Calibration Standard HI 726 Checker HC ®

Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L

Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm

Range 0 - 20 ppm | ESPA method | Resolution 0.1ppm

The HI 764 Checker®HC is extremely simple to use. First, zero the instrument with your water sample. Next, add the reagent. Last, place the vial into the HI 764 Checker®HC, press the button and read the results. It’s that easy.