Reed Sd-230-kit2 Ph/orp Meter, Data Logger Kit W/ Ph & Orp Probes

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 from 0-1999 mV, with manual or automatic temperat...