Products & ReviewGeneral Lab
Thermo Scientific™ Nalgene™ Analytical Test Filter Funnels
Use these economical sterile disposable filter funnels to perform microbiological QC testing and analysis of water, food/beverage, raw material and finished product.
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The squeeze and twist funnel is easy to remove for retrieval of the CN membrane.
Features:
- High impact polystyrene collars are rugged for reliable performance
- Preassembled, sterile, individually bagged to ensure sample integrity
- Adapters accommodate No. 8 stoppers for use with 0.5 in. hole in vacuum manifolds or filter flasks
- 47mm diameter cellulose nitrate membrane is certified for water quality work
- 250mL sizes are useful when testing beverages that may foam
- Cat. No. 147-0045 features gray membrane that turns black when wet, making it easier to detect and count growing colonies
- Note: Designed for single use only
- Includes: Six funnel adapters with each case
