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 used to determine mechanical impurity in hydrocarbons, heavy oils, lubricating oils, and additives.This instrument is composed of glass vessels, water bath, funnel, suction pump, motor and digital temperature controller. It has features such as small size, light weight, rapid heating rate and easy installation. The temperature control funnel is small and light. It can save operation time and solvent. Desktop structure. Simple design. Easy to use.