Seachem Reef Reactor Media Medium reef kalkwasser Copper Sulfate

Copper Sulfate

They are excellent for fry tanks because they won't suck up your babies

Chip size makes spot cleaning easy

there is no need to keep your Clip-On UV Sterilizer ON 24/7

Pond Matrix is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste in ponds

Seachem Reef Reactor Media Medium reef kalkwasser Copper SulfateReef Reactor is a high purity source of aragonite, which supplies all important elements for optimal ionic balance and robust coral growth and coloration in reef aquaria. It has a grain size of approximately 0. 51 cm (Reef Reactor Medium is . 5 1 cm). It is intended for use in calcium reactors where it is dissolved slowly with the addition of CO2. As it dissolves, it provides calcium, magnesium, strontium, potassium, and carbonates among other