Digital Refractometer For Ethylene Glycol As Per Rdso Specification: Rdso/2018/El/Smi/0325 Or Latest Revision. Test Range: 0-100% Volume, Operating Temperature: 0 To 50 Deg C, Resolution: 0.1%, Accuracy: 0.2%, Light Source: Led, With Accessories (Battery - 03 Nos, Pipette - 02 Nos, Instruction Manual - 02 Nos, Carrying Case - 01 N Os), Along With Oem Calibration/Nabl Calibration Certificate. ]