"WardsSci000518"

Separating Funnels, Capacity: 250 ml

These funnels have large diameter stems for fast powder transfer.

PYREX®, borosilicate glass.

For filling burets. Diameter: 35 mm; total length: 60 mm; outside diameter of stem: 6 mm.

Our high-quality funnels meet ASTM standards.

The most widely used qualitative filter paper for routine applications.

Use these filters for basic separation of larger particles from solution.

This convenient system features a 90 mm Ø opening to filter faster through 0.22 μm membranes where autoclaving is not required.

Funnels are made of durable plastic. Funnels of top inner diameter 70-108 are polypropylene and autoclavable. Funnels with top inner diameter of 127 and 165 are polyethylene and not autoclavable.

The 165 mm size has a wide stem for quick transfers.

The glass filter paper is excellent for microwave testing where temperatures get very high such as for use in a food experiment where all the moisture is microwaved out to see how much solid is left behind. Withstands temperatures to 500 °C. Size of each: 11 cm diameter.