Laboratory apparatus and computer systems for use in protein purification; Laboratory apparatus and instruments, namely, homogenizers; Laboratory centrifuges; Pipette racks for laboratory use; Laboratory apparatus and instruments for the exchange of substances and heat; Laboratory filters; Laboratory apparatus and instruments, namely, pre-packed columns for use in separation and purification; Pipette tips for laboratory use; Laboratory glassware, namely, flasks; Beakers; Petri dish racks for ...