AmScope offers great values on microscopes for labs and schools. They include multiple widefield magnification settings, professional 30-degree inclined, 360-degree swiveling Siedentopf binocular heads on a sturdy framework with 3-D double layer mechanical stage, coaxial coarse and fine focusing, Abbe condensers, iris diaphragms and color filters. They also come with LED displays and software for viewing on the computer.
Spectrophotometers are an inexpensive way to measure the amount of chemicals in a solution using a light beam. Each compound in the solution absorbs or transmits light over a certain wavelength. The Hach instrument is portable and accurate for preliminary surveys in the field.
Portable, multi-function digital pH meters make it simple to test seawater pH, temperature and salinity tests accurately and efficiently.
The Images GSA-07W Geiger counter/radiation monitor with an external wand is ideal for detecting nuclear radiation levels in food and other close-up samples as well as monitoring background radiation levels.
For testing and calibrating Geiger counters and radiation meters, this license-exempt uranium ore sample is harmless but contains naturally-occurring radioactive material.