Oscillators; Biological safety cabinets; Constant humidity incubators for laboratory use; Constant temperature incubators for laboratory use; Drying ovens for laboratory use; Furnaces for laboratory use; Laboratory apparatus and instruments, namely, homogenizers; Laboratory equipment and supplies, namely, incubators; Laboratory equipment, namely, cupels; Laminar flow biological safety cabinet hoods for laboratory use; Magnetic agitators for laboratory use; Ovens for laboratory use; Weighing e...