HI-5221 Research Grade pH/ORP/Temperature Meter
Hanna Instruments (USA)HI-5221 is a customisable advanced research grade benchtop pH/mV meter. This meter features a large colour LCD, capacitive touch keys and USB port for computer connectivity. pH calibration is available for up to five points and the CAL Check features ensures accurate pH readings every time by alerting the user to potential problems during calibration including if the buffer is contaminated or the probe needs to be cleaned.