acetone agar plate aspirator autoclave boiling tube bunsen burner burette calorimeter chemostat class ii cabinet cold finger colony counter colorimeter conical measure crucible cuvette detergent erlenmeyer flask ethanol eudiometer fleaker florence flask fume hood gas syringe glass tube graduated cylinder homogenizer hot air oven laboratory centrifuge laboratory flask laboratory glassware laminar flow cabinet magnetic stirrer microscope microtiter plate nmr tube petri dish picotiter plate pipette plate reader pycnometer retort round-bottom flask schlenk flask soxhlet extractor spectrophotometry static mixer stir bar test tube thermometer thiele tube thistle tube volumetric flask vortex mixer watch glass