Hanna (HI93710) Chlorine and pH Photometer with 555 nm LED

HANNA® has developed HI 93710, a portable microprocessor-based instrument to measure pH, free chlorine and total chlorine, three critical parameters to ensure good water quality.This instrument uses state-of-the-art technology to quickly and accurately determine the concentration of these parameters making it an excellent alternative to several chemical test kits. 3 meters in one: measures pH, free and total chlorine DPD (chlorine) and phenol red (pH) methods Lab grade accuracy and fast response Self diagnostic and error messages 300 test with one battery Auto shut-off after 10 minutes