Quick Answer:The Powder Funnel is a polypropylene funnel with a parallel stem that minimises bridging of powder, 80 mm in diameter with a 30 mm stem and a 12.5 mm stem opening, for transferring powdered reagents.
Last updated: 18 October 2026
Key Features
Parallel stem that minimises bridging of powder.
12.5 mm stem opening and 30 mm stem length.
80 mm diameter.
Polypropylene, steam autoclavable.
Takes 11 cm filter paper.
Technical Specifications
Specification
Value
Material
Polypropylene (plastic)
Diameter
80 mm
Stem length
30 mm
Stem opening
12.5 mm
Filter paper
11 cm
Sterilisation
Steam autoclavable
How It Is Used
Set the funnel in the neck of a flask or bottle and tip the powdered reagent into the cone; the parallel stem keeps the powder moving instead of bridging and blocking. Fitted with 11 cm filter paper, it can also be used for filtering.
Frequently Asked Questions
Why does the Powder Funnel have a parallel stem?
The parallel stem minimises bridging of powder, so powdered reagents run through instead of blocking the stem.