Models 36A10 and 36A11 viscosity testers are simple to use, allowing the user quick and accurate measurements using only one hand. They are designed for fast, on-the-spot measurements in the plant, laboratory or out in the field. Model 36A10 measures low-viscosity fluids from 2-330 cP. Model 36A11 measures higher-viscosity fluids, ranging from 300 to 400,000 cP. The testers are easy to clean, with quick-release accessories. Call 915/852.3375.