- Wide Measurement Range: This refractometer features a scale from 0 to 100 ppt (0-10%), enabling precise salinity measurements for seawater and low concentration salt solutions. It also includes a secondary scale for measuring salt solution density from 1.000 to 1.070 g/cm³ with a resolution of 0.001 g/cm³. - High Precision Readings: With a reading resolution of 1 ppt, this refractometer guarantees accurate and reliable measurements. Perfect for monitoring marine aquarium salinity or conducting salt solution experiments, you can trust its performance for consistent results. - Effortless Liquid Measurements: Measuring liquids is simple with this device. Just place a few drops on the optical section, cover the prism, and view through the eyepiece. The clear scale markings ensure easy reading of your results. - Versatile Applications: Ideal for both marine aquarium enthusiasts and professionals, this refractometer is essential for monitoring seawater and brackish water. It helps maintain optimal salinity levels, promoting the healthy growth of marine life. - Practical Use Scenarios: - Aquarium Maintenance: Regularly check salinity levels to ensure a stable environment for fish and corals. - Laboratory Experiments: Accurately assess salt concentrations for scientific research and experiments. - Aquaculture: Monitor water conditions in fish farming to optimize growth and health. - Durable and User-Friendly: Crafted for longevity and ease of use, this refractometer is a reliable tool for any aquatic setting, ensuring precise measurements every time.