Product descriptionDensity measurement range: 1.0-1.070, the minimum scale is 0.001Concentration measurement range: 0-100C, minimum scale is 1CMeasuring range: 0-10% salinityGraduation: 0.2% salinityAccuracy: 0.2%ATC: 0 to 10 CReference temperature: 20 CScope of delivery:1 x salinity refractometer1 x plastic pipette1 x mini screwdriver1 x cleaning cloth1. Precision measurement Sharp dividing line (blue-white), good readability (daylight recognizable), adjustable eyepiece for focus adjustment.2. Material Developed for testing the concentration of salt water and saline solution, ideal for aquariums, marine monitoring, aquaculture, fish, shrimp, crab, coral, etc. and quality control in research and clinical laboratories.3. Easy to use Place 2, 3 drops of the sample on the main prism, close the plate and look through the viewing window to read the salinity value.4. Our chrome-plated brass body is resistant to chemical corrosion and wear, the service life of the refractometer is increased several times compared to other aluminum housings.5. Measuring range : salinity 0-100% (0-10% salinity), density 1000-1070 SG, accuracy: salinity +/- 1%, density +/- 0.001 SG, accuracy: 0.2%.