The Marketlab Large Display pH Pen is a compact, user-friendly instrument for measuring the pH of aqueous solutions. Its large digital display ensures readings are easy to see, even in busy laboratory environments. The pen is suitable for use in laboratories, research, clinical testing, and educational applications, providing reliable, fast, and accurate measurements.

This pH pen is portable, lightweight, and simple to calibrate, making it an essential tool for any setting that requires precise pH monitoring.