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