Calibration solution dosing bottle (250ml)

Calibration Solution ORP +475 mV Dosing Bottle (250 ml)

This calibration solution with a reference value of +475 mV is used for accurate calibration of ORP (Redox) probes in pool and water treatment systems. The practical 250 ml dosing bottle contains a stable reference solution that ensures reliable and consistent calibration results. Ideal for routine maintenance, verification, and optimal performance of ORP measuring equipment.