Sper Scientific, Ltd. Test Tube pH Pen w/Penetration Probe
The Sper Scientific Test Tube pH Pen with Penetration Probe (850067) is designed for accurate pH measurement in test tubes and other small containers. It features a specialized penetration probe that allows for direct insertion into semi-solids, liquids, and small sample volumes. The device offers a wide pH measurement range, automatic temperature compensation, and a digital LCD display for easy reading. Its compact, pen-style design makes it portable and convenient for field or laboratory use. The 850067 model is suitable for applications in food, environmental, and laboratory testing, providing reliable and repeatable results. The unit is powered by batteries and includes calibration solutions for precise operation.