Aqua One Magnesium Test Kit Liverpool Creek but it may be mixed

but it may be mixed with other gravels

and will not harm aquatic plants

Store in a cool place away from the light

great for substrate cleaning & pick up of waste/debris

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Aqua One Magnesium Test Kit Liverpool Creek but it may be mixedAqua One Magnesium Test Kit ensures your marine tank is kept in optimum condition. Magnesium is one of the most abundant elements in seawater. It plays an important role in preventing the precipitation of calcium and carbonates and therefore in keeping both of these in high enough concentrations to maximise growth of corals and other calcifying organisms. Features & Benefits: For testing of magnesium in saltwater aquariums Performs up to 60 tests