A cellulose based, selectively permeable material, in tube form, which can be used to demonstrate osmosis and dialysis separation techniques.

• Molecular weight cut off (MCO) 1200-1400 Daltons.
• 14mm diameter.
• 5 metre length

Visking tubing is also known as dialysis tubing.  It should be stored in a re-sealable polythene bag to retain moisture.