The Visking tubing reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Visking tubing

Visking tubing is tubing with a semi-permeable exterior, thus allowing by osmosis small molecules such as water through its wall, while preventing larger molecules such as starch from passing through. It is used as a filter for dialysis.

See also: Apparatus for demonstrating osmosis, School Biology experiments and demonstrations, Osmosis demonstration

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