agar plate air sensitive argon aspirator autoclave benzophenone boiling tube borosilicate glass bunsen burner burette calorimeter cannula chemostat class ii cabinet cold finger colony counter colorimeter conical measure crucible cuvette erlenmeyer flask eudiometer fleaker florence flask fume hood gas syringe glass tube graduated cylinder ground glass joint homogenizer hot air oven inert gas laboratory centrifuge laboratory flask laboratory glassware laminar flow cabinet magnetic stirrer microscope microtiter plate nmr tube nitrogen petri dish picotiter plate pipette plate reader plug valve polytetrafluoroethylene pycnometer pyrex retort round-bottom flask schlenk line septum sodium soxhlet extractor spectrophotometry static mixer stir bar stopcock test tube thermometer thiele tube thistle tube volumetric flask vortex mixer wash bottle watch glass wilhelm schlenk