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Hanna HI98107U Waterproof Pocket pH Tester with 0.1 Resolution
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Hanna HI98107U Waterproof Pocket pH Tester with 0.1 Resolution

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  • Automatic temperature compensation
  • Automatic one or two-point calibration
  • Cloth junction for faster response
  • Low battery indicator
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Hanna HI98118U GroLine Waterproof Hydroponic pH Tester
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Hanna HI98118U GroLine Waterproof Hydroponic pH Tester

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  • pH measurement range.
  • Temperature compensation system.
  • Waterproof and durable design.
  • One- or two-point calibration.
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