Khúc Xạ Kế Đo Nồng Độ Cồn 0~80% V / V

Features: 1. A professional mesure instrument to test alcohol concentration of wine. 2. Sturdy, compact, lightweight, ensure an accurate testing results. With the built-in ATC ranges from 10℃to 30℃. 3. Measurement scale is equipped for direct reading. Soft rubber eye piece provide you comfortable viewing. Use ambient light only, which indicates no battery or power source is needed. 4. Adjustable manual focusing, convenient to operate and calibrate. 5. Widely used in scientific research, food production, alcohol retailer etc. Specification: Condition:100% Brand New Material: aluminium Color: As Pictures Shown Measuring Range: 0~ 80% Alcohol Reference Temperature: 20°C Minimum Scale: 1% Alcohol Automatic Temperature Compensation: 10~30 ℃ Length: approx.19.7cm/7.7in Middle Diamter: approx.3cm/1.1in Maximum Diamter: approx.4cm/1.5in Using Instruction: 1. Open the cover plate, use a clean cloth to wipe the prism. 2. Take a few drops of testing liquid to the detection prism, then close the cover plate slowlyto avoid producing bubbles which will make the liquor spread all over the prism surface. 3. Put the cover directly point to the light source or bright place, observe the field of view through the eyepiece. 4. Turn the eyepiece to adjust the hand wheel to make the blue and white line clear. The scale value of the dividing line is the concentration of the liquor. Packing included: 1 * Alcohol Refractometer(with A Box) 1 * Screwdriver 1 * Dropper 1 * Wipe Cloth 1 * User Manual Note: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.