This standard specifies the requirements, test methods, sampling and marking, Encasement, transportation and storage of 5 kinds of solvent oils composed of petroleum fractions. This product is mainly used for paints solvents or thinners, dry cleaning solvents and cleaning of metal parts. The standard describes in detail the intended use of various types of solvent oils and their quality control methods to ensure the performance and safety of the product during use. By citing relevant standards, the standard provides a technical basis for the production and mass inspection of solvent oils, ensuring their Reliability in industrial applications.