产品性质
Sigma-Aldrich
Ohaus® MB-45 moisture balance accessories
PTFE screw propeller stirrer shaft
Quickfit® coil (Graham) condenser
Quickfit® Cone/Screw-thread Adapters
Quickfit® ground sleeve stirrer glands
Quickfit® round-bottom flasks
Quickfit® wide-neck reaction flask
圆形晶体窗片, Round crystal window
