Fritz Aquatics’ Reef Pro Mix (RPM) is a professional-grade marine salt mix formulated for both reef and fish-only aquarium systems. It contains all essential major, minor, and trace elements found in natural seawater, promoting the health and longevity of marine life. The mix is designed to reach a stable pH shortly after mixing and is free from nitrates, phosphates, and ammonia.Key Features:Complete Marine Salt Mix: Suitable for reef and fish-only systems.Balanced Composition: Contains essential major, minor, and trace elements.Enhanced Buffers: Achieves stable pH levels promptly after mixing.Elevated Nutrients: Higher levels of calcium, magnesium, and potassium.Purity: Free from nitrates, phosphates, and ammonia.Mixing Instructions:Water Quality: Use RO/DI water with a TDS reading below 10 ppm.Preparation: Fill a clean mixing container with the desired amount of water.Temperature: Maintain water temperature between 70F and 75F (21C – 24C) during mixing.Adding Salt: Slowly add RPM to the water to prevent temperature rise and precipitation.Mixing: Use a mixing pump and an airstone to ensure uniformity and prevent precipitation.Salinity Adjustment: Use a calibrated refractometer to achieve the desired salinity (1.025 sg).Temperature Adjustment: Once mixed, heat the solution to match your aquarium’s temperature.Resting: Allow the mixed water to sit for at least two hours before use.Available Sizes:55 lb Box: Treats up to 200 gallons at 30 ppt salinity.48 lb Bucket: Treats up to 180 gallons at 30 ppt salinity.14 lb Bag: Treats up to 53 gallons at 30 ppt salinity.