REAGENTS AND TEST KITS COMPRISED OF REAGENTS AND/OR MODIFIED SURFACES OF INORGANIC MATERIAL, ALL FOR SCIENTIFIC OR MEDICAL RESEARCH USE; REAGENT AND TEST KITS COMPRISED OF REAGENTS AND/OR MODIFIED SURFACES OF INORGANIC MATERIAL, ALL FOR RESEARCH CONCERNING THE DETECTION OF CELLS, THE CONSTRUCTION OF STRUCTURES IN THE NANOMETER SCALE, THE FUNCTIONALIZATION OF SURFACES AND THE DEVELOPMENT OF ACTIVE SUBSTANCES EXCEPT PRODUCTS FOR MEDICINAL AND VETERINARY PURPOSES