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For use with the REED SD-230 data Logging pH/ORP meter.Features Professional grade electrode with high accuracy and reliability 0 to 1999mV range Epo..

A palm-sized water quality meter with a dual-panel backlit LCD that logs pH readings from 0.00 to 14.00 and ORP readings up to +/-1999 mV directly ont..

This bundle pairs the R3000SD data-logging pH/ORP meter with a general-purpose pH electrode and a dedicated ORP electrode, ready to start testing out ..

Building on the base kit, this configuration adds the R3000SD meter with its pH and ORP electrodes plus a pair of calibration buffer solutions (pH 4.0..

The most complete R3000SD package, combining the meter, pH electrode, ORP electrode, and an ATC temperature probe for automatic compensation, along wi..

This REED R3000SD data-logging meter reads pH from 0 to 14 and ORP up to 1999 mV, with automatic temperature compensation and a backlit dual display f..

The REED R3000SD-ORP is a professional replacement ORP (oxidation-reduction potential) electrode built for the REED R3000SD and SD-230 data logging me..

A combination pH electrode with a built-in temperature sensor, made as a direct replacement for the REED R3525 pH/mV meter. It terminates in a 1-meter..

Replacement ORP (oxidation-reduction potential) probe built for the REED R3525 pH/mV meter, terminating in a 1 m (39 in) cable for convenient reach in..

This is the same REED R3525 pH/mV meter body, but packaged as the KIT3 bundle for users who also need ORP and conductivity readiness out of the box. I..

The SD-230-Kit2 bundles REED's SD-230 data-logging meter with a PE-11 pH electrode and an ORP-14 ORP electrode. It measures pH from 0.00-14.00 and ORP..