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HANNA Chromium VI High Range Handheld Colorimeter


By monitoring Chromium VI with the Hanna HI-723 High Range Chromium VI Checker serious human health and safety risks can be avoided..

Key features

  • Accurate and easy to use
  • Diphenylcarbohydrazide method
  • Accuracy ±5 ppb ±4% of reading
  • 1 ppb (µg/L) resolution
  • Designed to work with Hanna reagents
  • Large easy to read digits
  • Auto shut-off


Ideal for

    • Fruit and vegetable sanitation
    • Drinking water and quality control checks


Supplied with

    • 2 sample cuvettes
    • 1 black cuvette cap
    • Starter pack of 6 reagents for Iodine (re-ordering information HI-723-25 x 25 tests)
    • Powder reagents for chromium VI HR (6)
    • 1 x 1.5V AAA battery
    • Instructions


Also available: HI-723-11 Calibration set.

Four steps. One click. Instant Readout.

1. ‘Zero’ the Checker®HC with your vial inside

2. Place a 10ml water sample into the vial and add your reagent

3. Place your vial into your Checker®HC

4. Press the button and read the results

Battery powered – Allows use away from a power source. Batteries are included with all battery operated products.

Use Reagent HI-723-25 with the HI-723 Chromium VI High Range Handheld Colorimeter - Checker®HC, x 25 tests.

Use Calibration Checking Set HI-723-11 with the HI-723 Chromium VI High Range Handheld Colorimeter - Checker®HC.


Specifications list


Range 0 to 999 ppb
Resolution 1 ppb
Accuracy @ 25°C ±5% of reading ±4 ppb
Light Source LED @ 525 nm
Light Detector silicon photocell
Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing
Battery Type (1) 1.5V AAA
Auto-off after ten minutes of non-use
Dimensions 81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”)
Weight 64 g (2.25 oz.)
Method adaptaion of the ATSM, Manual of Water and Environmental Technology, D 1687-92, Diphenylcarbohydrazide  method