Crude or semi-manufactured steel, steel alloys and steel structures; buildings of metal; metal receptacles, tanks, vats, silos, barrels, drums, mortar troughs and containers; sheet metal jerrycans for oil and gasoline; metal pressure receptacles, transport receptacles, sterile receptacles and processing vats; metal receptacle closures and bag closures; supports for metal receptacle fittings; fittings of metal; pipes, tubes and bends for metal pipes; tubes and pipes of steel; penstock pipes of metal; sleeves respectively sleeves for metal pipes; sheet metal and in particular steel sheets; bolts of metal; reinforcing materials of metal for pipes; pegs of metal; nozzles of metal; metal barrels, barrel taps, hoops and barrels; metal clamps and brackets; hoppers of metal; metal filling and emptying nozzles; metal scaffolding; cask stands of metal; metal taps for barrels; hooks of metal; sealing caps of metal; metal boxes and cases; metal fitting supports; lead seals; rings of metal; casters of metal; hinges of metal; metal valves, other than machine parts; valves of metal; screws and nuts of metal; belt stretchers of metal; wire stretchers; ferrules of metal; balls of steel; metal shimming plates and washers; pot hooks of metal

Scientific, research, weighing, measuring, signaling, detecting, testing and inspection apparatus and instruments; bioreactors and fermenters, in particular for cell culture; apparatus for fermentation; gas analysis apparatus; chemistry apparatus and instruments; measuring apparatus and instruments such as pressure gages, galvanometers, hydrometers, hygrometers, ohmmeters, scales, actinometers, thermometers not for medical purposes, sound-level meters, vacuum gages, viscometers and calipers; special laboratory furniture and laboratory trays; jigs/gages and calipers; apparatus, combinations of apparatus and their components for measuring, checking and regulating physical, chemical or analytical properties, in particular for determining moisture content, for determining dryness, for thermal analysis (including thermogravimetry, thermo-mechanical analysis, mechanical-dynamic analysis, dielectric analysis, determining the boiling point, melting point and dropping point), photometry, colorimetry, coulometry, refractometry, titration, determining density, specific gravity and concentration, particle characterization, crystallization, flow measurement, measuring Eddy currents, infrared spectroscopy, potentiometry, conductometry, amperometry, pH measurements, the redox measurements, ion analysis, ion selective measurements, turbidity measurements, oxygen measurements, ozone measurements, carbon dioxide measurements, dissolved gas measurements, gas measurements in gas mixtures, conductivity measures, Total Organic Carbon (TOC) measurements, surface-active agent measurements, temperature measurements, pressure measurements, spectroscopy

Installation services; repair services, except masonry repairs; installation, maintenance and repair of boilers, bioreactors, fermenters, pressure receptacles, transport receptacles, sterile receptacles and processing vats