1 Chemical products, namely, agents to modify the characteristics and performance of cementitious materials used in the new construction, maintenance and rehabilitation industries, namely, [ dispersants for concrete and mortars, set] accelerating or [retarding admixtures, hydration control admixtures, air entrainers and defoamers, shrinkage reducers, corrosion control admixtures,] form release and [curing agents, consistency control admixtures, admixtures for underground construction;] chemical additives for use in the manufacture of cement, mortar, concrete and masonry; adhesives for use in the new construction, maintenance and rehabilitation industries; [ synthetic resins for use in the manufacture of adhesives, sealants and injection products ] industrial flooring and [ sports surfaces,] grouts for foundations, coatings and façade applications, [ insulation finishing systems,] waterproofing systems, [ tile adhesives,] structural and surface renovation systems, in the new construction, maintenance and rehabilitation industries; rust and corrosion inhibiting chemicals for use in the new construction, maintenance and rehabilitation industries