Sigma-Aldrich
Aldrich® addition funnel with pressure-equalization arm
Aldrich® anticlimb splash-guard adapter with fritted disc
Aldrich® antisplash splash-guard adapter with return hole
Aldrich® Buchner funnel
Aldrich® connecting tube/ distillation adapter
Aldrich® Dean-Stark trap
Aldrich® dual bank manifold with high-vacuum PTFE valves
Aldrich® dual-action NMR tube cleaner