The small standard stipulates the technical requirements, test methods, inspection rules, marking, packaging, storage, transportation and other matters of polyurethane varnish (packaging). The minor standard is applicable to packaged coatings consisting of toluene diisocyanate-containing prepolymer as component and hydroxyl-containing alkyd resin as component two. The products specified in this standard are suitable for decorative protection on the surfaces of wood, furniture and metal products.