Description
To evaluate total chlorine, use the HI711 Checker® HC (Handheld Colorimeter), which is easy to use, precise, and economical. A common disinfectant used in municipal water, produce, and equipment for the food and beverage industry is chlorine.
Despite being helpful in eliminating infections, concentrations above 4 parts per million (ppm) are dangerous to humans and must be watched carefully.
The HI711 was created as a more precise substitute for chemical test kits and offers prompt, precise results in four simple steps:

Features at-a-glance:
- Easier to use and more accurate than chemical test kits
- Dedicated to a single parameter
- Small size, big convenience
- Ideal for: Water Quality, Education, Pool and Spa
| SKU | HI711 |
|---|---|
| Product Name | Total Chlorine Checker® HC – HI711 |
| Quote Required | Yes |
| Total Chlorine Range | 0.00 to 3.50 ppm |
| Total Chlorine Resolution | 0.01 ppm |
| Total Chlorine Accuracy | ±0.03 ppm ±3% of reading |
| Chlorine Method | adaptation of USEPA method 330.5, DPD method |
| Photometer/Colorimeter Light Source | LED @ 525 nm |
| Photometer/Colorimeter Light Detector | silicon photocell |
| Battery Type/Life | (1) 1.5V AAA |
| Automatic Shut-Off | after two minutes of non-use |
| Environment | 0 to 50°C (32 to 122°F); RH max 95% non-condensing |
| Weight | 64 g (2.25 oz.) |
| Dimensions | 81.5mm x 61mm x 37.5mm (3.2″ x 2.4″ x 1.5”) |
| Ordering Information | HI711 Checker® is supplied with (2) sample cuvettes with caps, total chlorine reagent starter kit for 6 tests (6 powder reagent packets), battery, instructions and quick start guide. |






