Alkalinity Calibration Checking Set for hi 755

Calcium Marine Certified Standard Kit for hi 758

Calcium Reagent Set for hi 758 - 25 Tests

Reagents for HI 713 - 25 tests

Calibration checking set for HI 713 Calibration checking set for Checker®HC HI 713 Phosphate LR.

KH checker colorimeter Hanna Easier to use and more accurate than chemical test kits Colorimetric method Accuracy ±5 ppm ±5% of reading 1 ppm (mg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter Designed to work with HANNA’s liquid reagents Uses 10 mL glass cuvettes

Calcium checker colorimeter Hanna The HI 758 Calcium Checker®HC is extremely simple to use. First, zero the instrument by adding Reagent A and deionized water. Insert into the HI 758 and press the button. Next, remove the vial and add Reagent B and shake to dissolve. Reinsert into the Checker®HC and press the button to read the calcium concentration in ppm on the...

Phosphates checker colorimeter Hanna Easier to use and more accurate than chemical test kits Ascorbic acid method ±0.04 ppm ±4% of reading accuracy Large, easy to read digits Auto shut off Dedicated to a single parameter Designed to work with HANNA’s reagents Uses 10 mL glass cuvettes