Osmosis Apparatus Set, Double Thistle

CA$79.50
CA$63.60
(You save CA$15.90 )
SKU:
A-466000
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Product Overview

A double thistle tube with a porous membrane is held upright with the membrane covered end in a jar of water. When a sugar solution is added to the top of the tube, the liquid will rise in the tube. This apparatus clearly displays the concept of osmosis.

Includes:

  • 1 Beaker
  • 1 Double Thistle tube with membrane
  • 1 Stable support for the thistle tube

You need sugar solution and food coloring.

Replacement membranes available here.