Sigma-Aldrich
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
Aldrich?Schlaker reaction tube
BohlenderTMround-bottom flasks
Four-digit hand-held tally counter
Graduated ValumetricTMbottles