdialysis devices, ready-to-use, Micro Float-A-Lyzer®

Supplier: Spectrum Laboratories

Designed to maximise convenience and efficiency, the ready-to-use Micro Float-A-Lyzer® is ideal for the dialysis of very small sample volumes. Available in two volume sizes, 100 to 200 μl and 400 to 500 μl, the Micro Float-A-Lyzer® features a proprietary biotech grade cellulose ester (CE) membrane incorporated into a pre-assembled, leakproof microdialysis device. Available in 7 concise MWCO’s with colour-coded caps, CE is a synthetic, low-protein binding membrane with no heavy metal and sulfide contaminants. The pre-formed tubular geometry also limits volume increase and sample dilution. The self-standing and self-floating device is designed with a Luer-lok® sample port to provide quick and easy access for loading, in-process testing and total sample recovery using a 1 ml syringe (included). Available in packs of 12, individual units can interlock to form a "flotilla" for the simultaneous dialysis of multiple samples. Only Micro Float-A-Lyzer® and Float-A-Lyzer® G2 assure a 95 to 98% sample recovery, 98% sample purity and <10% sample dilution; all in an easy to use, convenient dialysis device.

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Dialysis flasks, Slide-A-Lyzer™

Dialysis flasks, Slide-A-Lyzer™

Supplier: Thermo Fisher Scientific

These dialysis flasks facilitate simple and effective removal of buffer salts and small contaminants from proteins and other macromolecules in sample volumes up to 250 ml.

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Slide-A-Lyzer™ G3 Dialysis Cassettes

Slide-A-Lyzer™ G3 Dialysis Cassettes

Supplier: Thermo Fisher Scientific

Thermo Scientific Slide-A-Lyzer™ G3 Dialysis Cassettes facilitate the rapid and trouble-free dialysis of sample volumes from 0,5 to 125 ml. Unlike standard flat tubing, these innovative devices do not require knots or clips that can lead to leaking and sample loss.

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Dialysis tubing, SnakeSkin™, Pierce™

Dialysis tubing, SnakeSkin™, Pierce™

Supplier: Thermo Fisher Scientific

SnakeSkin dialysis tubings with pleated format are made from high performance regenerated-cellulose membrane which has minimal nonspecific binding and a reliable molecular-weight cutoff (MWCO).

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Dialysis tubing, Visking®

Supplier: MEDICELL

Regenerated cellulose (RC).

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HTD Buffer Exchange and Desalting Device, HTDialysis

HTD Buffer Exchange and Desalting Device, HTDialysis

Supplier: HTDIALYSIS

HTD 12A reusable 12 well buffer exchange and desalting device. 50 to 150 µl capacity. Sample volume dialysate ration of 1:26. Compatible with a wide range of dialysis membrane pore sizes.

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HTD Equilibrium Dialysis Device

HTD Equilibrium Dialysis Device

Supplier: MARKET SOURCE PART PROCESS

HTD reusable equilibrium dialysis device combines industry-leading accuracy and precision with an automation compatible design for a cost efficient, scalable solution.

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Dialysis membranes, Spectra/Por® 6

Supplier: Roth Carl

Dialysis tubing is made from cellulose membrane. It contains low amounts of impurities such as sulphides and heavy metals.

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