This document stipulates the technical requirements for the classification, physical and chemical properties, flame retardancy, and harmful substance limits of water-based inorganic fire retardant coatings, as well as inspection rules and relevant requirements for marking, packaging, transportation, storage, and shelf life. It describes the water-based inorganic fire retardant coatings. Test methods for various technical requirements for fire retardant coatings. This document applies to the production, testing and other activities of water-based inorganic fire retardant coatings applied to the surfaces of textiles and wood substrates.