Erlenmeyer flasks, DURAN^®, with screw neck

With DIN screw neck, PBT-screwthread cap (autoclavable up to 180 °C), and approximate graduations. The flask is suitable for storage and cultivation. Glass Type I / neutral glass as per USP, EP and JP. Autoclavable; undo cap before autoclaving. With retrace code ( Batch Identification). Certificate via internet.