Checker® pH Tester with 0.1 pH Resolution


4 in stock (can be backordered)



The HI98103 Checker is the next generation of the original Hanna Checker pH tester. The Checker is the most popular pH meter in the world with over 1 million meters used since its introduction in 1991. From students to researchers, the Checker has been helping people with their pH measurement as a meter that is simple to use and operate.

  • One-button operation
  • Replaceable pH electrode
  • ±0.2 pH accuracy


HANNA Insturment

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