Hanna Checker® pH Tester

Designed for direct measurement.

• Simple operation
• Comes with all the necessary solutions and batteries- everything you need to get started measuring right away
• Onscreen stability indicator
• Replacable electrode available
• 1000 hour battery life

Tester is 103 mm long and tapers to an 8 mm diameter at the sensing end to easily fit into test tubes, vials, and other containers with a small opening.

The Pocket pH Tester is a compact, easy-to-use digital meter designed for quick pH measurements in classrooms, laboratories, and field settings. It provides accurate readings in seconds, making it ideal for teaching fundamental principles of acidity and alkalinity.

This portable tester features a large, easy-to-read LCD display and simple two-button operation for calibration and measurement. A replaceable electrode cartridge extends the instrument’s life, allowing instructors or technicians to maintain precision without replacing the entire unit. The protective electrode cap and watertight housing help prevent damage during transport and storage, ensuring consistent performance across repeated lab sessions.

Lightweight and battery powered, this tester delivers professional-level accuracy at a classroom-friendly scale. It’s a reliable choice for experiments in environmental science, biology, and chemistry, where students need to monitor pH in water samples, soil extracts, or general laboratory solutions.

A spare pH electrode is sold separately, and replacement is both quick and easy.