HI783-25 are high quality reagents for use with the Hanna HI783 Marine Magnesium Checker.
The HI783 Marine Magnesium Checker HC is a handheld colorimeter that uses the Beer- Lambert principle to determine the concentration of magnesium colorimetrically. The HI783 is designed specifically to measure magnesium levels in a saltwater aquarium or in marine biology applications. The 1000 to 1800 ppm range is ideal for coral/fish or fish-only aquarium maintenance.
1 Bottle HI783A-0 Magnesium Reagent (25 tests)
1 Bottle HI783B-0 Magnesium Reagent (25 tests)