Iodine is sometimes used as a disinfectant for potable, swimming pools and spa waters. It has also found use as a disinfectant in the poultry industry.  The rapid determination of Iodine is required for adequate control of this bactericide.  The HANNA HI 718 Checker®HC bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and only give 5 to 10 points resolution while professional instrumentation can cost hundreds of dollars and can be time consuming to calibrate and
maintain. The HANNA HI 718 Checker®HC is both accurate and affordable.Perfect for palm and pocket

         Weighing a mere 65 g, the Checker easily fits into the palm of your hand or pocket making it perfect for quick and accurate on the spot analysis. The large LCD is easy to read and the auto-shut-off feature ensures the battery life will not be drained if you forget to turn it off.

         The HI 718 Checker®HC portable handheld colorimeter features a resolution of 0.1 ppm (125 points) and ±0.1 ppm ±5% of reading accuracy. TheHI 718 Checker®HC uses a modification of the DPD method used for residual chlorine.  The contoured style of this Checker®HC fits in your palm and pocket perfectly and the large LCD is easy to read. The auto shut-off feature assures the battery life will not be drained if you forget to turn it off.
         The HI 718 Checker®HC is extremely simple to use. First, zero the instrument with your water sample. Next, add the reagent. Last, Place the cuvette into the HI 718 Checker®HC, press the button and read the results. It’s that easy.