"WardsSci000518"

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.

Quantitative filter papers are used for gravimetric analyses or filtrations where the precipitate is to be recovered.

Qualitative Filter Paper is available in three standard grades.

The external ribbing on this funnel prevents air lock.

For filtering out fine precipitates when filter papers are unsuitable.