Sigma-Aldrich
Aldrich® high-efficiency Friedrichs reflux condenser
Aldrich® vacuum adapter with SafetyBarb® hose connector
Brady® FreezerbondzTM labels
Connecting Adapter
Fine test sieves
Glindemann PTFE sealing rings
Glindemann PTFE密封圈
Griffin-type SS beaker
Jacketed beaker
Nalgene® vacuum filtration system
One-piece dry-box gloves and sleeves
Scienceware® heavy-duty test-tube rack
Scienceware® POXYGRID® test-tube rack
Scienceware® rotary separatory funnel rack
Serrated natural rubber septa