Fluval Lab Series Opti-Carb is your everyday water polishing media. It's a powerful mixture of synthetic organic scavenger resins and ion exchange that can help to remove specific compounds and toxic metals. This superior formula works rapidly to dissolve organic compounds and protein before they break down. It's also helpful to eliminate odors and discoloration.

Fluval Lab Series Opti-Carb

• Synthetic organic scavenger resins and ion exchange mixture
• Polishes water
• Dissolves organic compounds and protein
• Eliminates odors