Marine Magnesium Checker HC HI783 (Saltwater) Frank's Tanks The HI783 is designed specifically

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

0-10V control

HMS Mounting System Components:

Perfect for tanks from 10-400 gallons

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

Marine Magnesium Checker HC HI783 (Saltwater) Frank's Tanks The HI783 is designed specificallyThe 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.