Nutrafin Goldfish Plus -Tap Water Conditioner for Goldfish makes tap water safe for goldfish by neutralizing chlorine, chloramine and undesirable metals. Goldfish Plus protects fish scales and fins, reduces nitrite toxicity, and helps reduce stress. Goldfish Plus contains US-patented PHE (pure herbal extract), which effectively reduces stress and prevents inflammation and other undesirable conditions that can arise from scrapes, torn fins and abrasions. Goldfish Plus is a complete tap water conditioner for goldfish that also contains extra colloids and a beneficial buffering agent to help stabilize pH levels. Size: 120 mL (4 fl oz) DOSAGE: To remove chlorine: 5 mL treats 38 L (10 U.S. gal) To remove chloramine: 10 mL treats 38 L (10 U.S. gal) To protect scales & fins: 10 mL treats 38 L (10 U.S. gal) Other sizes available: - A7968 Nutrafin Goldfish Plus - Tap Water Conditioner for Goldfish, 250 mL (8.4 fl oz) Stress reducing formula: Patent # 5,942,232 Treats: 908 L (240 U.S. gal)