"The Mystery of Lyle and Louise"

Set of nine brass hooked weights ranging from 10 to 1000 g, perfect for classroom or lab experiments. Supplied in a wooden block for easy storage.

By choosing an ELGA water purification system, you are making an investment in quality, reliability and value.

Various sizes. Packages of 12.

The CENTRA has revolutionised the way that large volumes of pure water are produced, stored and distributed

The O₂ gas sensor measures oxygen concentration in air, and is temperature compensated for use in different environments. It has a wide measurement range, allowing it to be used to study human and cellular respiration. The O₂ gas sensor also includes a 250 ml bottle that can be used to study the rusting of iron, or as a respiration chamber for monitoring plants and insects.

For your Electrostatic Needs!

One-piece polyethylene pipettes are unbreakable. Sterile pipettes are individually wrapped.

Comes with the preferred and patented Stat Strip® easy opening wrapper that nurses request.

Comes with the preferred and patented Stat Strip® easy opening wrapper that nurses request.

Comes with the preferred and patented Stat Strip® easy opening wrapper that nurses request.

Bandages are easy to open and feature a highly absorbent, non-stick wound pad.

Educational Materials, Application: Physics, 1½" dia., with ¼" hole (½" wide)

Use as a starter kit or a refill.

Weight Sets with hooks on both ends, available in brass or steel.

Economical noncontact thermometer fits right in your pocket!

Bandages come with the preferred and patented Stat Strip® easy opening wrapper that nurses request.