9 scientific and laboratory glassware;, namely, extractors, [ ampules, burets, ] bottles, dispensers, columns, [ cylinders, seals, ] traps, tubes, distillation heads receivers and columns, elution apparatus, joints, connectors, sockets, vessels, tubes, bubblers, reservoirs, strips, flasks, adapters, bottles, beakers, [ clamps, ] condensers, dryers, extractors, [ filters, ] reactors, funnels, stopcocks, [ stoppers, vials ] and scientific and laboratory instruments;, namely, [ vacuum pumps, ] mixers