Supplied as flat-width tubing or flat sheets that can be folded to fit various funnel-type dialysis apparatus. Pure regenerated natural cellulose membranes with 1000 to 50,000 molecular weight cutoffs.
Transparent and flexible
Low molecular weight compounds in aqueous solutions diffuse through membrane
Higher molecular weights, such as proteins and bacteria, are retained by membrane
Glycerol preserves membrane and must be removed before use
Flat sheets and discs available for use with dialysis apparatus
Do not tie knots in tubing; use closures
Spectra/Por™ Dialysis Tubing
39.2° to 249.8°F
6000 to 8000 d
4° to 121°C
Ideal for molecular separation, protein binding studies, electrolyte removal, desalting
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