Petroleum testing is the analysis during upstream, midstream, and downstream production processes of petroleum products. It is most commonly used to test petroleum product, its product components, byproducts of crude oil, fuel, natural gas, upstream oil and gas and other formats of petroleum. - The instrument is suitable to determine the water separability of petroleum oils and synthetic fluids. It adopts LCD to show the diagram. Intuitive and clear. Man-machine dialog. Menu type input. Easy to use.