Analytical apparatus, namely, an automated slide stainer for use in medical laboratories; Apparatus for analysing gases; Automatic ion-exchange chromatography apparatus for laboratory use; Chromatography apparatus for laboratory use; Chromatography columns for laboratory use; Chromatography columns for use in purification in the laboratory; Decompression chambers; Fermentation apparatus for laboratory use; Fermenter apparatus for laboratory use; Filters for blood and blood components for laboratory use; Flasks for laboratory use; Gasifiers for laboratory use; Glass driers for laboratory purposes; Glassware for scientific experiments in laboratories; Incubators for bacteria cultures; Laboratory apparatus and instruments for extracting nucleic acid, DNA; Laboratory apparatus and instruments, namely, homogenizers; Laboratory apparatus and instruments, namely, pre-packed columns for use in separation and purification; Laboratory apparatus and instruments, namely, pre-packed columns for use in chemical synthesis; Laboratory centrifuges; Laboratory chemical reactors; Laboratory equipment and supplies, namely, calipers; Laboratory equipment and supplies, namely, incubators; Laboratory equipment and supplies, namely, test tubes; Laboratory equipment and supplies, namely, thermometers; Laboratory equipment, namely, crucibles; Laboratory equipment, namely, cupels; Laboratory equipment, namely, funnels; Laboratory equipment, namely, microscope slides; Laboratory equipment, namely, pipette racks; Laboratory equipment, namely, plastic, rubber and elastomer closures, seals and stoppers for laboratory bottles; Laboratory glassware; Laboratory glassware, namely, burettes; Laboratory glassware, namely, flasks; Laboratory storage tubes; Laboratory apparatus, namely, centrifuges; Plates, glass slides or chips having multi-well arrays that can be used in chemical analysis, biological analysis or patterning for scientific, laboratory or medical research use; Stills for laboratory experiments; Vacuum distillation apparatus for laboratory use; Beakers; Laboratory apparatus, namely, a syringeless filter; Scientific apparatus and instruments, namely, chromatography columns for use in purification in the laboratory and parts and fittings therefor