Filter Funnels 0.45µm Nalgene CN 100ml Analytical pk 50

Use these economical, sterile, disposable filter funnels to perform microbiological QC testing and analysis of water, food/beverage, raw material as well as the finished manufatured product.

The 47mm diameter cellulose nitrate membrane, is certified for water quality work.

The squeeze and twist funnel is easy to remove for retrieval of the Cellulose Nitrate membrane.

The 147-0045 features a grey membrane that turns black when wet, making it easier to detect and count growing colonies.

High impact polystyrene collars are rugged for reliable performance.

Preassembled, sterile, individually bagged to ensure sample integrity.

For use with Filter Manifolds and Filtering Flasks.

Meet requirements of APHA Standard Methods and EPA requirements for water quality work.