Flat-bottom flask 21731 series

distillationborosilicate glass

DURAN® Flat Bottom Flask wide neck with beaded rim • Complies with DIN ISO 24450 • Manufactured from borosilicate glass 3.3 • Flat base means flasks can be set down without a supporting ring • The wide neck enables easy filling and cleaning • Fired-on, highly durable white ceramic Abdominal vessels are called flasks in the laboratory and, in addition to beakers, are other universally applicable vessels. They are used e.g. for distillation or for heating liquids. Flasks are available in various designs: narrow and wide neck, with or without ground joint, as round or flat bottom flask. Depending on the application, the required flask with its specific components is selected.