ORP/EH Meters
Easy to use, reliable ORP meters. If you need to measure additional parameters, have a look at our “Multiparameter Instruments”.
Horiba D-22
ORP Meter
An excellent choice for accurate ORP measurement in the field, this meter is waterproof to 1m depth.
ORION 250A
ORP Meter
The ORION 250A is a reliable instrument for field ORP measurements, nad can be used with any of our extended length ORP cables featured below.
Search Terms: D-22, D 22, D22, 250A, 250-A, 250 A (for our search engine)
