The HI720 Checker®HC (Handheld Colorimeter) is a simple, accurate, and cost effective way to measure calcium. Designed as a more accurate alternative to chemical test kits, the HI720 provides quick, accurate results in four easy steps:
- Easier to use and more accurate than chemical test kits
- Dedicated to a single parameter
- Small size, big convenience
- Ideal for: Water quality, Environmental, Plating, Education
Feature 2 Built-in timer Hardness, Calcium Range 0.00 to 2.70 ppm Hardness, Calcium Resolution 0.01 ppm Hardness, Calcium Accuracy ±5% of reading ± 0.20 ppm Hardness, Calcium Method adaptation of the Standard Methods for the Examination of Water and Wastewater, 18th edition, Calmagite method. The reaction between calcium and reagents causes a reddish-violet tint in the sample. Photometer/Colorimeter Light Source LED @ 525 nm Photometer/Colorimeter Light Detector silicon photocell Battery Type/Life (1) 1.5V AAA Automatic Shut-Off after ten minutes of non-use Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing Weight 64 g (2.25 oz.) Dimensions 81.5mm x 61mm x 37.5mm (3.2" x 2.4" x 1.5”) Ordering Information HI720 Checker®HC is supplied with 2 cuvettes and caps, reagent starter kit (6 packets of reagent), 1 X 1.5X AAA battery, and an instruction manual.