3900 and 3900VP General Purpose pH Sensors 

ENHANCED PERFORMANCE AND INCREASED LIFE with minimized glass cracking provided by field-proven AccuGlass? pH glass formulations.

NEW 3?4'' AND 1'' MOUNTING SOLUTIONS to meet a variety of application installation requirements.

EXTENDED SENSOR LIFE provided by double junction reference.

MAXIMUM CHEMICAL RESISTANCE provided by rugged polyphenylene sulfide body, completely sealed to eliminate sensor leakage.

OPTIMUM VERSATILITY WITH VARIOUS MOUNTING OPTIONS provided by one-piece construction with process threads in two places.

OPERATES IN SUB-ZERO TEMPERATURES down to -10°C (14°F) and up to a maximum of 100°C.

SMART pH Sensors and Instruments for Plug and Play Use

Linda Meyers explains how SMART pH sensors and instruments help customers solve challenges like calibrating sensors in remote locations where buffer solutions, beakers, and a rinse bottle must all be carried on site, making it cumbersome and time consuming. [3:05]