• pH Decrease is a product designed for the specific reduction of pH in freshwater aquariums. • Quickly and effectively lowers the pH to reach the desired value. • Added electrolytes prevent osmotic shock and protect the fish's mucous membranes and gills. • Dosage: Add 5 ml to 100 liters of water to lower the pH by 0.2. • In case of low pH, regularly check the carbonate hardness. • To protect aquarium inhabitants, gradually decrease the pH. • Use in combination with other products to stabilize the pH. • Regularly monitor water parameters. • Follow the safety and usage instructions on the product label. • Keep out of reach of children and wash hands after use.