machines, namely, weighing machines, balances; instruments, namely, shakers in the nature of a laboratory device for stirring liquids, oscillators, tissue homogenizers for laboratory use, vortex mixer for laboratory use in mixing vials of liquid, magnetic mixer for laboratory use in stirring liquids and incubators for laboratory use, apparatus and instruments for electrophoresis and mass spectrometry; laboratory consumables, namely, pipette tips, micro centrifuge tubes for laboratory use, tes...