When pouring large particles into reaction vessels, powder funnels allow a clean and quick procedure. Manufactured from clear glass or indestructible plastic, powder funnels have a resistant construction permitting use with various reagents and even chemicals. Powder bridging is minimized by the parallel, short stems. The funnels may have a tapered or angled stem to accommodate neck openings. Featuring ribbing to release air, the disposable or reusable models are offered in various diameter sizes.
Powder Addition Funnels, Chemglass
Supplier: Chemglass
Facilitates the delivery of free-flowing, granular solids into reactions. Pressure equalizing arm is equipped with a vented stopper for air-free operations and also permits access into the delivery stem for easy clean-out.
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Polypropylene Process Reactor Funnels, Chemglass
Supplier: Chemglass
Large funnels have a 60mm or 80mm flange fused to the bottom of the funnel. This design makes them ideal for filling process reactors by clamping the funnel directly to the powder addition port. The wide mouth funnel has a large opening to optimize flow.
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Disposable Paper Funnels, Chemglass
Supplier: Chemglass
The innovative 'backrest' of these sturdy, paper funnels allows hands-free use when pouring viscous liquids. With a 0.25" opening at the bottom, they fit a variety of vessels but are easily cut to any desired opening size or shape.