Apparatus and instruments for weighing; Beakers; Disposable reusable dispenser syringes for laboratory use; Eye glasses; Hand-operated laboratory tools for manipulating laboratory samples; Laboratory apparatus, namely, centrifuges; Laboratory equipment and supplies, namely, centrifuge tubes; Laboratory equipment and supplies, namely, test tubes; Laboratory equipment, namely, pipette racks; Laboratory equipment, namely, plastic, rubber and elastomer closures, seals and stoppers for laboratory ...