Hanna Marine Calcium Pocket Checker - HI-758 Additives This formula is enriched with

This formula is enriched with high-quality proteins

Used for testing of Nitrate in the aquarium

inorganic binder that provides improved skimming function by binding to organic waste and unwanted large elemental particles in the tank

Use tap water and pour salt into the cone with air pump running

along with a combination of vitamins

Hanna Marine Calcium Pocket Checker - HI-758 Additives This formula is enriched withHI 758 Designed to measure calcium in reef tanks, the Hanna Calcium Checker is perfect for corals and marine life. Easy to use Accurate results every time Exceptional price Large LCD display Uses top quality technology to deliver high precision results, ideal for maintaining the right conditions for coral to calcify and grow, Quick, accurate, on the spot analysis Fully portable and fits easily into a pocket. Corals need adequate levels of calcium in