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After treatment
The heating rod is simply hung in the water and heats it
serves as a heat shield and ensures optimum even heat emission
Fresh and Saltwater Velvet
Salifert Nitrate NO3 Test Kit inverts After treatmentNitrate testing When an aquarium has insufficient regions deprived of oxygen (= anaerobic zones) or denitrification proceeds incompletely then nitrate will build up. A too high nitrate concentration can result in unwanted algae growth and these might irritate corals in their neighborhood. Nitrate as such also retards coral growth. The nitrate concentration in a proper functioning reef aquarium should preferably be lower than 1 mg L. Fish only