Sigma-Aldrich
Aldrich® dual-action NMR tube cleaner
Aldrich® evaporating flask, pear-shaped
Aldrich® flask-type sprayer
Aldrich® 烧瓶型喷雾器
Aldrich® graduated cylinders with joint, Class A
Aldrich® jacketed three-neck flask
Aldrich® large separatory funnel
Aldrich® large-capacity cold trap
Aldrich® lattice rods
Aldrich® low form dewar flask
Aldrich® 低形杜瓦瓶
Aldrich® NMR-tube cleaner
Aldrich® septum-inlet adapter with stopcock on side-arm
Aldrich® septum-inlet adapter, male