Sigma-Aldrich
Aldrich?vacuum trap
Hirschmann?EM dispenser, adjustable volume
Quickfit?Liebig condenser
32mm Round cell window
32mm 圆形吸收池窗片
Accu-Safe bottle thermometer
Ace Reducing Adapter
Ace-ThredTMThermometer/Tubing Adapter
Aldrich?5 mm NMR tube evacuation manifold
Aldrich?addition funnel with pressure-equalization arm
Aldrich?anticlimb splash-guard adapter with fritted disc