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Hanna Marine Calcium Handheld Colorimeter (HI758)

£86.98 inc. VAT

The Hanna Marine Calcium Handheld Colorimeter is designed to measure the Calcium content in Marine Aquariums.


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SKU: HI758MarCalc Categories: ,


The Hanna Marine Calcium Handheld Colorimeter is a simple, accurate and cost effective way to measure marine calcium in Marine Aquariums.

Directions for Use:

Designed as a more accurate alternative to chemical test kits, the HI 758 provides quick and accurate results in four easy steps:

  • Add 1ml of reagent A and add 9ml of de-ionized water to cuvette.
  • Insert cuvette into the Checker and zero it out.
  • Remove cuvette and add 0.1ml sample to be tested and 1 packet of reagent B
  • Reinsert sample and click the button to measure your results or press and hold the button for 3 seconds for a time reaction reading.

The contoured style of the HI-758 Calcium 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.

What’s Included:

  • 2 sample cuvettes
  • Cuvette cap
  • Starter pack of reagents x 25 (re-ordering information: HI-758-26)
  • 1 x 1.5 AAA battery
  • Instructions

Calibration set also available HI-758-11, and pipette tips HI-731349.

Additional information

Weight 0.1 kg
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