"water+bath"

Just how safe is that water that comes out of your home faucet? Students find out if they really want to be drinking that 'clear' fluid when they test water samples they bring from home with this kit.

Ideal tool for aquatic ecosystem studies. Collect periphyton samples with ease using this specialized sampler, perfect for water quality and aquatic ecosystem studies.

Combining high accuracy water level measurements, this kit includes everything needed to start logging. It is ideal for monitoring water levels and temperatures in wells, streams, lakes and freshwater wetlands.

Make the invisible visible. A safe and simple way to teach pollution and contamination, this kit allows students to detect microscopic microbes in samples of air and water they collect.

High-quality deionized water, excellent for histology staining.

For Culture of Freshwater Forms

High accuracy water level measurements, this kit includes everything to start logging. Monitoring water levels, temperatures in wells, streams, lakes and freshwater wetlands, along with barometric pressure.

Easy way to test estuary water for multiple factors.

GREEN Basic Water Monitoring Kit features economical tests for eight different factors.

Light Bulb Glows When Water Conducts Electricity.

High accuracy water level measurements, this kit includes everything to start logging. Monitoring water levels, temperatures in wells, streams, lakes and freshwater wetlands, along with barometric pressure.

Great for lab use.

Curb- or panel-mounted chrome-plated water fitting consists of a single outlet turret and a straight water stop.

Ideal for monitoring water levels and temperatures in wells, streams, lakes and freshwater wetlands, as well as barometric pressure.

The tray is divided into thirty-six 1¹/₂" square pots and each pot has its own drainage hole. The raised ridges on the bottom of the water tight tray keep roots above the water line for maximum air circulation and healthier root development.

Leybold Chemistry Experiments.