Your Safer Source for Science

Since 1977

Address P.O. Box 219 Batavia, IL 60510
Phone 800-452-1261
Fax 866-452-1436
Email flinn@flinnsci.com
New

Product 40371

SPER Test Tube pH Pen
SPER Test Tube pH Pen
The simple-to-use SPER test tube pH pen is designed for one-handed operation. Highly stable and accurate readings with a large LCD display.

See more product details

Options:

(Select option to see volume pricing availability)

Product Details

Simple-to-use test tube pH pen is designed for one-handed operation. Highly stable and accurate readings with a large LCD display, it automatically calibrates to pH 4, 7 and 10 buffers and can be adjusted to recognize non-standard buffers as well. Features hold function and auto power-off with low battery indicator. The case is IP65 waterproof and will float if accidentally dropped into the water. Comes with 2 button-cell batteries and a built-in electrode that is kept moist with a protective cap.