5X TBE Electrophoresis Buffer Concentrate, 500mL Chemical_Glycerin Single-hole rubber stopper with 5mm

Single-hole rubber stopper with 5mm hole measures 27 x 31 x 32mm for tubing pass-through and laboratory vessel sealing applications

dimensioned to slot into PH0651 optical-bench holders for repeatable image-formation

used to demonstrate charging by induction and repeated transfer of charge

and molecular organization for advanced cell biology teaching

sized to mount alongside a tone generator for converting electrical signals into audible tones during sound-wave demonstrations

5X TBE Electrophoresis Buffer Concentrate, 500mL Chemical_Glycerin Single-hole rubber stopper with 5mmUsed as the standard agarose gel running buffer for DNA electrophoresis, this 500mL bottle of 5X Tris Borate EDTA dilutes 1: 5 to provide the high resolution ionic environment for DNA work.