Improve the accuracy of your water testing results with our simple handheld colorimeter. Bring more precise technology to your testing with our iron colorimeter. You won't have to struggle to determine colors visually anymore as our handheld colorimeter eliminates the hassle of matching to a color chart by providing a direct digital iron result.
Our handheld colorimeter is portable and easily carried in your pocket
One-button operation makes getting your iron results simple
Trust your results are consistent with the built-in timer
The HI721 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost-effective way to measure iron. Naturally present in water in low concentrations, iron may affect the taste of water, as well as stain both laundry and household appliances. Also an indicator of corrosion, iron is monitored in industrial plants and water cooling and heating systems. Designed as a more accurate alternative to chemical test kits, the HI721 provides quick, accurate results in a few easy 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, Industrial, Municipal Water, Aquarium
Specification Name
Detail
SKU
HI721
Range
0.00 to 5.00 ppm
Resolution
0.01 ppm
Accuracy @ 25°C/77°F
±0.04 ppm ±2% of reading
Light Source
LED @ 525 nm
Light Detector
silicon photocell
Method
adaptation of the EPA Phenantroline method 315B, for natural and treated waters
Battery Type
(1) 1.5V AAA
Auto-off
after two minutes of non-use
Environment
0 to 50°C (32 to 122°F); RH max 95% non-condensing
Dimensions
86.0 x 61.0 x 37.5 mm (3.4 x 2.4 x 1.5”)
Weight
64 g (2.3 oz)
Ordering Information
HI721 Checker®HC is supplied with sample cuvettes with caps (2), iron HR reagent starter kit (reagents for 6 tests), battery, instructions and quick start guide.
