JC/T 2331-2015 "Anti-fouling agent for the surface of ceramic polished tiles" specifies the terms and definitions, technical requirements, test methods, inspection rules, and marking, Encasement, transportation and storage requirements for anti-fouling agents applicable to the surface of ceramic polished tiles. Anti-fouling agent consists of A liquid and B liquid, of which A liquid is mainly composed of water, nano-oxidation silicon and Miscellaneous additives to improve the surface of polished tiles Glossiness and anti-fouling performance; B liquid uses water as a solvent, adding silicone polymers and Miscellaneous substances to further enhance the anti-fouling effect. The standard also clarifies the definition and detection method of non-volatile substances and vocs, and refers to a number of relevant standards to ensure product mass and safety.