Nalgene™ Erlenmeyer Flasks with Screw Closure
By NalgeNalgene™ transparent polymethylpentene Erlenmeyer flasks with polypropylene screw closures. An excellent combination of clarity, chemical resistance, impact strength and autoclavability. Very transparent to microwave radiation. Use for titrations, preparation and storage of culture media. Before autoclaving, just set cap or closure on top of the container without engaging the threads.