SpecificationsCDH221 Reference : 431CDH221Brand :Omega EngineeringConductivity Meter Kit with RS232 Output, 0.2 mS to 20 mS, ± 3 %, 9 V Battery, Economical, Sensor Included, EachGet Shipping EstimateZIP*Non-stock pricing and lead time may be subject to change based on manufacturing availability.
SpecificationsAM-2251 Reference : 431AM-2251Brand :Omega EngineeringMULTI-VARIABLE CONTROLLER, ph, ORP, TOROGet Shipping EstimateZIP*Non-stock pricing and lead time may be subject to change based on manufacturing availability.