This standard specifies the terms and definitions, classification, requirements, test methods, inspection rules, markings, instructions for use, packaging, transportation and storage of toilet seats and covers. This standard applies to toilet seats and covers (hereinafter referred to as seats and covers) made of plastic, wood, composite materials, resin and other materials that are installed on the toilet surface to provide comfort, hygiene and aesthetics.
GB/T 6461 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates--Rating of test specimens and manufactured articles subjected to corrosion tests
GB/T 6739 Paints and varnishes—Determination of film hardness by pencil test*, 2022-12-30 Update
GB/T 9286 Paints and varnishes—Cross-cut test*, 2021-08-20 Update