Digital Glycerine Concentration Refractometer Meter Tester 0.0-100%

▲Digital Glycerine Concentration Refractometer Meter Tester Glycerometer 0.0-100% glycerol Refractive Index ▲Digital Glycerine Concentration refractometer Meter Tester Glycerometer 0.0-100% glycerol Refractive Index 1.3350―1.47730nD ▲Glycerol ：0.0-100% ▲Refractive Index： 1.3350―1.47730nD ▲Resolution：0.1， 0.0001ND ▲Accuracy：±0.2%，0.0003ND ▲Power Supply 1.5 AAA battery (not include)

• One-second measurement, one-key correction, simple design, one-handed operation, large LCD screen, easy to read, protective cover to prevent dust from entering the prism
• Super power saving, 1 AAA1.5V No. 7 battery (not included), automatic shutdown without operation.
• Excellent dustproof and waterproof performance (IP65), can be completely washed with running water, and the revolutionary E.L.I (external light blocking) function ensures the accuracy of the instrument when measuring outdoors.
• Clear water to zero, easy to operate, with automatic temperature compensation function (ATC), to ensure accurate measurement
• Small and lightweight, the single machine weighs only 110g, the bottom of the instrument can be lanyard design, easy to carry, zero point calibration: calibrate with 20℃ distilled water in 20℃