Hanna Instruments HI98191 Professional Waterproof Portable pH/ORP/ISE Meter

A tough, portable pH/ORP/ISE meter with the functionality and capabilities of a tabletop meter is the HI98191. This expert-grade, IP67-compliant waterproof meter measures pH, ORP, ISE, and temperature. The HI98191 comes with every tool required to do a pH/temperature measurement, all of which are housed in a tough carrying case.

  • CAL Check™
  • ISE in Choice of Concentration Units
  • Ergonomic, One-Handed Operation