... Adopting the advanced mechanical design technology, the manufacture techniques and the microcomputer technology, it can collect data accurately. ... as greases, oil paints, plastic, pharmaceuticals, dopes, adhesives, and detergents, etc.Main technical specification:1. Measurement range: 0 ... V±10 %, 50 Hz6. Working environment:Ambient temperature: 535Relative humidity: ≤80%. NDJ-1E Rotational Viscometer