Flat Bottom: A flat-bottomed lab erlenmeyer flasks allows it to stand upright on a flat surface without resting on bottle clamps or cork racks.
Graduated:Science flask's scale is clear,easy to observe the experimental phenomenon
Function: Boiling flasks are ideal for yeast culture,mixing solutions,chemical flasks for beginners or professionals to use in scientific chemistry laboratories,and also suitable for students,classrooms and daily use.
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