Chemicals used in science or industry; plastics; artificial resins; elastomers; adhesives; polyurethanes; polyepoxydes; polyureas; chemicals for use in or the production of plastics, artificial resins, elastomers, foams or adhesives such as additives, catalysts, monomera, colourants or stabilizers; all goods especially for polyurethane polymers, polyurea polymers or epoxy resins