The XG606 fully automatic kinematic viscosity tester is developed and manufactured according to the relevant provisions of GB/T 265, GB/T 11137, GB/T1955, GB/T 8170, and the metrological verification regulation JJG 155 "Working Capillary Viscometer" of the People's Republic of China, using microprocessor control technology, color LCD display, etc. It is suitable for measuring the kinematic viscosity (mm2/s) of liquid petroleum products (referring to Newtonian liquids) and polymer dilute solutions, and can also calibrate the coefficients of capillaries based on standard substances. It can be widely used in pharmacopoeia, petroleum, chemical industry, scientific research, metrology and other departments.