"Complete+Meter+Stick+Optics+Bench"

This multi-functional tool provides accurate measurements in all three parameters.

Educational Materials, Craft sticks

The pHep®5 is an advanced, waterproof pH and temperature tester with 0.01 resolution that makes measuring quick and easy. This accurate pH tester features 0.01 resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device. No more switching between meters for your routine measurements.

Easy to carry, simple to operate and sufficient for most field pH tests.

Flat electrode surface allows pH readings in liquid flms, semi-solids, and solids.

Stir sticks

Highly stable and accurate readings with large LCD display. Designed for simple one-hand operation.

This multiparametrer tester is an easy-to-use and accurate waterproof pH, conductivity, TDS (ppm) tester. It measures pH, EC in the low range (0 to 3999 µS/cm), TDS (0 to 2000 ppm), and temperature. This floating, waterproof combination pocket tester has an easy to read, LCD and an automatic shut-off.

A versatile and dependable bench-top digital multimeters suitable for applications.

Lets You Control Location and Depth of Measurements

This kit is very useful for reflection, refraction, and color mixing experiments.

Comprehensive, field-ready system for testing multiple water quality parameters with precision.

This kit uses a compact yet powerful laser ray box, which has bright and well-defined rays perfect for classroom use.

Accurate. Waterproof. No more switching between meters for your routine measurements with the HI98130 pH and conductivity tester.

This ray box is ideal for optical demonstrations in the classroom.

Find the concentration of a liquid using the samples of known concentration using the Beer-Lambert law.