Sigma-Aldrich
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
Aldrich® tube fitting kit
Ball valve, ss, 3/8in ultraseal x 3/8in ferrule lock flushing port &outlet
Bottle carrier, Nalgene®
Coarse porous filter plate for Table-Top Buchner funnels
Cochranes molecular models
Cochranes 分子模型
Combs for standard vertical gels, 16.5 cm wide
Disposable beakers