Circulators in the nature of electronic components; Distillation apparatus for scientific purposes; Laboratory apparatus and instruments for the exchange of substances and heat; Laboratory apparatus, namely, centrifuges; Laboratory chemical reactors; Laboratory countertops; Laboratory equipment, namely, ductless fume enclosures and forensic drying cabinets; Laboratory equipment, namely, electric bath heaters; Laboratory glassware; Laboratory photochemical reactors; Drying ovens for laboratory...