The TWD Scientific (formerly Tradewinds Direct) family of weighing funnels (weighing boats) all feature a flat bottom for sitting on balances and a pouring neck that fits to volumetric flasks, micro-tubes, or any narrow neck apparatus for spill-free transfer.

• Available in antistatic polypropylene, disposable polypropylene, and borosilicate glass
• Residual samples can be rinsed to guarantee 100% transfer
• Five different sizes of funnels fit to various flask sizes
• X-Small funnels fit 96-well mini-tubes and deep well plates

Suitable for safe handling of hazardous materials.