Please choose between Amazonia Ver 2 or Amazonia Gold Standard Premium organic freshwater and aquarium substrate made from baked soil granules lowers pH and KH each bag contains 9 liter bag (17-19 pounds) suitable for 10 to 15 gallon aquarium ADA Amazonia Aqua Soil Ada nature Aquarium Ada design amano 9 Liters black soil with supplement pellets inside It has the same raw materials used making the quality of water slightly acidic, thus preventing turbidity or colored water and algae outbreak #scapehorizon #aquaticscape #hobbyneeds #adaPH #bestaquasoil #aquasoil #aquascapingneeds #madeinjapan #plantedtankessentials