Description
sized for cleaning narrow-diameter tubes
9A with oxidized constantan winding on a vitreous-enameled steel tube and a phosphor-bronze sliding contact
Polypropylene round test tube rack holding 12 tubes — four at 25 mm and eight at 19 mm — with 360-degree access for benchtop chemistry demonstrations and student experiments
anchoring retort stands and apparatus to the edge of a classroom workbench
Ten-piece 10g weight set for use with balance and force-measurement apparatus where consistent small-increment masses are needed in equilibrium and calibration exercises
Hydrogen Peroxide Solution, 6%, 500mL, Laboratory Grade Material_Iron sized for cleaning narrow-diameter tubesSix percent hydrogen peroxide solution used as an oxidizing agent and as the substrate for catalase enzyme activity demonstrations in biology and chemistry.
Exchange/Return Notes
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