Hydor High Quality Activated Carbon for Freshwater Aquarium

Hydor activated carbon with low ash content for freshwater aquariums is a filter media designed to obtain crystal clear water without affecting pH. It does not release phosphates, heavy metals, and other substances that are harmful to aquatic life.
No unpleasant odors
Minimum ash content
No PH reaction
100% Crystal Clear Water
For use in freshwater aquariums
Highly adsorbent Freshwater activated carbon eliminates bad odors and polluting substances. 3-100gm pouches