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Nalgene™ Stopcocks Thermo Scientific™
Permit reliable, accurate liquid flow control in liquid handling systems by using Thermo Scientific™ Nalgene™ Stopcocks. They are ideal for use in developing in-house fluid transfer systems for one-way fluid path for accurate filling or dispensing. The two-way stopcocks feature serrated tubulation on each end.

Nalgene™ Three-way Stopcock Thermo Scientific™
Experience in-house fluid transfer system flexibility with a Thermo Scientific™ Nalgene™ Three-way Stopcock, arranged in a T-shape to connect any two — or all three — arms of the stopcock with ease.