Hanna Checker – Calcium Colorimeter
Ideal for salt water aquariums and coral reef tanks.
Designed exclusively for saltwater aquariums, the HI-758 offers a quick, easy and highly accurate method of checking Calcium.
For replacement reagents for Calcium Checker®HC use code HI-758-26 for future purchases.
- Easy to use
- Accurate results every time
- Exceptional price
- Large LCD display
Uses top quality technology to deliver high precision results. The HI-758 Calcium Checker is a simple, accurate and cost effective way to measure marine calcium in water.
Designed as a more accurate alternative to chemical test kits, the HI 758 provides quick, accurate results in four easy steps;
- Add 1ml of reagent A and add 9ml of deionised 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.
- Salt water aquariums
- Coral reef tanks
- Water quality
- Testing is quick and easy
- High precision results – more accurate than chemical test kits
- Auto shut-off feature means the Checker cannot be left on by mistake
- Fully portable, fitting easily into both palm and pocket
- 2 sample cuvettes
- Cuvette cap
- Starter pack of reagents (HI-758-26)
- 1 x 1.5 AAA battery
Also available: HI-758-11 Calibration Set
- Range: 200 to 600 ppm
- Resolution: 1 ppm
- Accuracy @ 25°C: ±6% of reading
- Light Source: light emitting diode @ 610 nm
- Light Detector: Silicon Photocell
- Environment: 0 to 50 °C (32 to 122 °F); max 95% RH non-condensing
- Battery Type: (1) 1.5V AAA
- Auto-off: after 10 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: adaptation of the zincon method