Oakton pHTestr® 50 Waterproof Pocket pH Tester, Premium 50 Series

Versatile, compact design works in the field or laboratory
  • Redesigned leakproof cap functions as a sample cup, hydrating cup and stabilizing base to stand the meter upright
  • Easy-to-navigate interface for quick setup and calibration
  • Replaceable, double-junction electrode sensors save time and money
  • Automatic temperature compensation ensures accurate reading in varying environments

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