"Ward's Phenomena Lab Activities"

Semi-permeable membrane, perfect for osmosis and diffusion projects.

Different heights, thickness, and lengths to meet all your class and lab needs.

Glass tubings made of high-quality borosilicate glass ideal for a variety of lab applications.

The semi-permeable membrane, created from a natural source of cellulose, allows passage of particles up to 14000 Da.

This tubing is made of red rubber.

Ideal for small volume dialysis or evaluation of membrane for an application, multi-purpose standard Regenerated Cellulose (RC) tubing is now available in 1 and 5 m length trial kits with a pair of tubing closures.