• Premium activated carbon for freshwater and saltwater aquariums • Quickly and safely removes organic impurities, unwanted chemical compounds, toxins, medication residues, color, and turbidity • Steam-activated, pelletized, and acid-washed for maximum adsorption capacity • Adsorption surface of 1000 m²/g, extremely low phosphate release (max. 0.000001 g/ml), and low soluble ash content (max. 0.3%) • Recommended use: 50 ml per 100 liters of water for a maximum of 4 weeks • Dosage after medication treatment: 100 ml per 100 liters of water for 1 week • To remove ozone residues: 200 ml per 100 mg/h of ozone • Place in a well-flowed area, in the filter or sump, using the included filter bag • Keeps water crystal clear and free of contaminants • Replace the product periodically to ensure its effectiveness • Ideal for maintaining water quality in aquariums and removing residues from treatments and ozone