Portable Handheld Refractometer Freezing Point Specific Gravity Analyzer Instrument Antifreeze Fluids Refractometer Suga

Features:-- Durable and built to last long.-- Heavy-duty and lightweight with its aluminum construction.-- Uses ambient light only which means battery or power source is not required.-- Equipped with scale measurement which provides direct reading, easy to focus and calibrate.-- Accurate testing results guaranteed.-- Cushioned with softcomfortable non-slip rubberSpecifications:Name: Handheld RefractometerStructure: Refractive prism + cover + calibration bolt + eyepiece + optical system pipingWeight: 250 (g)The product has automatic temperature compensation function.Instrument Model:Type A: Antifreeze Fluids Refractometer:can measure antifreeze freezing point, urea concentration, the proportion of lead-acid battery electrolyte and glass cleaning agent freezing point.Measurement range:Urea concentration: 30-35% (0.2%0.2%)Antifreeze Freezing point: -50 ~ 0℃ (1 ℃0.5 ℃)Battery liquid specific gravity: 1.10 to 1.40 (0.010.01)Glass cleaning agent :-40 ~ 0 ℃ (5 ℃ 5 ℃)Type B: Sugar Measuring Instrument:The basic principle is to use the total reflection critical angle method to measure the refractive index of the solution, and then calibrate the measured liquid concentration and its performance.Measuring range: 0-32%Minimum scale: 0.2%Accuracy: 0.2%ATC Automatic temperature compensationType C: Salinity Meter:For the sea aquaculture, sea fish Friends of aquaculture, aquarium light and design, the unique two scale line can directly read the proportion of salt s