For natural nitrate reduction.
Nitrate is an important nutrient for algae.
Royal Nitrate Remover stimulates the natural breakdown of nitrate by bacteria.
Dose daily 1ml per 20 litres until the nitrate level is less then 1mg/l When nitrate levels exceed 10 mg/l double the doses.
Check nitrate levels weekly with the Royal Nitrate test kit.
• Keep out of reach of children.