"Microtomes and Microtome Assemblies"

Use this simple apparatus to measure relative humidity.

Can Cause Pneumonia in Immunocompromised Individuals

Strong aluminum alloy extends the length of lab frame rods.

Illustrate Electrostatic Propulsion and Repulsion

Formalin Preserved

Sand, pebbles, and gravel are all ideal for earth science experiments and simulated excavations.

This is a classic example of thermodynamics in action.

The rubber bands contain latex and is ideal for geoboards and use in office or classrooms.

Alliance® industrial rubber band with mid-range rubber content, high tensile strength and good firm strength.

Formalin preserved land snails. Available in jars or pails.

Red, medium, to coarse-grained iron oxide cement; shows hematite bands.

Formalin Preserved

Compact unit to record industrial events, receive lab samples, take surveys, inventory items, total drops of liquid, count occurrences, and more. Made of metal for reliability, long life, and hard use. The rugged, heavy-duty chrome-finished case has a hinged finger loop for a sure grip.

Capable of up to eight hours of continuous use, the Portable Pipet-Aid can dispense liquids over 2000 times without recharging.

Demonstrate the relationship between magnetic field and current.

Common geological materials conveniently packaged for lab, classroom, or industrial use.