This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of industrial trifluorotrichloroethane. The wood standard is applicable to trifluorotrichloroethane produced by the solid-phase intermittent method using antimony pentachloride as the catalyst and hexachloroethane as the raw material and the continuous fluorochlorination method using concave vinyl chloride as the raw material. The main uses of this product are raw materials for preparing fluorine-containing compounds, refrigerants, insulating oils and solvents, foaming agents, cleaning agents, etc.