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Most other bacterial supplements will form toxic hydrogen sulfide under the proper conditions
The Continuum advantage
In marine water
mechanical and chemical filtration
Length: 25 cm (10 inches)
Continuum Aquatics Fraction Dry 500g algea eaters Most other bacterial supplements willContinuum Aquatics Fraction Dry 500g Fraction is a technologically advanced, maximum strength water conditioner that makes tap water immediately safe for freshwater or marine aquarium use or for ponds. It will remove toxic ammonia, chlorine or chloramine from tap water and will also bind nitrites or nitrates directly in the aquarium. It will immediately remove overdosages of iodine, medicinal dyes or potassium permanganate.