Adhesives for industrial purposes; Anti-tarnishing chemicals for windows; Chemicals for use in biotechnological manufacturing processes; Chemicals for use in decontamination of polluted sites; De-icing chemical liquids used in the construction, janitorial and industrial sectors; Descaling preparations for industrial purposes; Descaling preparations, other than for household purposes; Detergents for industrial use; Glue for industrial purposes; Water-softening preparations