Marine Magnesium Checker HC HI783 (Saltwater) Frank's Tanks 0-10V control

0-10V control

Smart Stir comes with not only attractive and streamlined look but thoughtful design

The HI783 is designed specifically to measure magnesium levels in a saltwater aquarium or in marine biology applications

Minimum Tank Size  30 gal

Dual Feed Mode (15-60 min)

Marine Magnesium Checker HC HI783 (Saltwater) Frank's Tanks 0-10V controlThe testing process is the same as Alkalinity HI772 with one second liquid reagent. 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.