Pro Coral A- Trace Elements Size:500ml each reagent kit will last

each reagent kit will last approximately 2-months before a new reagent is required

The HI758U Checker® HC (Handheld Colorimeter) provides a simple

All BRS additives mix crystal clear and do not leave any nasty residues or brown impurities behind like other calcium and alkalinity additives

Reliable and repeatable

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Pro Coral A- Trace Elements Size:500ml each reagent kit will lastIn the ocean, there are tiny amounts of essential trace elements such as iodine, lithium, manganese, etc. that can be depleted rapidly in household aquariums as corals and invertebrates grow. Tropic Marin Pro Coral A and Pro Coral K+ are formulated to replenish those elements in an easy to dose balanced, liquid additive. When trace element levels start to get low corals can lose their color and stop growing completely. Doser Ready Easy to use No