Made of seamless regenerated cellulose with a typical molecular weight cutoff of 12,000 to 14,000 Daltons.  MW8000-14000. Sold in 5 metre rolls.
An excellent membrane for general demonstrations of osmosis.

Dialysis tubing helps students understand the essential principles governing diffusion and osmosis concepts such as permeability, equilibrium, fluid balance, concentration gradients, and plasmolysis.

Inflated Diameter: 16mm (MD25). Flat Diameter: 25mm - GE5587-16
Inflated Diameter: 28mm (MD44). Flat Diameter: 44mm - GE5587-28