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Filtration additive sera Preparat Filter Biostart 50 ml – biological filter starter for aquariums
Summary description:
sera Preparat Filter Biostart 50 ml is a biological filter starter designed to accelerate the establishment of beneficial nitrifying bacteria in aquarium filters. Supplied as a 50 ml liquid, it helps reduce ammonia and nitrite spikes after filter cleaning, setup or stocking changes. Suitable for freshwater and compatible filtration systems to stabilize water quality and support fish health.