HomeLaboratorypH/Conductivity Meters › Hanna Instruments HI 4221 Research Grade Bench pH & ORP Meter [HI-4221-02]


Hanna Instruments HI-4221 Research Grade Bench pH & ORP Meter [HI-4221-02]


The Hanna Instruments HI-4221-02 is research grade pH, ORP and temperature bench top meter. The meter incorporates dual channels with a seperate temperature input and support the external reference electrodes required by some pH sensors.

The customisable user interface can display two channels at the same time, showing the measurements in various modes: basic measurement with or without GLP information, graph or log history.

Supplied With

The Hanna Instruments HI-4222-02 is supplied with glass body pH electrode, temperature probe, power adapter, pH 4 and pH 7 buffer solutions, electrode refilling solution, electrode holder and instructions.


HI-4221 Research Grade Bench pH & ORP Meter [HI-4221-02]

Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

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