"PARKWAY PLASTICS, INC."

Premium quality, high accuracy pH buffer for calibrating pH meters.

The 2-ply Boot foot Hipper is a rugged and classic poly rubber hip boot design.

The soft, natural camel hair bristles of this fine tipped brush will not harm delicate structures like stiff forceps or needles will.

Attractive Bottom Cover Enhances Natural Filtration and Nitrogen Cycling. Gravel contains no lead or chrome and won’t change the pH or chemistry of the tank. Pebble sizes up to ¹/₄" diameter.

Premium quality, high accuracy conductivity calibration solution.

Great for teaching that density depends of both mass and volume, students can't seem to put these spheres down! Two steel spheres are great for teaching the skills of observation and deduction.

This 10-in-1 robot kit offers exciting functionality and compatibility.

This convenient, one-step media starts as a liquid and gels when poured into the provided petri dishes.

This TeacherGeek Mini Hub is designed to slide directly on a motor shaft. It is comprised of two parts that are held together with a single screw. This allows you to secure 2, 3 or 6 turbine blades. When the hub is mounted on the motor shaft and driven by the wind, electricity is generated.

This system consists of a hematology analyzer, centrifuge, and external printer. The QBC Autoread Plus Dry Hematology System is a reliable and rugged complete blood count analyzer used by thousands of practitioners around the globe. A cost-effective and virtually maintenance free system, the Autoread Plus provides point-of-care CBCs in just 7 minutes.

Rotifers are well adapted to adverse conditions; when dry, the eggs remain viable for years.

Designed for advanced student experiments to test for quality in waste and drinking water, environmental labs, and aquaculture.

Designed for advanced student experiments to test for quality in waste and drinking water, environmental labs, and aquaculture.

Plain bag made of canvas.

Use your ultrasound system to train users to perform a fast exam.

Disposable pillowcases are a convenient and sanitary option.