The HI96718 Iodine Photometer combines accuracy and ease of use in an ergonomic, portable design. Using the HI93718-0 ready made reagents the user can accurately determine the concentration of iodine in samples within a 0.0 to12.5 mg/L (ppm) range. The HI96718 offers many advanced features including the exclusive CAL Check™ function used for performance verification and calibration of the meter.