Scientific, optical, weighing, measuring apparatus and instruments, namely, microfluidic apparatus and instruments; incubation apparatus and instruments, namely, incubators for cells, cell cultures, droplets and microdroplets, and tubing and capillaries for incubating cells, cell cultures, droplets and microdroplets; apparatus and instruments for chemical or biological analysis, namely, apparatus and instruments in the nature of microfluidic apparatus and instruments for screening, high-throu...