NDJ-1C,D,F are produced by the standard of T0625-2000. It is used to test the apparent viscosity of the road bitumen, Purpose: This instrument is produced by the standard of T0625-2000. It is used to test the apparent viscosity of the road bitumen, and it is also used to test viscosity of the thermo-sol, paraffin wax, medicament and high polymer. NDJ-1C Technical Parameters: Measure Range: ...