Aquarium Bacteria 118ml ARKA Special Blend Removes Nitrate and Organic Waste Crystal Clear Odorless Water Sweet Salty Premium Biological Formula for a Stable Ecosystem

CLEAN & ODOR-FREE Ecosystem: Transform your aquarium into a healthy environment - active bacteria break down waste, prevent white film and eliminate bad odors - clear water with less maintenance. Total Nitrogen Control: Converts ammonium → nitrite → nitrate → nitrogen - reduces toxic spikes - protects fish and shrimp - synergistic action with ARKA Nite-Out II for stable aquariums. Multi-phase biological action: Unique photosynthetic strains eliminate sulfur and protein odors - improve dissolved oxygen - no chemicals, no side effects - effective from the first dose. IDEAL FOR ALL AQUARIUMS - Perfect for aquascaping, marine and community - promotes roots, vivid colours and polyp expansion - visible results from the first days - hassle-free. Easy dose, lasting effect: 25 ml / 100 L at start, then reduce - use every 14 days - stable formula without refrigeration - since 2011 chosen by breeders and experts - ARKA quality guaranteed.