Copper High Range Checker HI702 Reverse Osmosis Maintaining proper magnesium levels helps

Maintaining proper magnesium levels helps achieve the essential balance of calcium and alkalinity in your tank by preventing excess calcium carbonate precipitation

The Single Arm Mounting Kit also includes guide clips to route the Hydra's electrical wires along the mounting arm rails to keep everything clean and organized

The water is good for any other type of test that requires dilution of the sample before titration

amounts of calcium

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Copper High Range Checker HI702 Reverse Osmosis Maintaining proper magnesium levels helpsCompatible with fresh or saltwater! No longer do you need to read color charts, trust Hanna's HI702 Copper Checker to know the precise amount of copper in your aquarium water. The High Range Colorimeter gives greater precision over previous models and gives you a digital reading on a large LCD display. Copper is generally used in saltwater aquariums to help treat for common pests and diseases that may plague fish and is entirely safe at certain levels