... to operation Laboratory Digital Rotational Viscometer Introduction & Features NDJ-8S Digital Rotational ViscometerIt adopts advanced mechanical design technology, manufacture ... optional.Technical Parameter: ModelNDJ-5S Digital Rotational Viscometer NDJ-8S Digital Rotational Viscometer Range (mPa.s)10 ~100000 mPa ... 0.6,1.5,3,6,12,30,60 total 8 grades SpindlesNo.1~4, total four types of spindles ...