Test tube without rim, Pre-cleaned Borosilicate Glass, O.D. x Length (mm): 18 x 150, 24ml, used for hot or cold applications, Reusable and Autoclaved, Conveniently hold inverted tubes for drying and to minimize collection of airborne contaminants
MIcrostirrer, easily attaches to end of a pH Sensor, Conductivity Probe, Dissolved Oxygen Probe or Ion-Selective Electrode. Magnetic field turns paddle wheel of Microstirrer, resulting in enhanced stirring near electrode tip, works with any magnetic stirrer