"power+supply"

How does DNA fingerprinting determine paternity?

Is it really a Bigfoot wandering the forest? Use gel electrophoresis to find out!

Digital moisture meter with RS-232, auto adjustment, LED display, long-life steel parts.

An economical digital stroboscope.

Six different models can be built with one chassis.

Instant moisture reading, no adjustments, with PT-100 sensor for high accuracy.

Flexible and flat, this durable plastic meter stick is marked in cm with 1 mm divisions on one side and with alternate-colored dm bars on the other, to illustrate the relationships between units.

For Use With Solar Cell.

Flexible plastic meter stick marked in cm with 1 mm divisions on one side and with alternate-colored dm bars on the other, to show the relationships between units.

A compact electromagnet.

The Ward's® mini centrifuge is easy to use and brings increased efficiency to the laboratory. Tool-free snapspin rotors and quick-spin options make the centrifuge fast and easy to use.

A Great Classroom Solution.

This 1.1 cu. ft. countertop microwave features 6 convenient auto-cook options and express cook buttons for 1 to 6 minutes.

Affordable pen-size red laser pointer.

Close-Up Cross Section.

Isolate the plasmid DNA from a bacterium that encodes for a novel type of insulin!