1
Chemical products for use in industry; impregnating preparations, chemicals for intensifying and reviving the colour of ceramic, natural stone and concrete; adhesives used in industry, chemicals being building materials, screed additives, concrete and mortar aggregates; liquid plastics included in class 1, preservatives for building materials (except for organic substances); chemical primers; curing agents; unprocessed artificial resins; silicone sealants
17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and included in class 17; goods of plastics, included in class 17, of artificial and synthetic resins (semi-finished goods), casting resins mixed with silica sand (semi-finished goods); packing, stopping and insulating materials, sealing tapes, sealing collars; rubber insulating gloves, not for household purposes; jointing materials (gaskets and putty); insulating coatings and elements
19
Building materials (non-metallic); hydraulic binding agents, including cement, lime, plaster; mixtures of hydraulic binding agents with aggregates, pozzolanic substances and/or chemicals; mortar, render, floor screed compounds; premixed dry factory mortar, cement-bonded premixed dry factory mortar, cement-bonded thin-bedding mortar for the gluing, bedding and jointing of tiles and boards; reinforcing fabrics, contact muds, fillers for building, not of metal; glass sand for building