ORP Electrodes & Accessories

Preamplifiers Walchem preamplifiers offer a way to use any standard non-amplified pH/ORP/ISE electrode with our controllers. Once amplified, the signal may be extended up to 1000 feet (305 meters) using 22 AWG cable. For long cable runs, the external...

Preamplifiers Walchem Preamplifiers offer a way to use any standard non-amplified pH/ORP/ISE electrode with our controllers. Once amplified, the signal may be extended up to 1000 feet (305 meters) using 22 AWG cable. For long cable runs, the...

Provide verification of metering pump output. Constructed from clear PVC, Glass, or PP with graduations in milliliters and GPH.   Key Benefits: Provide verification of metering pump output. Constructed from clear PVC, Glass, or PP with graduations...

Quinhydrone, 20 grams

The 51371 Walchem Buffer is a specialized solution designed for pH calibration purposes, featuring a pH level of 10. This pint-sized container provides a convenient and precise amount of buffer solution for use in various applications, particularly in...

The 51370 Walchem Buffer is a pint-sized solution meticulously formulated to achieve a pH level of 7. This calibration buffer is an indispensable tool for ensuring accurate pH measurements in a variety of applications.

Buffer, pH 4, pint

Cable, 3 twisted pair, shielded, 24 AWG (to extend pH/ORP)

Preamplifiers Walchem Preamplifiers offer a way to use any standard non-amplified pH/ORP/ISE electrode with our controllers. Once amplified, the signal may be extended up to 1000 feet (305 meters) using 22 AWG cable. For long cable runs, the...