Perforated filter plate for Table-Top Buchner funnels

Scienceware^® heavy-duty test-tube rack

Scienceware^® POXYGRID^® test-tube rack

Scienceware^® POXYGRID^® test-tube rack

Serrated natural rubber septa

Serrated natural rubber septa

Serrated natural rubber septa

Sigma-Aldrich^® micro pH combination electrode, glass body

Spinbar^® magnetic stir bar

Spinbar^® 磁力搅拌棒

Spinbar^® magnetic stir bar

Spinbar^® 磁力搅拌棒

Spinbar^® magnetic stir bar

Spinbar^® 磁力搅拌棒