โดส 5 ml ต่อ น้ำ 10 litre ครับ Tetra Algumin contains natural peat extracts and the algicide monolinuron for the prevention and control of algae in freshwater aquarium. Tetra Algumin turns the water in the aquarium a dark brown colour reducing light penetration to inhibit algae growth. Monolinuron affects photosynthesis in algae, but I harmless to fish and plants.
Instructions for using Tetra Algumin Shake well before use, add 5ml per 10 litres (2 gal.). Distribute evenly over the surface of the aquarium, but avoid pouring the product over aquarium plants. If present switch of the ultraviolet steriliser/clarifier and remove carbon, for the duration of the treatment. Retreat with Tetra Algumin at half dose every 3-4 weeks. Ensure sufficient oxygenation when using Tetra Algumin. If fish show any signs of distress, such as gasping, carry out a 25-50% water change using Tetra Aquasafe to make the tap water safe.