Hanna Instruments Nitrate Portable Photometer with CAL Check – HI97728

The HI97728 is a sophisticated portable photometer for measuring nitrate as nitrate-nitrogen in water up to 30.0 mg/L. This meter features an advanced optical system with a reference detector and narrow band interference filters for extremely fast and repeatable measurements.
  • There is no need to warm up before taking a measurement.
  • Step-by-step instructions are provided in tutorial mode.
  • CAL Check is used to verify and calibrate performance.