Sigma-Aldrich
Aldrich® coiled condenser with SafetyBarb® hose connectors
Low-profile roller
Microcapillary tube Drummond Microcaps®
Drummond Microcaps微量毛细管®
Ace addition funnel
Ace European-style three-neck flask
Ace flat-bottom reaction flasks
Ace four-neck round-bottom flask
Ace photochemical reactor UV lamp
Ace 光化学反应器紫外灯
ACE PTFE-coated steel shaft
Ace vacuum manifold system
Aldrich® can/drum adapters
Aldrich® corrosive lecture-bottle gas regulator
Aldrich® glass reference electrode
Aldrich® 玻璃参比电极
Aldrich® macro-micro KBr pellet die
Aldrich® 大小型 KBr 压片模具
Aldrich® pressure filter/drying funnel assemblies with removable fritted disc