Kuderna-Danish Flask widely used to concentrate samples, Hemispherical shaped flask bottom enhances the flow of heavier fractions to the concentrator tube during reflux. Top outer joint is a standard taper 24/40 and the bottom inner joint is a standard taper 19/22. 

* High Quality Glass Material: Made from premium lab glass, it boasts excellent chemical resistance, allowing it to withstand the corrosion of various chemical reagents commonly used in distillation processes. It also has good thermal stability, capable of enduring the temperature changes during distillation. 

* Smooth surface:The flask body is smooth,uniform wall thickness distribution suited to heat 

* Customizable: They can also be customized as per one’s requirement.