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.

Ideal for:

• Salt water aquariums
• Coral reef tanks
• Water quality
• Environmental
• Education

Main Benefits

• 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

Supplied with

• 2 sample cuvettes
• Cuvette cap
• Starter pack of reagents (HI-758-26)
• 1 x 1.5 AAA battery
• Instructions
  Also available: HI-758-11 Calibration Set

Specifications

• 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