Hanna pH Tester

Hanna Instruments

$75.00 

This product is currently sold out.

Knowing your pH is critical for good growing conditions.

The simple, one-button operation and large display makes it easy for anyone to test pH at home or in the lab.  The Checker maintains the iconic pentagon design with a probe that measures 103 mm in length and tapered to a 8 mm diameter making it ideal for test tubes and vials.

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