HI97771 Free Chlorine and Ultra High Range Total Chlorine Portable Photometer - meter only

HI97727 Color of water photometer: Range 0 to 500 PCU - meter only

HI97747 Copper Low Range Portable Photometer: Range 0.000 to 1.500 mg/L - meter only

HI97732 Dissolved oxygen photometer: Range 0.0 to 10.0 mg/L - meter only

HI97719 Magnesium hardness photometer: Range 0.00 to 2.00 mg/L - meter only

HI97735 Total Hardness Portable Photometer with CAL Check

HI97741 Total hardness and iron LR: Range Iron: 0.00 to 1.60 mg/L, Total Hardness: 0.00 to 4.70 mg/L

HI97736 Total hardness and pH portable photometer - meter only

HI97721 Iron High Range Portable Photometer with CAL Check

HI97746 Iron LR photometer: Range 0.00 to 1.60 mg/L - meter only