The Absolute Zero Nitrate AZ-NO3 is a cutting-edge nitrate removal solution specifically designed for marine and reef aquariums. This product effectively eliminates nitrates from your aquarium, even in poorly-maintained tanks with imbalanced ion levels. Using advanced cold filtering and processing techniques, the AZ-NO3 formula enhances its nitrate-removal capability by up to 2x compared to previous versions, ensuring quicker results. Its unique mechanism of aerobic cellular respiration targets nitrates directly before they are removed through your protein skimmer.