Thermo Scientific™ Nalgene™ Analytical Test Filter Funnels Available on GSA/VA Contract for Federal Government customers only.

Perform microbiological QC testing and analysis of water, food/beverage, raw material and finished product with these economical sterile disposable funnels.

Manufacturer: Thermo Scientific™ 1450045

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Catalog No. 09-740-30D

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Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter. Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.


    Type Filter Funnels
    Pore Size 0.45μm
    Membrane Cellulose Nitrate
    Diameter (Metric) Membrane 47mm
    No. per Pack 50
    No. per Case 50
    Membrane Color/Grid White with black grid
    Volume (Metric) 100mL
    Certifications/Compliance Meet requirements of APHA Standard Methods and EPA requirements for water quality work.

    Perform microbiological QC testing and analysis of water, food/beverage, raw material and finished product with economical, sterile and disposable Thermo Scientific™ Nalgene™ Analytical Test Filter Funnels. The squeeze and twist funnel is easy to remove for retrieval of the CN membrane.


    • High impact polystyrene collars are rugged for reliable performance
    • Preassembled, sterile, individually are bagged to ensure sample integrity
    • Adapters accommodate No. 8 stoppers for use with 0.5in. 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

  • Description & Specifications

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