conductivity tester, handheld device provides a qualitative visual indicator of the conductivity of different solutions, acids or salts, Two brass probes can be touched to a solid substance, or immersed in a liquid, to show conductivity on green LEDs
Solar System Model, constructed three dimensional model is a great way to explain the solar system to students, mounted on a sturdy base. Includes a key, dimensions: 24x 14x 11 inch, Weight: 3 lbs
Loop, inoculating loop features an 8 inch long non-insulated aluminum handle. The non-calibrated 26 gauge nickel-chromium wire loop is approximately 4mm in diameter
Glove, Disposable, Powdered, Color: Clear, Material: Vinyl, Ambidextrous, Nonsterile, Latex-Free, strong, thin, form fitting gloves are designed for a skin-tight fit on either hand, Size: Large