"WardsSci000806"

Who contaminated the Pine Lake?

This pH electrode is a plastic body, double junction, gel filled pH electrode with a built-in temperature sensor for temperature compensated measurements in a single probe design.

Get accurate water testing results with the Free Chlorine colorimeter. With a digital read out, there is no more struggling to determine colors visually. This free chlorine tester's compact design fits in your pocket or stores easily in your shop.

Designed for direct measurement.

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

The davis vantage pro2, a research-grade weather station, is designed to deliver reliable, accurate data year after year and is highly configurable, coming with a wide range of sensors and the ability to add on others. It also provides historical data, highs and lows, moon phase, indexes, forecasts and much more.

Investigate human impacts on the environment while building your own models

This tester is a reliable, waterproof tester that ensures quick and easy measurements of both pH and ORP. This accurate pH and ORP tester features 0.01 pH resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device. No more switching between meters for your routine measurements.

This laboratory pH meter delivers precision while offering simplicity and versatility in a sleek design.

Top Seller! Designed to bring simplicity to pH testing during the any process, the HI98100 Hanna Checker® Plus pH Tester is designed for direct measurement. A replaceable electrode extends the life of your digital pH tester.