"tube coolers"

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.

Plankton net are made of cone-shaped nets with nylon cloth to collect plankton in a removable, clear conical graduated tube attached at the end of the net.

Nickel-plated brass handles and borer tubes punch a variety of hole sizes.

A steel cube, an aluminum cube and a rectangular aluminum slab have each been painted to conceal the identity of the metal. The steel and aluminum cubes have equal volume while the aluminum slab has greater volume. One plastic metric ruler is included with this set. For use with IPS textbook. Set of three.

WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.

The Air-Tite Vet Premium Hypodermic Needles are manufactured for those who demand only the absolute highest quality product.

This kit lets students see the effect of electric and magnetic fields on an electron stream.

Dramatically Demonstrate that Temperature Increases with Pressure

Students will be able to actually see a normally invisible convection current in action and understand how hot and cold air make the current flow.

This “magic window” bird feeder provides an excellent way for students to observe bird behavior without disturbing them.

Structures Are Shown On Both Sides