Compare 1 Offers
Description
With the HI-762 Free Chlorine Ultra Low Range Handheld Colorimeter you can check for total chlorine at the touch of a button and get instant results. Chlorine is the most common water disinfectant. Once in water it presents as free chlorine and total chlorine.Free chlorine is the chlorine that is available in the water to tackle bacteria. As the process of disinfection takes place, the levels of free chlorine will reduce.Total chlorine is the measurement of free and used chlorine in the water. If the total chlorine is high but the free chlorine is low or non-existent, then there is insufficient chlorine in the water to deal with the levels of contamination.Free chlorine is the most frequently tested of the two chemicals. By checking for the two as part of a rigorous testing procedure, adjustments in chlorine levels can be made quickly and easily and a high level of disinfection can be easily maintained.Perfect for palm and pocketThe contoured style of the HI761 Total Chlorine Checker is designed to fit in the palm of your hand. 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.Accurate and easy to use±5ppb ± 5% of reading1 ppbDesigned to work with Hanna DPD reagentsLarge easy to read digitsAuto shut-offThe HI762 Checker for Free Chlorine is Ideal forKoi PondsSwimming pools and spasDisinfectionWater and quality control checksWaste water treatmentThe HI762 Checker for Free Chlorine comes complete with:2 sample cuvettes1 black cuvette cap6 powder reagents for Total Chlorine1 x 1.5V AAA batteryFull working instructionsThe HI762 Checker for Free Chlorine Specification:Range0 to 500 (ppb)Resolution1 ppbPrecision±5ppb ± 5% of readingLight SourceLED @ 525 nmLight DetectorSilicon photocellEnvironment0 to 50°C (32 to 122°F); RH max 95% non-condensingBattery Type(1) 1.5V AAAAuto-offAfter 2 minutes of non-use and after readDimensions81.5 x 61 x 37.5 mmWeight64 g
