Sigma-Aldrich
Aldrich® Buchner funnel with joint
Aldrich® Buchner VerSAfunnelTM
Aldrich® calibrated chromatography column with solvent reservoir and fritted disc
Aldrich® coiled condenser
Aldrich® flat-bottom flask
Aldrich® fritted adapter
Aldrich® modified Dean-Stark trap
Aldrich® 改良 Dean-Stark 分离器
Aldrich® powder funnel
Aldrich® reducing adapter
Aldrich® round-bottom storage flask with stopcock-equipped septum-inlet