digital display and easy to use. Product nameViscometerModelNDJ-1NDJ-79NDJ-5SNDJ-8SMeasure range (mPa.s)10-1×1052~1×10610-1×10510-2×106Rotation speed (rpm)6,12,30,607.5, 75,7506,12,30,600.3,0.6,1.5,3,6,12,30,60rotor1-4 rotor2 rotor1-4 rotorMeasure precision±5%±5%±2.0%±2.0%Reproducibility------0.5%0.5% Viscometer(NDJ-5S)