About this item

•  Lab-Specific Design: serves as an essential component for four-neck flasks in rotary evaporators
•  PTFE Valve: equipped with a PTFE valve for accurate control of fluid or gas flow rates during laboratory procedures
•  Premium Material: constructed from G3.3 borosilicate glass; withstand high temperatures and resist corrosive chemicals
• Flexible Hose Connection: suitable for hoses up to 0.39 in