Marine Magnesium Reagents HI783-25 Butterflyfish or changing filter media

or changing filter media

relieving the need to shield zooxanthellae and enabling the host organism to open fully

Spread so wide it has to be seen to be believed

and bubble algae

Cable has one female and one male waterproof fittings to properly extend the distance from pump to controller

Marine Magnesium Reagents HI783-25 Butterflyfish or changing filter mediaHI783 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