The Myron L Company introduces the 720 Series II pH and ORP Monitor/controllers that are used for applications including desalination, water / wastewater treatment, industrial process and many, many more. (read more)

Designed for the highest accuracy and performance - our systems have flexible measurement parameters for single, dual or combined pH/ORP and conductivity inputs, also offered with optional digital communications. Have your mission critical process in complete control with ease! (read more)

Unique Inline ph/ORP electrode adapter for biotech and pharmaceutical processes

The optek PF12 pH electrode adapter sensor is designed to mount pH electrodes at the optimum angle of 12 degrees. This allows the sensor to use electrolyte-filled glass electrodes and improves the functionality and lifetime of the pH probes. PF12 sensor can accept a broad variety of pH probes. (read more)

The M300 multiparameter transmitter measures two channels of conductivity, resistivity, pH, ORP, dissolved oxygen and/or dissolved ozone. With four display lines and four analog outputs, the multiparameter M300 can provide full capability on both analytical measurements and temperatures. Versatility includes the choice of 1/4 DIN panel-mount or 1/2 DIN wall- and pipe-mount enclosures. (read more)

Walchem is proud to announce our WPH410/420 pH/ORP Series Controllers. The WPH 410/420 Controllers are easily configured to accurately measure pH or mV (ORP) values from Walchem's WEL and WDS differential combination electrodes, or any conventional combination electrode. (read more)

WDP and WPH Series Controllers are a perfect match with Walchem's WEL pH/ORP electrodes - offering an extremely reliable differential measurement technique immune to any possible ground loop problems compatible with GLI and Aquametrix (Lisle Metrix) controllers. (read more)

THORNTON is now offering detachable pH and ORP sensors. These detachable sensors allow you to pick an appropriate electrode, housing and preamp specifically suited to your application. (read more)

The WDP410/420/440 Series pH/ORP on-line process controllers are designed for a broad range of industrial, commercial, and municipal water treatment applications. WDP controllers are easily configured to accurately measure pH or mV (ORP) values from Walchem's WEL and WDS differential combination electrodes, or any conventional combination electrode. (read more)

ASI manufactures a wide variety of glass pH and ORP electrodes that meet the demands of most applications. In addition to their standard models that work in general applications, they also offer models that utilize ground glass joints for dirty applications that might clog the electrode,... (read more)

The Hach si792P pH/ORP 2 wire transmitters are designed for use with Hach GLI world-class pH/ORP sensors. Hach GLI differential sensors offer unsurpassed measurement accuracy, greater reliability, with the longest duty cycle available. The working life of the sensor is extended to three times that of conventional 2-electrode combination pH sensor. (read more)