About this item

• Two-Neck Flask Design: designed for precise control in laboratory procedures like inert-gas synthesis or atmospheric reflux, this 2-neck flask enables parallel attachment of condensers, thermometers, or gas manifolds using standard 24/40 joints
• Built-In PTFE Stopcock Valve: integrated PTFE stopcock valve ensures smooth flow control for gas injection or evacuation, streamlining the experimental process and enhancing control over reaction conditions
• Leak-Tight Sealing: ensures leak-tight sealing with stonylab labware
• Read Manual & Disclaimer: always read the enclosed instructions before use; the manufacturer is not liable for damages caused by improper operation
• Warranty: if received damaged, please contact us immediately; we will solve it until satisfied